Some standard content:
National Standard of the People's Republic of China
Terminology for film technology
Terminology for film technology1 Subject content and scope of application
GB/T15769—1995
This standard specifies the terms used in film technology work such as film photography, film recording, film printing, and film projection. This standard is applicable to the production, distribution, projection, scientific research and teaching of films. 2 Terminology
2.1 Safety filmsafety film
Movie film made of a non-flammable film base with a slow burning rate. 2.2 Day-far-night photographyday-far-night photographyThe method of photographing night scenes outdoors during the day.
2.3 Semi-reflecting mirror synthesissemireflecting mirror shntSpecial effects photography that uses a semi-transmitting, long-reflecting, silver-coated double-path mirror to combine scenes to obtain image synthesis effects. 2.4 quieting half track
In an optical recorder without noise reduction bias, when no current passes through the optical modulator, the width of the light beam scanned on the film is half of the rated sound track width, and is the exposed part symmetrical to the center line of the sound track. 2.5 underexposure
The phenomenon that the image density is too light and the tone is gray due to too little light. 2.6 overexposure
The phenomenon that the image density is too dark and the tone is abnormal due to too much exposure. 2.7 exposure
The product of the illumination (1x) received by the photosensitive layer during the exposure process and the exposure time (s). 2.8 Exposure index
A parameter for the correct exposure of photographic film. It is a value proposed after comprehensive balance based on the sensitivity and tolerance of the film, the transmittance of a typical lens, the error range of the camera shutter, the characteristics and use techniques of the daylight meter, and the recommended development processing conditions.
2.9 Protective layer
A transparent layer coated on the surface of the photosensitive emulsion to reduce mechanical damage. 2.10 Preservative
One of the components of the developer, it is a chemical that slows down the oxidation rate of the developer by air. 2.11 Glass proccssA special effect photography that uses paintings on the glass in front of the camera to replace part of the real scene. 2.12 Background projection photography Backgruunl projection prucexs A method of synthetic photography in which a pre-filmed background material film is projected onto a transmission or reflection screen, the actors perform in front of the screen, and the camera records the two images on a strip of film to form a complete picture. # Background projector 2.13 A projector used specifically for projecting background images in special effects photography. Backgrouac light Backgrouac light Illuminating light projected onto the background of the scene being photographed, also known as background light. 2.15 Background film Background film Special film or slide used for background synthesis. 2.16 Magnification lens Cuncrtible lens An additional lens group used to increase the focal length of the photographic lens. 2. 17 Backing layer
An anti-halation, anti-static and anti-curling coating applied to the back of the film. 2.18 Reulprojectionpiocess Synthetic photography using a transmission screen as the background. 2.19 Kipprinting
A technical printing method that uses a technical printer to change the speed of image movement by skipping or repeating the original image with a regular frame rate according to a specified number of frames.
2.20 Variable area sound track Sound track produced by keeping the light density on the photosensitive film constant and making the size of the light sensitive area change with the width of the light beam. 2.21 Variable focal length objective lens
An objective lens whose focal length can be continuously changed within a given range. The zoom objective lens used in electro-color photography needs to keep the image plane position unchanged while zooming.
2.22 Zoom photography oamitg shut
The method of filming by using a zoom lens to continuously change the focal length of the lens. 2.23 Variable density sound track A sound track recorded by keeping the geometric width of the photosensitive part on the photosensitive film unchanged so that its photosensitive density changes with the strength of the light beam. 2.24 Anamorphic lens auannrphie atachmen;anmarphoi An optical accessory used in conjunction with the basic lens to compress or expand the image in the horizontal direction. 2.25 Anamorphic lens tsqueeze lens An objective lens used in the filming and projection of anamorphic widescreen movies: when filming, the image is compressed in the horizontal direction (passband is 2 times), and when projecting, the anamorphic image is expanded and restored.
2.26 Anamorphic (widescreen) copy Enamiphicrint A copy of the image that is compressed in the horizontal direction. 2.27 Anamorphic film A widescreen film that uses an anamorphic lens to compress the image recorded on the photosensitive film in the horizontal direction during filming or printing, and then restores the anamorphic image through an anamorphic lens during projection. 2.28 Edge definition The sharpness of the image wheel and the edges of the details is a subjective evaluation of the sharpness of the image. 2.29 Standard white card A door panel made of a calibrated diffuse reflector. 2.30 Standard negative film A negative film with gray plates, color plates and typical skin color characters for printing standard test films. 2.31 Standard spectrum standard wedgc
It is also called a standard light model.
2.32 Standard copy Iefcrnccprint
GB/T 15769—1995
High-quality copy printed under the best conditions after calibration of correction copy, used as a specimen for quality control during mass production. 2.33 Standard photography lighting source standard incandcscent tungsten illuminant is a standard light source specified for the design, sensitivity measurement and guidance of tungsten color film. The international standard stipulates that the standard light source color temperature of type A color sample film is 3400K, and the standard light source color temperature of type B color negative film is 3200K. 2.34 Standard photography stacking light source slandarddaylight.illuminant is a standard light source specified for the design, sensitivity measurement and guidance of tungsten color film. The international standard stipulates that its color temperature is 550uK.
