This standard specifies the method and quality requirements for photographing ancient books on 16mm roll film. This standard applies to the microfilming of ancient books in the binding forms of thread binding, butterfly binding, back binding, and folding for permanent preservation, as well as photocopies of ancient books in modern binding forms. GB/T 7517-2004 Provisions for photographing ancient books on 16mm roll film using microfilming technology GB/T7517-2004 Standard download decompression password: www.bzxz.net
This standard specifies the method and quality requirements for photographing ancient books on 16mm roll film. This standard applies to the microfilming of ancient books in the binding forms of thread binding, butterfly binding, back binding, and folding for permanent preservation, as well as photocopies of ancient books in modern binding forms.
This standard is the first revision of GB/T7517-1987 (Regulations on Microfilming of Thread-bound Ancient Books on 16mm Film), replacing GB/T7517-1987.
Compared with GB/T7517-1987, the main changes of this standard are as follows:
- The word "thread-bound" in the title of the original standard is deleted;
- It is applicable to thread-bound ancient books, single ancient books and photocopied ancient books in modern binding forms, and covers a wider range and is more practical than the original standard;
- Chapter 2 on normative references is added;
- Three international standards such as ISO8126:2000 are added;
- The requirement of complying with GB/T3792.7-1987 "Rules for the Description of Ancient Books" is added;
- Revised the image position requirements in Table 1 and 7.7 according to GB/T16573-1996;
- Revised the density requirements for first-generation microforms according to GB/T6160-2003;
- With reference to ISO8126:200. Revised the density requirements for second-generation microforms;
-Revised the thiosulfate residue values ​​of each generation of microforms with reference to ISO18901:2002
This standard was proposed and coordinated by the National Technical Committee for Standardization of Document Imaging Technology (SAC/TC86).
The drafting unit of this standard: the 4th Technical Committee of the National Technical Committee for Standardization of Document Imaging Technology.
The main drafters of this standard: Li Jian and Li Ming.
This standard was first issued in 1987 and this is the first revision.
The clauses in the following documents become the clauses of this standard through reference in this standard. For any dated referenced document, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, the parties to the agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For any undated referenced document, the latest version shall apply to this standard.
GB/T3792.7-1987 Rules for the Recording of Ancient Books
GB/T6159.1-2003 Microfilm Vocabulary Part 1: General terms (ISO6196-1:1993, MOD)
GB/T6159.3-2003 Microfilm Vocabulary Part 3: Film processing (ISO6196-3:1997, MOD) GB/
T6159.5-2000 Microfilm Vocabulary Part 5: Image quality, readability and inspection (eqvISO6196-5:1987)
GB/T6159.22-2000 Microfilm Vocabulary Part 2: Image layout and recording methods (eqvISO6196-2:1993)
GB/T6160-2003 Microfilm technology source file Density specification and test method for the first generation of silver-gelatin microfilm (ISO6200:1999, MOD)
GB/T7516-1996 Microfilm technology graphic symbols (eqvISO9878:1990)
GB/T8987-1988 Microfilm technology Test standard for checking the optical density of negative images during microfilming (neqDIN19051:1980)
GB/T12355-1990 Microfilm technology Connection of image-bearing microfilm (neqAIIMMS18-1984)
GB/T12356-1999. Microfilming - Characteristics and use of test targets for 16 mm flatbed microfilm cameras
GB/T16573-1996 Microfilming - Procedure for photographing documents on 16 mm and 35 mm silver-gelatin microfilm (eqvISO6199:1991)
GB/T17293-1998 Microfilming - Test targets for checking the performance of flatbed microfilm cameras (eqvISO10550:1994)
ISO8126:2000 Microfilming - Silver halide, diazo and microbubble copy films - Visual density - Specifications and measurements
ISO18911:2000 Photography - Processed safety photographic films - Storage practices
ISO18917:1999 Photography - Determination of thiosulfate and other related chemical residues in processed photographic materials - Iodine-based starch method, methylene blue method and silver sulfide method

GB/T7517-2004
This standard promotes GB/T7517-13874, which is the first revision of the current standard for thermal imaging on 56mm tape, and replaces GBT51719.
Compared with GB/T7517-1987, this standard has the following three major changes: the original standard title adds "dense packaging, standard for use with trunk line, single piece and modern packaging form of photocopying, better quality than the original standard title, practicality:
Added brief chapter \ normative reference documents"; added references to 505126:2000 and other three international standards; added the requirements for the transmission environment of GB/3792.71987; added the requirements for imaging in Table 1 according to CB/116513-1006! - According to G2/T616)-310S statically set the first generation of microfilm requirements: Xiaozhao IS12F20C9 quickly set the density requirements of the first generation of microfilm! Xiaoshun 1518901: 2022 Youting "Generation of microfilms of various generations, this standard is proposed by the National Textile and Imaging Technology Standardization Technical Committee (SA/T.86). This standard was drafted by: the 4th Technical Committee of the National Textile and Imaging Technology Standardization Technical Committee, and the main person in charge of the standard was Ji Jiming. This standard was first issued in 1987, and this is the first revision. 1 Specifications for microfilming technology and regulations for photographing ancient books on 16m rolls. This standard specifies the methods and quality requirements for photographing ancient books on 16m rolls. GB/T 7517—2004
This standard is applicable to the microcopy of the printed copy in the form of non-drying water-resistant packaging, butterfly packaging, back packing, folded copying and modern packaging.
2 Normative references
Many of the following documents have become the provisions of this standard through reference in this standard. For all dated references, all amendments (excluding errata) or static editions are not applicable to this standard. However, the more detailed reading of the technical standard is the agreement reached. The latest editions of these documents may be used as much as possible. For all referenced documents with accurate dates, the latest edition shall apply to this standard. 0BT3752.71987 Ancient Book Recording Standards
GB/T6159.12003 Microfilming Technology Consultation: Part 1: -Technical Specifications (1S6196-1:1993.M0GB/T6159.32003 Microfilming Technology Consultation Part 3: Film Processing 15) 6196-3:1997, MCD) GB/T 6159.5—2000
656-5.-a971
GR/T 6159, 22—2000
2:19935
GB/T 6160—23
(ISO 6290,1U0,MOD)
GB/T 75151996
Microfilming technology Part 1: Function, readability and inspection of images Part 2: Layout and recording methods of images (c1SD613 Microfilming technology
Microfilming technology
Source document Standard test method for the first generation of silver-type microfilms (s09878:1990)
GB/T893719881
Microfilming technology Test standard for optical quality of negative images in microfilms (DIV1905119E3)
GB/T12335—1990
GR/T 123—19SG
Microphotography without
Easy-film recording (EAITMIM578—19R4) Characteristics and use of the target plate for 15mm platform microfilm camera Microfilm
GH/T63731996
Titanium technology
Operation of reverse photographing documents on 16mmT and 35um root-gelatin type microfilm GB/T17293—1598
Used for measuring the performance of the platform camera system Test standard CQSC Microfilming Technology
1508128:200 Microfilming Technology-Silver Salt, Diazo and Geocell Copy Cavity Film Visual Design
[S01851:2000 Microfilm Processed Safety Photographic Film-Storage Practice and Benefits
15018917:1999 Microfilm
Determination of thiocyanates and related chemical residues in processed photographic materials-Amino-agar method, methylene blue method and fluidized silver method 3 Terms and definitions
GH/T 5792.7-19R7, G3/7615.1203, GB/T 6159.32U3, GH/T 6159.5-20O.GH/T6159.82--2UJ and the following terms and definitions established herein apply to this standard. GE/T 7517--2004
The general term for all documents under the same title
Hong Kong vlume
A book, divided into different parts according to the same design. Note: The title of the book is printed on the front of each book, and the space above the upper column line is printed on the cover of volume 1. 3. 4
Leaf
The space above the upper column line of the book leaf is printed on the front of each book.
thelowerruurginaufapay
The blank space below the lower margin of the book leaf:
Tote
The note attached to the book leaf.
