GB/T 17739.2-2021Microfilming of technical drawings and other drawing office documents - Part 2: Quality criteria and control of 35 mm silver gelatin microfilms (English PDF)
技术图样与技术文件的缩微摄影 第2部分: 35mm银-明胶型缩微品的质量准则与控制
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
May 21, 2021
Implementation date
December 1, 2021
Scope
GB/T 17739.2-2021 is the English-translated version of 技术图样与技术文件的缩微摄影 第2部分: 35mm银-明胶型缩微品的质量准则与控制.
GB/T 17739.2-2021 is the Chinese standard "Microfilming of technical drawings and other drawing office documents - Part 2: Quality criteria and control of 35 mm silver gelatin microfilms".
Its scope clause reads: This document specifies the quality requirements for using 35mm silver-gelatin black and white microfilm to photograph technical patterns and technical documents to make microforms And control methods.
This document is applicable to the first and second generations of various technical drawings and technical documents, and silver-gelatin microforms for distribution. Its clauses include terms and definitions.
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Document preview — GB/T 17739.2-2021
National Standard of the People's Republic of China
- Classification
- A 14
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
This document specifies the quality requirements for using 35mm silver-gelatin black and white microfilm to photograph technical patterns and technical documents to make microforms
And control methods.
This document is applicable to the first and second generations of various technical drawings and technical documents, and silver-gelatin microforms for distribution.
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 6159.1-2014 Technical vocabulary of microfilming Part 1.General terms (ISO 6196-1.1993, MOD)
GB/T 6159.2-2011 Vocabulary of microphotography technology Part 2.Image layout and recording method (ISO 6196-2.
1993, MOD)
GB/T 6159.3-2014 Vocabulary of Micrographic Technology Part 3.Film Processing (ISO 6196-3.1997, MOD)
GB/T 6159.4-2014 Vocabulary of microphotographic technology Part 4.Materials and packaging (ISO 6196-4.1998, MOD)
GB/T 6159.5-2011 Technical vocabulary of microfilming Part 5.Image quality, readability and inspection (ISO 6196-5.
1987, MOD)
GB/T 6159.6-2003 Technical vocabulary of microfilming Part 6.Equipment (ISO 6196-6.1992, MOD)
GB/T 6161-2008 Description and application of ISO 2 resolution test chart of microphotography technology (ISO 3334.2006,
IDT)
GB/T 6847-2012 Determination of the degree of curl of photographic film and paper for imaging materials (ISO 18910.2000, IDT)
GB/T 11500-2008 Photographic Density Measurement Part 2.Geometric Conditions of Transmission Density (ISO 5-2.2001, IDT)
GB/T 11501-2008 Photographic Density Measurement Part 3.Spectral Conditions (ISO 5-3.1995, IDT)
GB/T 17293-2008 Microfilm technology inspection platform type microfilm camera system performance test target board (ISO 10550.1994, MOD)
GB/T 18405-2008 Micrographic technology ISO characters and ISO No. 1 test chart characteristics and their use (ISO 446.
2004, IDT)
ISO 18901.2010 Imaging material processed silver-gelatin type black and white film stability specification (Imagingmaterials-
Processedsilver-gelatin-typeblack-and-whitefilms-Specificationsforstability)
ISO 18911.2010 Imaging materials-processed safe photographic film storage practices (Imagingmaterials-Processed safetyphotographicfilms-Storagepractices)
3 Terms and definitions
GB/T 6159.1-2014, GB/T 6159.2-2011, GB/T 6159.3-2014, GB/T 6159.4-2014, GB/T 6159.5-
GB/T 5296.5 | GB/T 16784 | WB/T 1120 | GB/T 13967 | GB/T 17739.6 | GB/T 17739.4 | […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 6159.1-2014Micrographics -- Vocabulary -- Part 1: General terms
- GB/T 6159.2-2011Micrographics -- Vocabulary -- Part 2: Image positions and methods of recording
- GB/T 6159.3-2014Micrographics -- Vocabulary -- Part 3: Film processing
- GB/T 6159.4-2014Micrographics -- Vocabulary -- Part 4: Materials and packaging
- GB/T 6159.5-2011Micrographics -- Vocabulary -- Part 5: Quality of images, legibility, inspection
- GB/T 6159.6-2003Micrographics -- Vocabulary -- Part 6: Equipment
ISO 6196 · ISO 2 · ISO 3334.2006 · ISO 18910.2000 · ISO 5 · ISO 10550.1994 · ISO 446 · ISO 18901.2010 · ISO 18911.2010
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Related Standards
GB/T 11500-2008 — Photography -- Density Measurement -- Part 2: Geometric conditions for transmission density
GB/T 11501-2008 — Photography -- Density Measurement -- Part 3: Spectral Conditions
GB/T 17293-2008 — Micrographics -- Planetary camera systems -- Test target for checking performance
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GB/T 17739.2-2021
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