2.35 Standard test strip A test strip with gray plate, color plate and figure surface printed from the standard negative for data determination and comparison. 2.36 Standard developing tank A developing device that can maintain the stability of the temperature and stirring conditions and meets the technical specifications. 2.37 Standard print point A basic print point specified by the printing department when printing samples using a uniform print point. 2.38 Replenishing solution A fresh solution with greater activity to compensate for the loss of working solution and fatigue of the drug. 2.39 Unch out
A function of tape recorders, especially multi-track recorders, to terminate the recording: it can make the test track in the recording state change from the recording state to the playback state without causing noise. 2.40 Punch in
A function of tape recorders, especially multi-track recorders, to punch in without causing noise. It can make the sound track in the sound reproduction state change from the sound reproduction state to the recording state without causing noise. 2.41 Non-rewinding film reel non-rewinding film reel can be pulled out from the inner end of the film reel, and the film can be played again without rewinding. Color compensating filter color-compensating filter; corrertian filter2.42
A filter that adjusts the spectral composition of the light source for film or print, also known as a color correction filter. Color reversal interrnediate2.43
Special film that is used to directly copy a color painting from a color original through the reversal process. Color reversal copy film2.44
Film that is used to directly copy a color painting from a color reversal original or color copy through the reversal process. 2.45 Color reversal filmtulour reversal filColor film that can directly produce a color positive image through the reversal process after photographic exposure. Color negative filmcolour negative filtn2.46#
Film used for color photography, the image recorded is a negative image with the complementary color of the subject. 2.47 Color balance presetmanual trim
A device that presets the light in the color light box to a fixed initial light number. This light signal is superimposed on the light signal input by the program control tape to balance the performance differences of color films with different axis numbers. 2.48 Color positive film colourprintfilm
Film used to make color movie copies from color originals or color copies. 2.49 Color internegative film cnkour internegative filni Special film used to make color copies from color reversal films or color copies. 2.50m
GB/T 157691995
Film used to print color copies from color originals or to print color copies from color copies. Exposure meter;light meter2.51
An instrument that measures the brightness or illumination of the scene being photographed, and can obtain relevant waist light parameters from its readout disk or display. 2.52 Reference wedge
A light wedge processed with a specific film exposed by a standard photosensitive instrument and processed by a corresponding standard process can be used as a reference standard for controlling light wedges and checking processing conditions and effects.
Tape-to-film transfer process The process of converting video signals on a video tape into film images is called magnetic transfer. 2.54 Reference track
A synchronous recording sound track used to prompt actors in post-dubbing. 2.55 Reference magnetic film (tape) A blank magnetic film (tape) selected as a reference standard, with specified electroacoustic and physical properties. 2.56 Geneva mechanism A mechanism that uses the pins of a continuously rotating notched wheel 1. to periodically turn the notched wheel, causing the notched wheel and the intermittent film connected to it to rotate intermittently.
Microdensitometer microdensituleter
Sensitive photometer for measuring optical density with aperture as small as micrometer. 2-58 Gradation
A qualitative description of the effect of photographic images on the recording of details and contrast of the subject. 2.59 Processing control
Inspection, testing and control of raw film, chemicals and printing conditions to ensure the quality of the film and the stability of the processing process. 2.60 Standard fil Film with a width of 35mm and a sound film with an aspect ratio of 1.37:1, or a silent film with a cross-sectional aspect ratio of 1.33:1. Slate (camera); numberboard 2.61
A small cumulative board indicating the field number of the expanded\shot\, the shooting period of the shot, etc. This board is taken before each "shot" is shot for editing.
2.62log-foeuslens
Photographic lens with a focal length greater than the diagonal length of the original film frame. 2.63roomtemperatureprocessingDeveloping and other chemical processing under conditions where the temperature of the chemical solution is close to that of the room. 2.64super-16 original negativeSuper-16 original negativeThe original negative of a small scanned image on a 16mm film with a horizontally extended photographic frame, with an aspect ratio of 1.66:1. It is convenient for printing 35mm widescreen films with a smaller magnification. 2.65
Macra-cinemitographyEnlarged photography of small subjects without the use of a microscope. 2.66 Ultrasonic film cleaner An equipment that uses the cold boiling cavitation effect of ultrasonic waves to make the cleaning liquid remove dust from the film under dynamic impact. 2.67 Colour couplers
A substance that can couple with the colour developer oxide during the development process to produce yellow, magenta and cyan dyes to form a colour image.
2. 68 Pin belt
A metal belt with a series of positioning teeth that mesh with the film holes, a key component on a dyeing and printing machine to ensure accurate overprinting of the picture. 2.69
Quick Song Silk Mountain Mountain Rainbow
GB/T 15769—1995
A film processor that transports the film with the help of a film transport gear that meshes with the film holes. 2.70 Blower (suction) brush succgcc
A device that sprays compressed air from the gap or sucks with negative pressure to remove the residual water droplets of the liquid attached to the film. 2.71 Vertical interval time code vcrtical initial time codedc A type of SMPTE/EBU standard time code, referred to as VITC. It is recorded with 90 bits per frame together with the video signal during the field blanking period of the video signal.
2.72 Subwoofer subwoofer
A combination of a large membrane speaker unit and a large book set in a movie stereo mixing studio or theater to reproduce the lowest frequency band sound below 100Hz.
2.73 Magnetic film
A special magnetic sound carrier made according to the geometric dimensions and perforation specifications of movie films. 2.74 Magnetic sound recorder magneticsound recorder A recorder that records audio signals on magnetic disks. 2.75magnetic level
The residual magnetic flux recorded per unit width of the sound track on a magnetic tape or disk, in nWb/m. 2.76sub-latent image
When the silver halide crystals in the photosensitive layer are exposed (or irradiated), the silver particles that are not enough to form the development center are called the latent image. If they are properly exposed again, they can be expanded to become the development center. 2.77magnetic stripe
On the film or other non-picture position, a strip-shaped magnetic layer for recording signals is coated longitudinally. 2.78magnetic sound track printA magnetic stripe of specified width is coated on a specified part of the film and then copied. 2.79accelerator
One of the components of the developer, an alkaline chemical that accelerates the development process. Acetate film
Movie film made of cellulose triacetate as the film base material is a common safety film with a slow burning speed. 2.81Super high-speed lensAn objective lens with an effective aperture of more than 1:2 and a large transmittance, which is convenient for shooting under weak lighting conditions, also known as a high-speed objective lens. Monophonic recording2.82
A recording method that records one or more sounds into a single channel. 2.83Specular density
The density obtained by collecting and measuring the light passing through the sample at the same cone angle by perpendicularly placing a conical incident light with a very small semi-conical angle on the plane of the sample under test, represented by the symbol D, is also called parallel light density. 2.84Equivalent neniral densityThe middle gray density produced when a certain amount of a certain dye generated by a subtractive photosensitive material matches the other two dyes. 2.85 Dolby level
The specified signal level for calibrating the Dolby noise reduction system. 2.86 Side light ide ligh1
The illumination beam projected from the side to the subject can be divided into front side light, 90° side light and rear side light. 2.87 reverse action
A method of shooting in which the film in a movie camera moves in reverse. pilot tone
GB/T15769—1995
2.89 tungsten light colour film A colour film used for photography under incandescent light. Its half-balance colour is 3200K. 2.90 hH (Dubrey-Howell) film extension 1) ubray Howell perforation A rectangular perforation common to 35mm positive and 35mm negative films. 2.91 substrate layer
The bonding layer between the emulsion layer and the film center.
2.92 low reflection filter A light-transmitting element that diffuses the incident light and reduces the contrast of the picture. 2.93 Negative circulating cabinet Negative circulating cabinet Addition to a film printer A long roll of negative film is placed in a film loop made of a number of film transport pulleys and introduced into the film path, so that the beginning and the end of the film are connected to form a complete loop to make continuous film printing. 2.94 Negative-positive process A film production method in which a negative film is obtained by photographing with a negative photosensitive material, and then transferred to a positive photosensitive material to obtain a positive image. 2.95 Electrolytic silver recovery Electrolytic silver recovery A method of using electrolysis to attach silver ions dissolved in the fixing solution to the cathode to recover silver and regenerate the fixing solution. 2.96 Fader
A device in a recording device that gradually adjusts the transmission of electricity according to dB. 2.97 Level diagram
A diagram used to represent the nominal operating voltage, noise level and clipping voltage of a multi-component audio control system and its various electronic components in the system (a diagram showing the signal flow and level distribution relationship from the input of the audio control system, through various links to the system output).
2.98 Electro-acoustic response The ratio of the sound pressure generated by a test signal of a given frequency range at any position in the sound field from loop A to loop B according to the specified input conditions to the sound pressure generated by a 1kHz signal at the same position, and the frequency response characteristic expressed in d. 2.99 Film projection
The technical process of reproducing the images and sounds recorded on the film to give the audience a visual and auditory experience. 2.100 Film projector The equipment for projecting films, which should include film transport, optical projection and soundtrack reproduction. 2.101film
Photosensitive material used for filming movies, consisting of a transparent and flexible base and a photosensitive layer coated on it. 2.102motion-picture sound recordingThe whole process of recording various necessary streaming sounds (voice, music, sound effects, etc.) on various carriers at various stages of making sound films.
2.103cinematography
Usually refers to the process of using a camera to record the moving or still images of the subject on a film-sensitive film. Motion-picture camera2.104
Generally refers to a machine that uses photography to record moving images on a photosensitive film. Generally, the photosensitive film is moved to record the moving or still images of the subject one by one.
2.105 Electronic photomatching machine color film analyzer A device used for photomatching. This device uses color closed-circuit television and image multiplexing method to simulate the whole process of printing and fast-forwarding. The operator can watch the photomatching effect on the color monitor to determine the appropriate printing conditions. 2.106 Dissulve
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While the picture of the previous scene gradually disappears, the picture of the next scene gradually appears, forming a transition between the two scenes in overlap. 2.107 Overprinting technique is one of the film techniques. 2. 108 Top light
A beam of light projected from the top of the image onto the subject. 2. 109 Fixing; fixatinn
A chemical process that fixes the developed image and dissolves the undeveloped silver halide complex silver salt in the emulsion. 2.110 Fixer
A processing solution that converts the undeveloped silver halide in the emulsion layer (bleached silver in color film) into a mobile silver salt. Its main component is thiosulfate.
Pilot pin; register pit A part in the intermittent film transport mechanism of a movie camera that can periodically insert a perforation during the static period of the film (or movie) to keep the film (or movie) accurately positioned at the film window.
2.112 Animated photography animated photography artoon photography A method of shooting multiple paintings that show the continuous movements of the subject. 2.113 Readout state readoulmade
Another optional working state of a mixer with automatic mixing function. A mixer placed in this working state. The operation information stored in the write state can be read and the sound and festival can be automatically replayed according to the original operation results accurately. 2.114 Short focus lens; wide-ingle lens A photographic lens with a focal length less than the diagonal length of the original film frame. 2.115 Aperture short pitch
In order to reduce the relative slip between the positive and negative films during continuous contact printing, the negative film uses a pitch that is 0.2% shorter than the positive film pitch.
2.116 Dialogue recording The language of the actors during performance is recorded on a carrier related to the surface. 2.117
Multilayer color film Color film composed of emulsion layers that are sensitive to blue, green and red light respectively. The developer oxides generated by each layer during development can couple with the color formers contained in the layer to form dyes that are complementary to the color light they are sensitive to, so as to record and reproduce the colors of the scene being photographed. 3 Multiple exposure photography multiple exposure
Reverse multiple exposure to obtain special effects. 9 Multichannel stereophonic 2.119
A stereo system with more than two audio channels. Multitrack recording multitrack recording 2.120
A recording method in which multiple sound tracks are recorded on the same carrier. 2.121 Light valve modulator…A light modulator that works on the light valve principle. A recording device that uses an audio current to pass through a pair of (or several) metal strips in a magnetic field to cause them to move in pairs, forming changes in the light holes, so that the light beam directed to the raw film is "modulated". 2.122 Release copy [rint
Film for public release and display.
2. 123 Contrast cntras1
The ratio of the brightest to the darkest parts of the subject.
The difference between the highest and lowest brightness in a photographic image. , Tong-
2.124 Contrast filter GB/T 15769—1995
A light-transmitting element used to adjust the contrast of the image tone. 2.125 Contrast factor The slope of the straight part of the magneto-optical characteristic curve, expressed as 7. 2.126 Reflector
A light-aiding tool made of tin foil or other light-reflecting materials. 2.127
Reflecting mirror shat Special-effect photography using a reflector to synthesize the scenery. 2.128 Reflection density A measure of the light reflectivity of an opaque sample under test, expressed as the logarithm of the reflectivity threshold. 2.129 Reversal process A film-making method that uses a reversed photosensitive material to directly obtain a positive image through a reverse process. This method can be used to directly copy a projection copy from a positive image master.
2.130 reversal duplicating negative reversal duplicating negative A duplication of a negative made by using a reversal intermediate film without reversing the image. 2.131 reversal procusing A processing method in which the silver image formed after photographic exposure is bleached and removed, and the remaining silver halide is then subjected to secondary exposure or chemical reversal, and the secondary development is directly converted into a positive image. When used for film duplication, the copy can be made directly from the original film or directly from the master film. 2.132
2 reversal-reveral print A copy made directly from a positive original film using reversal film. 2.133 reversal hath
In the reversal process, a chemical treatment is used instead of secondary exposure to make the unexposed silver halide form a developing center. 2.134 ariginal reversal film A positive film obtained directly from reversal film by photographic exposure and reversal treatment. 2.135 enlargement, blowup
A printing method that enlarges the original image through optical imaging. 2.136 anti-halation layer anti-halation layer coated on the back of the film base, a light-absorbing layer composed of carbon black or dye and adhesive, which absorbs light passing through the film base to prevent the formation of halos. In some films, colloidal silver is coated on the bottom layer or back layer of the film as an anti-halation layer. 2.137 dyc imbibition membrane printing process copper tone process, the negative silver on the reverse processing mold reacts with the copper tone liquid, and a film that does not absorb dye is formed on the negative image.
2.138 directional effect the phenomenon that the circulation or stirring of the dry developer in the film processor is insufficient, so that the high-density area of the image is developed to generate halides that inhibit the development of the image behind it, forming a comet-like light mark behind the black image. 2.139
The projection angle between the projection optical axis and the center axis of the screen on the horizontal plane. 2.140Projection optical axisertical angleThe projection angle between the projection optical axis and the center axis of the screen on the vertical plane containing the center axis. 2.142Projection distance2.143Projection apertureGB/T 15769-..1995
The aperture on the wall of the projection room for the projector's light beam to project to the screen. 2.144Projection frequencyThe number of frames passing through the film window per second when projecting a film. 2.145 Angle of projection image field The angle of the periphery of the screen image to the principal point of the projection lens. There are horizontal and vertical projection image field angles. 2.146 Effective light flux of projector The light flux projected onto the screen when the projector is running at standard speed without film. 2-147 Non-complementary noise reduction A method of noise reduction of audio program signals only during recording or playback. 2.148 Resolution The ability of a photosensitive material or optical imaging system to record or transmit detailed information of an image, expressed in the maximum number of line pairs that can be distinguished within a 1 mm interval (line pairs/mm).
2.149 Frameline
The dividing strip between adjacent frames on a film.
2.150 Unalytical density The density formed by each single layer of dye in a multi-layer color photosensitive material. 2.151
An illustration drawn in a film storyboard to guide the on-site shooting, indicating the shooting position, angle and lighting arrangement. 2.152separationduplicatingositiveIn order to convert the easily faded color image into black and white image for long-term preservation, the color base is separated and imaged through the three primary color filters of blue, green and red, and three separate black and white lines are printed on a special color separation positive film (this is used to overprint three times on the color base film through the three primary color filters to obtain the color base). 2.153separatingslereoThe number of sound paths and the number of sound tracks recorded on the carrier are exactly the same and correspond to the stereo system. 2.154separationfillerA light-transmitting element used as a special color photography or color film separation printing film. This series of filters transmits the three primary colors of the visible spectrum, red, green and blue, or other wavelengths of light.
2.155 Matrix
A gelatin matrix used in dyeing and printing to transfer the dye collected to the blank. 2.156 Matrix poisoning During the printing process of the matrix and the blank, the mordant on the blank diffuses back to the relief due to low pH and other reasons, causing the difficulty of coloring.
2.157 Composite tape conbinaliorirumtroltape Perforated paper tape used to control the printer that combines the optical signal and the grid information. 2.158
Composite parallax angle
The angle between the visual axes of both eyes when viewing a nearby object. 9 Negative film
Film that can produce negative images for photography.
35 um negative film (type N) H35 mmnegative nerforatien (type N) is suitable for 35 mm negative film and intermediate film. The bottom is an equal length straight line segment, and the two sides are symmetrical circular sail lines. The two sides of the circle are 1.40 mm + the distance between the left and right arcs is 2.80 mm. The hole height is 1.85 mm. GB/T157697995
Place the camera at a commercial position and shoot the subject below the horizon. 2.162 Auxiliary light fill-in light
Illuminating beam used to express the details of the shadow part of the scene to illuminate the shadow part of the subject to reduce the ratio of the strong light part to the shadow part. Meaning of secondary light.
2.163 Updaten
A working state that can be selected by a mixer with automatic mixing function. A mixer placed in this working state will modify the stored operation information and store it in real time. 2.164 Sensitivity measurement
sensitonetry
A test technology that quantitatively studies the relationship between the exposure received by a photosensitive material and the density produced, and can calculate the series of photosensitive properties of the tested material.
2.165 Sensitivity sensitivity speer A parameter that indicates the sensitivity of a photosensitive material to light (or rays). It is the basis for determining the correct exposure, and the reciprocal value of the exposure required to achieve a certain density is shown as:
Where: S——sensitivity;
H—exposure required to reach a certain density value; K constant (different photosensitive materials have different density points, and the constant K is also different). 2.166 halance sensitivity ratio The ratio of the maximum sensitivity value to the minimum sensitivity value in a multi-layer color film. photographic emulsion 2.167
A floating system with photosensitive properties composed of silver halide (mainly silver bromide, silver iodide and trace amounts of pseudo-silver iodide) microcrystals evenly distributed in gelatin solution.
2.168 Photosensitive characteristic curve charactcristir culvc The relationship curve between the logarithm of the exposure received by the photosensitive material and the density produced under certain development processing conditions (the logarithm of the exposure is the horizontal axis, and the density is the vertical axis) 2.169 scnsitometer
An instrument that uses a specified photographic standard light source to provide a series of known light samples of the tested photosensitive material. 2.170 disturbing light disturbing light that reduces the quality of the screen image (clarity, contrast, color tone, etc.) and the visual experience of the audience. 2-171 color sensitivity relative sensitivity of photosensitive materials to different wavelengths in the spectrum. 2.172 drying mirk drying mirk before the processed film enters the processing chamber due to the failure to completely remove the water on the surface of the emulsion. 2.173 drying rahine drying film at the end of the film processor 2.174 high ctmpertureprtkesing rapid film processing under the condition that the developer solution is about 15 times higher than the stripper, and the temperature of other chemical treatments is also increased accordingly.
2.175 7nieer
A scale for directly measuring the gamma value of the characteristic curve (7) 2.176 Isolation mask
An isolation device used to prevent sound insulation according to the camera or other equipment 2.177 Focus
GB/T 15769—1995
In order to obtain a clear image, the process of adjusting the focus of the photographic object as the distance between the subject and the camera changes during the shooting process.
2.178 Fallowing shut
A shooting method in which the camera keeps a certain distance from the subject and follows the subject to make corresponding movements. 2.179 Feed sprocket
A type of film feed gear. When working, its feed teeth overcome the resistance of the film (or film) at the input end and feed it into the film gate or other working parts at a certain speed.
2.180 Resistance of film feed Resistance of the film feed device to the dust produced by the film (or film) during the operation of the film equipment. 2.181 Working solution
Generally refers to the liquid in the chemical tank of the film processing machine that directly processes the film. 2.182 Wiper
Installed between the chemical tanks or water washing tanks of each process of the film processing machine to scrape off the liquid or water droplets attached to the film. 2-183 Viewing hole
A window on the wall of the projection room for the projectionist to observe the image on the silver table. 2. 184 Flare-pot
In the scene being photographed, the highest brightness area formed by the reflection of the mountain is also called flare. 2. 185 Lighting ratio
The ratio of the brightness of the primary light projected to the brightness of the secondary light. Optical and magnetic soundtrack copy nmiag-optical print2.186
Copy with both magnetic and optical soundtracks. Optical and magnetic pundit track reproducer2.187
An electromechanical device that can restore optical and magnetic soundtracks to corresponding electrical signals. 2.188 Light valve
A device that changes the light intensity under the control of external electrical parameters (current, voltage, electric field, etc.). 2.189 Light μoint
A special unit for measuring the change in the exposure of a print. A change in the light number is equivalent to a difference of 0.025 in the logarithm of the noise intensity (0-06 for old printers).
Non-uniform scene noise density2.190
The phenomenon of non-connection of density and tone between adjacent shots in a film. 2.191 Programne control tape scolor control tapu A perforated paper tape that records the light and technical information of each lens of the master film and is used by the printer to control the light valve opening and technical length. 2.192 Light puncher light puncher
A special punching device for light hole type light tape, which is composed of a series of punching components with different apertures with a certain interval difference coefficient. 2.193 Control band
In the process of subtractive light printing, a paper band or film band that adjusts the intensity and color of each lens printing light. Grading sardlifning card 2.194:
A card that records the exposure and color value of each printing step according to the order of light jumps in the printing. 2.195 Light balancing filter A filter used to adjust the spectral composition of the light source so as to balance the color required by the color film. There are a series of color temperature reduction, a series of color temperature increase, and a series of color temperature reduction with gray, also known as color temperature correction filter. 2.196
Light rensitiuity
GB/T 15769—1995
The sensitivity of the photosensitive material to different light sources, obtained by the reciprocal of the amount of light produced by a certain density of monochromatic light, represented by the symbol S (1 is the wavelength of the monochromatic light).
2.197 spectral sensitizing spectral sensitizing technology to add sensitizing dyes to the emulsion layer to expand the spectral sensitivity range of silver halide. 2. 198 slit of light
The image formed by the front slit illuminated by the light source through the sound reproduction objective. Slit uniformity test film scanningbesmtestfilm2.199
A test film used to check and adjust the uniformity of the light blade illumination in the horizontal direction of the optical sound reproduction system. 2.200 Photomodulator phuto madulatarOne of the main components of an optical recorder, a device that uses audio current to modulate the light beam perpendicular to the direction of the running raw film and forms a latent image of the sound track on the running raw film. The commonly used ones are galvanometer type and light valve type. Photographic signal level test film2.201
A test film used to check and adjust the output level of an optical sound reproduction machine. 2.202 Photographic flut.ter and wowtest film Photographic flut.ter and wowtest film A test film used to test the wow and flutter rate of an optical sound reproduction system. 2.203 Photographic multifrequency test film A test film used to check and adjust the amplitude-frequency characteristics of an optical sound reproduction system. 2-204 Optical stereo A type of matrix stereo. During recording, a matrix circuit is used to encode four stereo signals into two signals for recording. During reproduction, a matrix circuit is used to decode the two signals into four stereo signals. It is also called 4-2-4 movie stereo. 2.205 photographic sound recording the process of recording audio signals on photographic film 2.206 photographic sound recorder the recorder of audio signals on photographic film. 2.207 optical sound negative the negative of optical sound track produced by mixing recordings with light, used to print copies containing the original or duplicate of the picture.
aptical sound head aptical sound head aptical device that can also produce optical sound track signals. 2.209 optical sound track the image corresponding to the waveform of the audio signal recorded optically on photographic film. 2.210 optical sound track noise reduction Reductian Optical sound reductor uses a sound signal to control the change of the width of the silent track to reduce the film noise when there is no signal or a small signal. Optical soundtrack noise reduction means no noise.
2.211 Optical soundtrack position calibration film photographic buzz track testfiim A calibration film used to check and adjust the width size and lateral position of the scanning light blade in the optical sound reductor system. 2.212 Optical printing optical printing Non-contact printing by optical imaging. 2.213 Optical image aptical image
The real image of the photographed scene or image formed on the focal plane through the objective lens. 2.214
Halo
During the process of photosensitive film, the ten-dimensional disturbance density formed around the image is caused by the refraction and reflection of light when passing through different media. 2.2152152151. The film is dried at the terminal of the film processor. The film is loaded with
2.174 high ctmpertureprtkesing developer solution. The intensity is about 15 times higher than that of the strip. The temperature of other chemical treatments is also increased accordingly. It is a fast film processor.
2.175 7nieer
A scale for directly measuring the gamma value of the characteristic curve (7) 2.176 Isolation mask
An isolation device used to prevent sound insulation according to the camera or other equipment 2.177 Focus
GB/T 15769—1995
In order to obtain a clear image, the process of adjusting the focus of the photographic object as the distance between the subject and the camera changes during the shooting process. bzxZ.net
2.178 Fallowing shut
A shooting method in which the camera keeps a certain distance from the subject and follows the subject to make corresponding movements. 2.179 Feed sprocket
A type of film feed gear. When working, its feed teeth overcome the resistance of the film (or film) at the input end and feed it into the film gate or other working parts at a certain speed.
