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| Position: Chinese Standard in English/GB 2923-1982 |
| GB 2923-1982 Methods for determination of speed of black-and-white photographic negative materials for still and motion-picture photography (English Version) | |||
| Standard No.: | GB 2923-1982 | Status: | superseded remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 6000 words | Price(USD): | 180.0 remind me the price change |
| Implemented on: | 1982-12-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB 2923-1982 |
| English Name: | Methods for determination of speed of black-and-white photographic negative materials for still and motion-picture photography |
| Chinese Name: | 黑白照相与电影摄影用负片感光度计量及其表示方法 |
| Chinese Classification: | A15 Film and Photographic Technology |
| Professional Classification: | GB National Standard |
| Implemented on: | 1982-12-1 |
| Status: | superseded |
| Superseded by: | GB/T 2923-1995 Determination of ISO speed of black-and-white pictorial still camera negative film/process systems |
| Superseded on: | 1996-8-1 |
| