GB/T 8987-2008 Active National standards

GB/T 8987-2008 Micrographics—Test target for checking optical density of negative microimages in microfilming

Publish Date: 2008-07-16 Implement Date: 2009-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 8987-2008

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Library, archives, literature, and information work

ICS Name: Document imaging technology

Publish Date: 2008-07-16

Implement Date: 2009-01-01

Pages: 5 pages

Scope

This standard specifies the test plates used to check the optical density of microfilm negatives and the methods of using them. This standard applies to 16-mm platform-type microfilm cameras and A6 microfilm flat-plate microfilm cameras. This standard does not apply to rotary microfilm cameras and COM recorders.

Development Information

Word Count: 7 Thousand words Pages: 5 pages

Replace the following standards

GB/T 8987-1988 Micrographics—Test target of optical density measurement for microfilming negative

Referenced Standards

GB/T 6159.1-2003 Micrographics—Vocabulary—Part 1:General terms GB/T 6159.6-2003 Micrographics—Vocabulary—Part 6:Equipment GB/T 6159.7-2000 Micrographics—Vocabulary—Part 07:Computer micrographics GB/T 6159.8-2003 Micrographics—Vocabulary—Part 8:Use GB/T 12356-2008 Micrographics—16 mm planetary cameras—Test target for checking performance

Related Standards

GB/T 7519-1987 Abolished

GB/T 7519-1987 Micrographics—Determination of residual thiosulphate in processed microfilm—Methylene blue method

Publish Date: 1987-03-25

GB/T 8987-1988 Replaced

GB/T 8987-1988 Micrographics—Test target of optical density measurement for microfilming negative

Publish Date: 1988-04-10

GB/T 8988-1988 Replaced

GB/T 8988-1988 Micrographics—Manufacture of test target for inspecting the quality of micrography of technical drawings

Publish Date: 1988-04-10

GB/T 8990-1988 Replaced

GB/T 8990-1988 Micrographics—Reflectance test target used in the test target for inspecting the quality of micrography of technical drawing

Publish Date: 1988-04-10

GB/T 12355-1990 Replaced

GB/T 12355-1990 Micrographics—Splices of microfilm with image

Publish Date: 1990-06-11

GB/T 12356-1990 Replaced

GB/T 12356-1990 Micrographics—Test object character and instruction for 16mm microfilm recorder

Publish Date: 1990-06-11