2.180 Resistance of film feed Resistance of the film feed device to the dust produced by the film (or film) during the operation of the film equipment. 2.181 Working solution
Generally refers to the liquid in the chemical tank of the film processing machine that directly processes the film. 2.182 Wiper
Installed between the chemical tanks or water washing tanks of each process of the film processing machine to scrape off the liquid or water droplets attached to the film. 2-183 Viewing hole
A window on the wall of the projection room for the projectionist to observe the image on the silver table. 2. 184 Flare-pot
In the scene being photographed, the highest brightness area formed by the reflection of the mountain is also called flare. 2. 185 Lighting ratio
The ratio of the brightness of the primary light projected to the brightness of the secondary light. Optical and magnetic soundtrack copy nmiag-optical print2.186
Copy with both magnetic and optical soundtracks. Optical and magnetic pundit track reproducer2.187
An electromechanical device that can restore optical and magnetic soundtracks to corresponding electrical signals. 2.188 Light valve
A device that changes the light intensity under the control of external electrical parameters (current, voltage, electric field, etc.). 2.189 Light μoint
A special unit for measuring the change in the exposure of a print. A change in the light number is equivalent to a difference of 0.025 in the logarithm of the noise intensity (0-06 for old printers).
Non-uniform scene noise density2.190
The phenomenon of non-connection of density and tone between adjacent shots in a film. 2.191 Programne control tape scolor control tapu A perforated paper tape that records the light and technical information of each lens of the master film and is used by the printer to control the light valve opening and technical length. 2.192 Light puncher light puncher
A special punching device for light hole type light tape, which is composed of a series of punching components with different apertures with a certain interval difference coefficient. 2.193 Control band
In the process of subtractive light printing, a paper band or film band that adjusts the intensity and color of each lens printing light. Grading sardlifning card 2.194:
A card that records the exposure and color value of each printing step according to the order of light jumps in the printing. 2.195 Light balancing filter A filter used to adjust the spectral composition of the light source so as to balance the color required by the color film. There are a series of color temperature reduction, a series of color temperature increase, and a series of color temperature reduction with gray, also known as color temperature correction filter. 2.196
Light rensitiuity
GB/T 15769—1995
The sensitivity of the photosensitive material to different light sources, obtained by the reciprocal of the amount of light produced by a certain density of monochromatic light, represented by the symbol S (1 is the wavelength of the monochromatic light).
2.197 spectral sensitizing spectral sensitizing technology to add sensitizing dyes to the emulsion layer to expand the spectral sensitivity range of silver halide. 2. 198 slit of light
The image formed by the front slit illuminated by the light source through the sound reproduction objective. Slit uniformity test film scanningbesmtestfilm2.199
A test film used to check and adjust the uniformity of the light blade illumination in the horizontal direction of the optical sound reproduction system. 2.200 Photomodulator phuto madulatarOne of the main components of an optical recorder, a device that uses audio current to modulate the light beam perpendicular to the direction of the running raw film and forms a latent image of the sound track on the running raw film. The commonly used ones are galvanometer type and light valve type. Photographic signal level test film2.201
A test film used to check and adjust the output level of an optical sound reproduction machine. 2.202 Photographic flut.ter and wowtest film Photographic flut.ter and wowtest film A test film used to test the wow and flutter rate of an optical sound reproduction system. 2.203 Photographic multifrequency test film A test film used to check and adjust the amplitude-frequency characteristics of an optical sound reproduction system. 2-204 Optical stereo A type of matrix stereo. During recording, a matrix circuit is used to encode four stereo signals into two signals for recording. During reproduction, a matrix circuit is used to decode the two signals into four stereo signals. It is also called 4-2-4 movie stereo. 2.205 photographic sound recording the process of recording audio signals on photographic film 2.206 photographic sound recorder the recorder of audio signals on photographic film. 2.207 optical sound negative the negative of optical sound track produced by mixing recordings with light, used to print copies containing the original or duplicate of the picture.
aptical sound head aptical sound head aptical device that can also produce optical sound track signals. 2.209 optical sound track the image corresponding to the waveform of the audio signal recorded optically on photographic film. 2.210 optical sound track noise reduction Reductian Optical sound reductor uses a sound signal to control the change of the width of the silent track to reduce the film noise when there is no signal or a small signal. Optical soundtrack noise reduction means no noise.
2.211 Optical soundtrack position calibration film photographic buzz track testfiim A calibration film used to check and adjust the width size and lateral position of the scanning light blade in the optical sound reductor system. 2.212 Optical printing optical printing Non-contact printing by optical imaging. 2.213 Optical image aptical image
The real image of the photographed scene or image formed on the focal plane through the objective lens. 2.214
Halo
During the process of photosensitive film, the ten-dimensional disturbance density formed around the image is caused by the refraction and reflection of light when passing through different media. 2.2151. The film is dried at the terminal of the film processor. The film is loaded with
2.174 high ctmpertureprtkesing developer solution. The intensity is about 15 times higher than that of the strip. The temperature of other chemical treatments is also increased accordingly. It is a fast film processor.
2.175 7nieer
A scale for directly measuring the gamma value of the characteristic curve (7) 2.176 Isolation mask
An isolation device used to prevent sound insulation according to the camera or other equipment 2.177 Focus
GB/T 15769—1995
In order to obtain a clear image, the process of adjusting the focus of the photographic object as the distance between the subject and the camera changes during the shooting process.
2.178 Fallowing shut
A shooting method in which the camera keeps a certain distance from the subject and follows the subject to make corresponding movements. 2.179 Feed sprocket
A type of film feed gear. When working, its feed teeth overcome the resistance of the film (or film) at the input end and feed it into the film gate or other working parts at a certain speed.
2.180 Resistance of film feed Resistance of the film feed device to the dust produced by the film (or film) during the operation of the film equipment. 2.181 Working solution
Generally refers to the liquid in the chemical tank of the film processing machine that directly processes the film. 2.182 Wiper
Installed between the chemical tanks or water washing tanks of each process of the film processing machine to scrape off the liquid or water droplets attached to the film. 2-183 Viewing hole
A window on the wall of the projection room for the projectionist to observe the image on the silver table. 2. 184 Flare-pot
In the scene being photographed, the highest brightness area formed by the reflection of the mountain is also called flare. 2. 185 Lighting ratio
The ratio of the brightness of the primary light projected to the brightness of the secondary light. Optical and magnetic soundtrack copy nmiag-optical print2.186
Copy with both magnetic and optical soundtracks. Optical and magnetic pundit track reproducer2.187
An electromechanical device that can restore optical and magnetic soundtracks to corresponding electrical signals. 2.188 Light valve
A device that changes the light intensity under the control of external electrical parameters (current, voltage, electric field, etc.). 2.189 Light μoint
A special unit for measuring the change in the exposure of a print. A change in the light number is equivalent to a difference of 0.025 in the logarithm of the noise intensity (0-06 for old printers).
Non-uniform scene noise density2.190
The phenomenon of non-connection of density and tone between adjacent shots in a film. 2.191 Programne control tape scolor control tapu A perforated paper tape that records the light and technical information of each lens of the master film and is used by the printer to control the light valve opening and technical length. 2.192 Light puncher light puncher
A special punching device for light hole type light tape, which is composed of a series of punching components with different apertures with a certain interval difference coefficient. 2.193 Control band
In the process of subtractive light printing, a paper band or film band that adjusts the intensity and color of each lens printing light. Grading sardlifning card 2.194:
A card that records the exposure and color value of each printing step according to the order of light jumps in the printing. 2.195 Light balancing filter A filter used to adjust the spectral composition of the light source so as to balance the color required by the color film. There are a series of color temperature reduction, a series of color temperature increase, and a series of color temperature reduction with gray, also known as color temperature correction filter. 2.196
Light rensitiuity
GB/T 15769—1995
The sensitivity of the photosensitive material to different light sources, obtained by the reciprocal of the amount of light produced by a certain density of monochromatic light, represented by the symbol S (1 is the wavelength of the monochromatic light).
2.197 spectral sensitizing spectral sensitizing technology to add sensitizing dyes to the emulsion layer to expand the spectral sensitivity range of silver halide. 2. 198 slit of light
The image formed by the front slit illuminated by the light source through the sound reproduction objective. Slit uniformity test film scanningbesmtestfilm2.199
A test film used to check and adjust the uniformity of the light blade illumination in the horizontal direction of the optical sound reproduction system. 2.200 Photomodulator phuto madulatarOne of the main components of an optical recorder, a device that uses audio current to modulate the light beam perpendicular to the direction of the running raw film and forms a latent image of the sound track on the running raw film. The commonly used ones are galvanometer type and light valve type. Photographic signal level test film2.201
A test film used to check and adjust the output level of an optical sound reproduction machine. 2.202 Photographic flut.ter and wowtest film Photographic flut.ter and wowtest film A test film used to test the wow and flutter rate of an optical sound reproduction system. 2.203 Photographic multifrequency test film A test film used to check and adjust the amplitude-frequency characteristics of an optical sound reproduction system. 2-204 Optical stereo A type of matrix stereo. During recording, a matrix circuit is used to encode four stereo signals into two signals for recording. During reproduction, a matrix circuit is used to decode the two signals into four stereo signals. It is also called 4-2-4 movie stereo. 2.205 photographic sound recording the process of recording audio signals on photographic film 2.206 photographic sound recorder the recorder of audio signals on photographic film. 2.207 optical sound negative the negative of optical sound track produced by mixing recordings with light, used to print copies containing the original or duplicate of the picture.
aptical sound head aptical sound head aptical device that can also produce optical sound track signals. 2.209 optical sound track the image corresponding to the waveform of the audio signal recorded optically on photographic film. 2.210 optical sound track noise reduction Reductian Optical sound reductor uses a sound signal to control the change of the width of the silent track to reduce the film noise when there is no signal or a small signal. Optical soundtrack noise reduction means no noise.
2.211 Optical soundtrack position calibration film photographic buzz track testfiim A calibration film used to check and adjust the width size and lateral position of the scanning light blade in the optical sound reductor system. 2.212 Optical printing optical printing Non-contact printing by optical imaging. 2.213 Optical image aptical image
The real image of the photographed scene or image formed on the focal plane through the objective lens. 2.214
Halo
During the process of photosensitive film, the ten-dimensional disturbance density formed around the image is caused by the refraction and reflection of light when passing through different media. 2.215177 Focus
GB/T 15769—1995
In order to obtain a clear image, the process of adjusting the focus of the photographic object as the distance between the subject and the camera changes during the shooting process.
2.178 Fallowing shut
A shooting method in which the camera keeps a certain distance from the subject and follows the subject to make corresponding movements. 2.179 Feed sprocket
A type of film feed gear. When working, its film feed teeth overcome the resistance of the film (or film) at the transfer end and feed it into the film gate or other working parts at a certain speed.
2.180 Resistance of film feed Resistance of the film feed device to the dust generated by the film (or film) during the operation of the film equipment. 2.181 Working solution
Generally refers to the liquid in the chemical tank of the film processor that directly processes the film. 2.182 Wiper Installed between the wash tanks of each process of the film processor to scrape off the liquid or water droplets attached to the film. 2-183 Viewing hole Honthporihale A window on the wall of the projection room for the projectionist to observe the image on the screen 2.184 Lare-pot In the scene being photographed, the highest brightness area formed by the reflection of the mountain is also called flare. 2.185 Lighting ratio Lighting ratio The ratio of the brightness of the primary light projected to the brightness of the secondary light projected to the subject. Optical and magnetic soundtrack copy nmiag-optical print 2.186 A copy with both magnetic and optical soundtracks. Optical and magnetic pundit track reproducer 2.187 An electromechanical device that can restore optical and magnetic soundtracks to corresponding electrical signals. 2.188 Light valve
A device that changes the light intensity under the control of external electrical parameters (current, voltage, electric field, etc.). 2.189 Light μoint
A special unit for measuring the change in the exposure of a film. The change of a light number is equivalent to a difference of 0.025 in the logarithm of the noise light (0-06 for old printers).
Non-uniform scene density 2.190
The phenomenon of non-congruence in density and color tone between adjacent shots of a film. 2.191 Programe control tape Color control tapu A perforated paper tape that records the light number and color information of each shot of the master film and is used by the printer to control the light valve opening and color length. 2.192 Light puncher
Special punching device for light hole type light tape, composed of a series of punching components with different apertures with a certain difference coefficient. 2.193 Light control band
Paper or film tape that adjusts the light intensity and color light of each lens during subtractive light printing. Light card grading sardlifning card 2.194:
A card that records the exposure and color light positive number of each section of the printing according to the order of the light jump of the printing. 2.195 Light balancing filter light halancung filter is a filter used to adjust the spectral composition of the light source to balance with the color required by the color film. There are a series of color temperature reduction, a series of color temperature increase, and a series of color temperature reduction with gray, also known as a color temperature correction filter. 2.196
optical sensitivity
GB/T 15769—1995
The sensitivity of a photosensitive material to different wavelengths of light, measured as the reciprocal of the amount of light produced by a monochromatic light of a certain density, represented by the symbol S (1 is the wavelength of the monochromatic light).
2.197 spectral sensitizing The technology of adding sensitizing dyes to the emulsion layer to expand the spectral sensitivity range of silver halide. 2. 198 slit of light
The image formed by the front slit illuminated by the light source through the imaging lens. scanningbesmtestfilm2.199
A test film used to check and adjust the uniformity of the light blade illumination in the horizontal direction of the optical imaging system. 2.200 Photomodulator phuto madulatarOne of the main components of an optical recorder, a device that uses audio current to modulate the light beam perpendicular to the direction of the running film and forms a sound track latent image on the running film. Two types are commonly used: galvanometer type and light valve type. Photographic signal level test film2.201
A test film used to check and adjust the input level of an optical sound reproduction machine. 2.202 Photographic flut.ter and wowtest filmA test film used to detect the wow and shake rate of an optical sound reproduction system. 2.203
Photographic multifrequency test filmA test film used to check and adjust the amplitude-frequency characteristics of an optical sound reproduction system. 2-204 optical stereo is a type of matrix stereo. When recording, the matrix circuit is used to encode four-way stereo signals into two-way signals for recording. When playing back the sound, the matrix circuit is used to decode the two-way signals into four-way stereo signals. It is also called 4-2-4 movie stereo. 2.205 photographic sound recording the process of recording audio signals on photographic film 2.206 photographic sound recorder the recorder of audio signals on photographic film. 2.207 optical sound negative the negative of optical sound track produced by mixing recordings with light, used to print copies containing the original or duplicate of the picture.
aptical sound head aptical sound head aptical device that can also produce optical sound track signals. 2.209 optical sound track the image corresponding to the waveform of the audio signal recorded optically on photographic film. 2.210 optical sound track noise reduction Reductian Optical sound reductor uses a sound signal to control the change of the width of the silent track to reduce the film noise when there is no signal or a small signal. Optical soundtrack noise reduction means no noise.
2.211 Optical soundtrack position calibration film photographic buzz track testfiim A calibration film used to check and adjust the width size and lateral position of the scanning light blade in the optical sound reductor system. 2.212 Optical printing optical printing Non-contact printing by optical imaging. 2.213 Optical image aptical image
The real image of the photographed scene or image formed on the focal plane through the objective lens. 2.214
Halo
During the process of photosensitive film, the ten-dimensional disturbance density formed around the image is caused by the refraction and reflection of light when passing through different media. 2.215177 Focus
GB/T 15769—1995
In order to obtain a clear image, the process of adjusting the focus of the photographic object as the distance between the subject and the camera changes during the shooting process.
2.178 Fallowing shut
A shooting method in which the camera keeps a certain distance from the subject and follows the subject to make corresponding movements. 2.179 Feed sprocket
A type of film feed gear. When working, its film feed teeth overcome the resistance of the film (or film) at the transfer end and feed it into the film gate or other working parts at a certain speed.
2.180 Resistance of film feed Resistance of the film feed device to the dust generated by the film (or film) during the operation of the film equipment. 2.181 Working solution
Generally refers to the liquid in the chemical tank of the film processor that directly processes the film. 2.182 Wiper Installed between the wash tanks of each process of the film processor to scrape off the liquid or water droplets attached to the film. 2-183 Viewing hole Honthporihale A window on the wall of the projection room for the projectionist to observe the image on the screen 2.184 Lare-pot The part of the subject that is the highest brightness without any reflection is also called flare. 2.185 Lighting ratio The ratio of the brightness of the primary light to the brightness of the secondary light projected onto the subject. Optical and magnetic soundtrack copy Optical and magnetic pundit track reproducer An electromechanical device that can restore optical and magnetic soundtracks to corresponding electrical signals. 2.188 Light valve
A device that changes the light intensity under the control of external electrical parameters (current, voltage, electric field, etc.). 2.189 Light μoint
A special unit for measuring the change in the exposure of a film. The change of a light number is equivalent to a difference of 0.025 in the logarithm of the noise light (0-06 for old printers).
Non-uniform scene density 2.190
The phenomenon of non-congruence in density and color tone between adjacent shots of a film. 2.191 Programe control tape Color control tapu A perforated paper tape that records the light number and color information of each shot of the master film and is used by the printer to control the light valve opening and color length. 2.192 Light puncher
Special punching device for light hole type light tape, composed of a series of punching components with different apertures with a certain difference coefficient. 2.193 Light control band
Paper or film tape that adjusts the light intensity and color light of each lens during subtractive light printing. Light card grading sardlifning card 2.194:
A card that records the exposure and color light positive number of each section of the printing according to the order of the light jump of the printing. 2.195 Light balancing filter light halancung filter is a filter used to adjust the spectral composition of the light source to balance with the color required by the color film. There are a series of color temperature reduction, a series of color temperature increase, and a series of color temperature reduction with gray, also known as a color temperature correction filter. 2.196
optical sensitivity
GB/T 15769—1995
The sensitivity of a photosensitive material to different wavelengths of light, measured as the reciprocal of the amount of light produced by a monochromatic light of a certain density, represented by the symbol S (1 is the wavelength of the monochromatic light).
2.197 spectral sensitizing The technology of adding sensitizing dyes to the emulsion layer to expand the spectral sensitivity range of silver halide. 2. 198 slit of light
The image formed by the front slit illuminated by the light source through the imaging lens. scanningbesmtestfilm2.199
A test film used to check and adjust the uniformity of the light blade illumination in the horizontal direction of the optical imaging system. 2.200 Photomodulator phuto madulatarOne of the main components of an optical recorder, a device that uses audio current to modulate the light beam perpendicular to the direction of the running film and forms a sound track
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