Comparison: It is accompanied by a written responsibility letter, and the text should be added or the words should be posted below. 4 Label plate
4.1 Label plate requirements
4.1.1 Words
Mandarin, mathematical and phonetic characters should be in font size. 4. 1.2 Characters
The density between the characters and the back should not be less than U.70. The height of the direct-read character image in the film should not be less than 2mT14.1.3 Specifications
Label plate specifications: 45 (797mm×420mm) format A4 (297mm×210mm) format ml4.2 Label plate type
4.2.1 The label plate for the start of the film
The "film start" symbol and the end of the film number should be displayed, and the microfilm image should be directly read. 4.2.2 Production unit labelwww.bzxz.net
It should include the name of the production unit, the year of production, the location of the recording, etc. 4.2.3 Explanation label
It should include the contents of the disc, the restrictions on production, and other matters that need to be explained. 4.2.4 Technical standard label
4.2.4.1 A4-frame
This disc cabinet should be composed of two solid A1 labels, one for resolution and the other for test. The technical conditions should meet the requirements of /1235%-_3 measurement). The other is the optical density test label. The technical specifications should comply with the regulations of (H/:898?1938). 4.2.4.243 The format and technical conditions of this label should comply with the regulations of (H:172931998). 4.2.5 The front label plate and the description of the main body of the label plate (see 6). The lower part of the label plate is marked with "wooden book good": 4.2.6 The back label plate and the description of the main body of the label (see 6.2). The lower part of the new plate is marked with "main body book end": 4.2./The end of the roll label plate and the roll system symbol and the roll number of the roll, and its micrometer image should be negotiable. 4.3. Shoot the standard plate in a timely manner
Each standard plate should occupy a separate frame and be shot in the order shown in Figure 1. La Shu Mian
Following the Han Dong Cheng
The second book is a needle family
The film is not short Y0mm
5 Graphics Fen number
Medical meaning
The back standard plate
Non-film step in
Respect for life single word coordination
A book is mainly composed of
Important things are also described
Important film starts with a report
Instructions for the disassembly of the film
Figure 1 Standard shooting sequence high
The following situation describes the use of BT1! % specified energy symbol, roll film conclusion request
film rise start:
special case:
original bad profit (or general design error:
special error and (table) previous error
image weight:
original page or missing part:
transfer to the next original:
connect to the upper plate.
GB/T 7517-2004
film $ not less than 70Gmm
first book tree
technical standard
GB/T 7517—2004
6 Preparation of originals
6.1 Arrangement
The following contents shall be included, and the data of arrangement shall be recorded on the arrangement form: The originals to be removed
If the originals are damaged and the binding is too tight, which affects the quality of the photos, it is advisable to keep them on the bed and remove them: When the originals are suspected of being leaking, they shall be printed with paper: Where the graphic symbols need to be replaced, make corresponding marks: According to the total number of books in the originals, calculate the required length of the roll. 6. 2 General Recording and Instructions
6. 2..1 The description should comply with the provisions of GB/T3792.71967 and be recorded in the form of cards. 6.2.2 Description: including: original collection unit, original document number (variable number), original condition, number of reels, recording, etc., and recording plate preparation. 7.1 Film should use 164mm film with a safe film base, high resolution, and medium resistance. 7.2 Image arrangement and sequencing: the arrangement of images should comply with the provisions of 4.3.2 of GBT16=731996, and the layout of the characters and symbols should be consistent with the layout of the original text. 7.3 Reduction ratio 7.3. 1 Determine the reduction ratio. According to the size of the original, the projection system specifications and the shooting quality requirements, the reduction ratio that should be used for the same book should be determined: When the reduction ratio needs to be changed, it should be indicated in the reduction ratio. First, use a scale to eliminate the reduction ratio. 7.3.2 Determine the maximum height of the recordable original. The maximum height of the recordable original is determined according to the image height and the gradient used (see 1). Table 1 Maximum height of the recordable original. Maximum height of the recordable system. 1: 21. Single row front row (image area height is 111. Parallel row - unit price is 10 meters). 7.4 Determine the inspection method. GB/T 7517—2004
Before shooting, please report G/1573—Thank you for recording B, confirm the search method. Searching for the same mountain book:
7.5 Shooting sequence
The images on the film should be consistent with the original. 7.6 Shooting sequence
7.6.1 The front cover, back cover and book cover of each book should be photographed by the government. 7.6.2 The head and ground of the book should not be 7.6.3 If the card has labels, take two photos. The first time, take the signature and the book together. The second time, put the labels together. If the labels are stacked together, take photos of each label in turn, and then take photos of the book leaves separately. 7.7 Image position
The image should be centered in the frame. The edge of the image should be left at least 1 space away from the edge of the frame. There should be no slanting or fan-shaped distortion. 7.8 Blank frames
7.8 There should be a blank frame between two books. 7.8.2 There should be at least 1 blank frame between two books. 7. For more than 3 hours, the length of the label plate of the film product and the length of the text recording label plate should be approximately 7 frames. 7.4 Leave at least 7 μm of blank film at the beginning, end and bottom of each reel of film. 7.9 When shooting continuously and part of the film cannot be completed in one reel, two reels or a whole reel should be used to shoot continuously, and the reel should be changed at the end. Quality requirements
1 Density
8.1.1 The back density value of the first generation microform shall comply with the requirements of GH/T51n-20C. 8.1.2 The back density value of the second generation microform shall comply with the requirements of 5.1.2 of ISO)8.25:2000. 8.1.3 The back density difference of two images in a plate of first generation microform shall not exceed 3.10, and the density difference of some background images in the same position may exceed 1.40 due to the quality assurance of the original. When the image is re-approved, the density difference shall be as follows: 8.1.5 The image quality value shall not be higher than . 8. 2 Resolution
The maximum resolution of all generations of micro-products should reach the estimated values ​​given in Table 2. Table 2 Minimum resolution requirements for micro-products of each generation
1S02 Test Institute
1: 1-
Single pair meter
Issuance connection! GB/T 7517—2004 8.3 The residual thiosulfate content of the first generation microfilm should not be higher than 14% and the residual thiosulfate content of the film should not be higher than 10.3 g/cm2. It should be determined according to the method specified in GB/T 7517:1. 9 The first generation microfilm proofreading, reshooting and editing should be carefully inspected and identified, and the inspection results should be recorded. 9.2 If there are missing or unqualified images during the reshooting inspection, the following provisions shall be made: If the image quality is unqualified or there are defects: reshooting is corrected; reshooting does not change the density. After reshooting, the density of the whole film shall not exceed 0.40. 9. 3. Connection
9.3.1 Splicing
9.3.1.1 If the original frame does not have the search symbol, the re-shot frame should be connected to the frame to be replaced or supplemented, and should be connected to the space between the frames:
3.2 If the original frame has the search symbol, the re-shot frame should be in the same place as the old film. Re-shoot various labels according to the requirements of Chapter 1. 9.3.1.3 The first-generation microfilm should be completed, and the second-generation negative microfilm and the distribution holder should have joints. 9.3.2 The quality of the joint
should be able to be spliced ​​by the splicing machine. The quality of the joint should comply with the requirements of /T15-199. 3.3.3 Limitation of the joint
The number of joints per disc of the first-generation microfilm should not exceed 1. 10 Use and storage of micro products
10.1 Restriction of use
The first generation micro products are only used as intermediate films or release copies. 10.2 Storage environment
The storage environment of first generation micro products and second generation negative micro products and release copies shall comply with the requirements of TS0191:2H7.1. 10.3 Plate loading
Plate loading. The plate should be kept within 10mm of the plate.1 Determine the reduction ratio. According to the size of the original, the projection system specifications and the shooting quality requirements, the reduction ratio that should be used for the same book should be determined: When the reduction ratio needs to be changed, it should be indicated in the reduction ratio. First, use a scale to eliminate the reduction ratio. 7.3.2 Determine the maximum height of the recordable original. The maximum height of the recordable original is determined according to the image height and the gradient used (see 1). Table 1 Maximum height of the recordable original. Maximum height of the recordable system. 1: 21. Single row front row (image area height is 111. Parallel row - unit price is 10 meters). 7.4 Determine the inspection method. GB/T 7517—2004
Before shooting, please report G/1573—Thanks for recording B, confirm the search method. Searching the same book in the same film:
7.5 Shooting sequence
The images scattered on the film should be consistent with the original. 7.6 Shooting range
7.6.1 The front cover, back cover and book pages of each book are uniformly photographed. 7.6.2 Whether the characters and places of the book are uniformly photographed in the film area. 7.6.3 The The same strips of cards should be photographed twice. The first time, the signature and the book should be photographed together. The second time, the signature and the book should be stacked together. If the signatures are stacked together, each signature should be photographed in turn, and then the book leaves should be photographed separately. 7.7 Color image position
The image position in the frame should be centered, and the edge of the image should be left with 1 space from the edge of the frame. There should be no slanting or fan-shaped distortion. 7.8 Blank frames
7.8: There should be a blank frame between two books. 7.8.2 There should be at least one blank frame between two books. 7.3H head, the label plate of the film product and the text recording label plate should be about 7 frames. 7.4 Leave no less than 7μm of blank film at the beginning, end and bottom of each reel. 7.9 When the film cannot be completed in one reel, two reels or reels should be used to connect the film and the reels should be replaced at the end. Quality requirements 1 Density 8.1.1 The back of the first generation microfilm shall meet the requirements of GH/T51n-20C. .1.2 The resolution of second generation microfilms shall comply with the requirements of 5.1.2 of ISO 8.25:2000. 8.1.3 The resolution of two images on a plate of first generation microfilms shall not exceed 3.10 and at most 1.4 Due to the quality of the original, the background density difference between the first generation images may exceed 0.40. When the image is repeated again, the difference is not greater than 0.80. 8.1.5 The value of the image is not higher than 0.80. 8.2 Resolution The maximum resolution of all generation microfilms shall meet the estimates given in Table 2. Table 2 Minimum resolution requirements for each generation of microfilms 1S02 Test Institute 1: 1- ... GB/T 7517—2004 8.3 The residual thiosulfate content of the first generation microfilm should not be higher than 14% and the residual thiosulfate content of the film should not be higher than 10.3 g/cm2. It should be determined according to the method specified in GB/T 7517:1. 9 The first generation microfilm proofreading, reshooting and editing should be carefully inspected and identified, and the inspection results should be recorded. 9.2 If there are missing or unqualified images during the reshooting inspection, the following provisions shall be made: If the image quality is unqualified or there are defects: reshooting is corrected; reshooting does not change the density. After reshooting, the density of the whole film shall not exceed 0.40. 9. 3. Connection
9.3.1 Splicing
9.3.1.1 If the original frame does not have the search symbol, the re-shot frame should be connected to the frame to be replaced or supplemented, and should be connected to the space between the frames:
3.2 If the original frame has the search symbol, the re-shot frame should be in the same place as the old film. Re-shoot various labels according to the requirements of Chapter 1. 9.3.1.3 The first-generation microfilm should be completed, and the second-generation negative microfilm and the distribution holder should have joints. 9.3.2 The quality of the joint
should be able to be spliced ​​by the splicing machine. The quality of the joint should comply with the requirements of /T15-199. 3.3.3 Limitation of the joint
The number of joints per disc of the first-generation microfilm should not exceed 1. 10 Use and storage of micro products
10.1 Restriction of use
The first generation micro products are only used as intermediate films or release copies. 10.2 Storage environment
The storage environment of first generation micro products and second generation negative micro products and release copies shall comply with the requirements of TS0191:2H7.1. 10.3 Plate loading
Plate loading. The plate should be kept within 10mm of the plate.1 Determine the reduction ratio. According to the size of the original, the projection system specifications and the shooting quality requirements, the reduction ratio that should be used for the same book should be determined: When the reduction ratio needs to be changed, it should be indicated in the reduction ratio. First, use a scale to eliminate the reduction ratio. 7.3.2 Determine the maximum height of the recordable original. The maximum height of the recordable original is determined according to the image height and the gradient used (see 1). Table 1 Maximum height of the recordable original. Maximum height of the recordable system. 1: 21. Single row front row (image area height is 111. Parallel row - unit price is 10 meters). 7.4 Determine the inspection method. GB/T 7517—2004
Before shooting, please report G/1573—Thanks for recording B, confirm the search method. Searching the same book in the same film:
7.5 Shooting sequence
The images scattered on the film should be consistent with the original. 7.6 Shooting range
7.6.1 The front cover, back cover and book pages of each book are uniformly photographed. 7.6.2 Whether the characters and places of the book are uniformly photographed in the film area. 7.6.3 The The same strips of cards should be photographed twice. The first time, the signature and the book should be photographed together. The second time, the signature and the book should be stacked together. If the signatures are stacked together, each signature should be photographed in turn, and then the book leaves should be photographed separately. 7.7 Color image position
The image position in the frame should be centered, and the edge of the image should be left with 1 space from the edge of the frame. There should be no slanting or fan-shaped distortion. 7.8 Blank frames
7.8: There should be a blank frame between two books. 7.8.2 There should be at least one blank frame between two books. 7.3H head, the label plate of the film product and the text recording label plate should be about 7 frames. 7.4 Leave no less than 7μm of blank film at the beginning, end and bottom of each reel. 7.9 When the film cannot be completed in one reel, two reels or reels should be used to connect the film and the reels should be replaced at the end. Quality requirements 1 Density 8.1.1 The back of the first generation microfilm shall meet the requirements of GH/T51n-20C. .1.2 The resolution of second generation microfilms shall comply with the requirements of 5.1.2 of ISO 8.25:2000. 8.1.3 The resolution of two images on a plate of first generation microfilms shall not exceed 3.10 and at most 1.4 Due to the quality of the original, the background density difference between the first generation images may exceed 0.40. When the image is repeated again, the difference is not greater than 0.80. 8.1.5 The value of the image is not higher than 0.80. 8.2 Resolution The maximum resolution of all generation microfilms shall meet the estimates given in Table 2. Table 2 Minimum resolution requirements for each generation of microfilms 1S02 Test Institute 1: 1- ... GB/T 7517—2004 8.3 The residual thiosulfate content of the first generation microfilm should not be higher than 14% and the residual thiosulfate content of the film should not be higher than 10.3 g/cm2. It should be determined according to the method specified in GB/T 7517:1. 9 The first generation microfilm proofreading, reshooting and editing should be carefully inspected and identified, and the inspection results should be recorded. 9.2 If there are missing or unqualified images during the reshooting inspection, the following provisions shall be made: If the image quality is unqualified or there are defects: reshooting is corrected; reshooting does not change the density. After reshooting, the density of the whole film shall not exceed 0.40. 9. 3. Connection
9.3.1 Splicing
9.3.1.1 If the original frame does not have the search symbol, the re-shot frame should be connected to the frame to be replaced or supplemented, and should be connected to the space between the frames:
3.2 If the original frame has the search symbol, the re-shot frame should be in the same place as the old film. Re-shoot various labels according to the requirements of Chapter 1. 9.3.1.3 The first-generation microfilm should be completed, and the second-generation negative microfilm and the distribution holder should have joints. 9.3.2 The quality of the joint
should be able to be spliced ​​by the splicing machine. The quality of the joint should comply with the requirements of /T15-199. 3.3.3 Limitation of the joint
The number of joints per disc of the first-generation microfilm should not exceed 1. 10 Use and storage of micro products
10.1 Restriction of use
The first generation micro products are only used as intermediate films or release copies. 10.2 Storage environment
The storage environment of first generation micro products and second generation negative micro products and release copies shall comply with the requirements of TS0191:2H7.1. 10.3 Plate loading
Plate loading. The plate should be kept within 10mm of the plate.2. If the original frame is shot and the mark is required, the re-shot frame should be at the same place as the old film. The various marks should be re-shot according to the requirements of Chapter 1. 9.3.1.3 The first-generation microfilm should be completed, and the second-generation negative microfilm and the microfilm on the issue holder should have joints. 9.3.2 The quality of the joints should be able to be spliced ​​by the splicing machine. The quality of the joints should comply with the specifications of /T15-199. 3.3.3 The number of joints per plate of the first-generation microfilm should not exceed 100. 10 Use and storage of micro products
10.1 Restriction of use
The first generation micro products are only used as intermediate films or release copies. 10.2 Storage environment
The storage environment of first generation micro products and second generation negative micro products and release copies shall comply with the requirements of TS0191:2H7.1. 10.3 Plate loading
Plate loading. The plate should be kept within 10mm of the plate.2. If the original frame is shot and the mark is required, the re-shot frame should be at the same place as the old film. The various marks should be re-shot according to the requirements of Chapter 1. 9.3.1.3 The first-generation microfilm should be completed, and the second-generation negative microfilm and the microfilm on the issue holder should have joints. 9.3.2 The quality of the joints should be able to be spliced ​​by the splicing machine. The quality of the joints should comply with the specifications of /T15-199. 3.3.3 The number of joints per plate of the first-generation microfilm should not exceed 100. 10 Use and storage of micro products
10.1 Restriction of use
The first generation micro products are only used as intermediate films or release copies. 10.2 Storage environment
The storage environment of first generation micro products and second generation negative micro products and release copies shall comply with the requirements of TS0191:2H7.1. 10.3 Plate loading
Plate loading. The plate should be kept within 10mm of the plate.
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.