GB/T 12356-2008 English PDF

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GB/T 12356-2008: Micrographics. 16 mm planetary cameras - Test target for checking performance
Status: Valid

GB/T 12356: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 12356-2008	149	Add to Cart	2 days	Micrographics. 16 mm planetary cameras - Test target for checking performance	Valid
GB/T 12356-1990	199	Add to Cart	2 days	Micrographics--Test object character and instruction for 16mm microfilm recorder	Obsolete

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Basic data

Standard ID: GB/T 12356-2008 (GB/T12356-2008)
Description (Translated English): Micrographics. 16 mm planetary cameras - Test target for checking performance
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A14
Classification of International Standard: 37.080
Word Count Estimation: 5,595
Date of Issue: 2008-07-16
Date of Implementation: 2009-01-01
Older Standard (superseded by this standard): GB/T 12356-1990
Regulation (derived from): Announcement of Newly Approved National Standards No. 12 of 2008 (No. 125 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the inspection 16 mm microfilm camera performance flatbed standard plate with the characteristics of the test and its use. This standard applies to 16 mm microfilm cameras and flatbed A6 microfiche cameras. This standard does not apply to rotary microfilm camera and COM logger.

GB/T 12356-2008: Micrographics. 16 mm planetary cameras - Test target for checking performance

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Micrographics.16 mm planetary cameras.Test target for checking performance ICS 37.080 A14 National Standards of People's Republic of China Replacing GB/T 12356-1990 Camera test target is characterized by its use Posted 2008-07-16 2009-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 12356-1990 "Micrographics 16mm microfilm camera platform test target and is characterized by Their use. " This standard and GB/T 12356-1990 compared to major technological changes are as follows. --- Deleted the placement on the test chart out errors provisions; --- Increased in relation to the use of ISO test chart No. 1; --- Increase the readability of the provisions on the determination method and the reduction method for determination of. This Standard Document Imaging Technology by the National Standardization Technical Committee (SAC/TC86) and focal points. This standard was drafted. National Information Technology Standardization Technical Committee Document Imaging a club. The main drafters of this standard. Sunyue Jun, Li Ming. This standard replaces the standards previously issued as follows. --- GB/T 12356-1990. Camera test target is characterized by its use

1 Scope

This standard specifies the characteristics and methods of use to check 16mm microfilm camera platform performance with the test target. This standard applies to 16mm microfilm camera platform and A6 microfiche camera. This standard does not apply to Rotary COM microfilm camera and recorder.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties in accordance with this standard research agreement Study whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 6159.1-2003 Micrographics - Vocabulary - Part 1. General terms (ISO 6196-1.1993, MOD) GB/T 6159.6-2003 Micrographics - Vocabulary - Part 6. Equipment (ISO 6196-6.1992, MOD) GB/T 6159.7-2000 Micrographics - Vocabulary Part VII. Computer Micrographics (eqv ISO 6196- 7.1992 GB/T 6159.8-2003 Micrographics - Vocabulary - Part 8. Application (ISO 6196-8.1998, MOD) GB/T 6161-2008 Micrographics - ISO test chart No. 2 Resolving power is described and its application (ISO 3334.2006, IDT) GB/T 8987-2008 Micrographics Micrographics negative image optical density test Test target time GB/T 18405-2008 Micrographics - ISO character and No. 1 test chart characteristics and use (ISO 446.1991, IDT)

3 Terms and Definitions

GB/T 6159.1-2003, GB/T 6159.6-2003, GB/T 6159.7-2000 and GB/T 6159.8-2003 established The terms and definitions apply to this standard.

4 test target feature

4.1 Targets constitution Targets should include the following sections (see Figure 1). --- Five ISO test chart No. 1 or No. 2 five ISO test chart for measuring the readability or resolving power of the image; --- A shrinkage digital card, indicating shrinkage microfilm used; --- A shrinkage scale test for the determination of microfilming reduction ratio. 4.2 test chart Composition test target used for ISO test chart No. 1 should be consistent with GB/T 18405-2008 requirements, the composition used for test target ISO test chart No. 2 should be consistent with GB/T 6161-2008 requirements, placement test chart is as follows. --- Setting a standard central plate; Degrees), while the test pattern with diagonal parallel; --- Center position when viewed from the target board, all digital test pattern on both in the normal reading position. ......

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