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GB/T 8987-2008 Active
GB/T 8987-2008 Micrographics—Test target for checking optical density of negative microimages in microfilming
Abstract
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.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 8987-2008 |
| CCS | Library, archives, literature, and information work |
| ICS | Document imaging technology |
| Implement Date | 2009-01-01 |
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$ 42
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$ 42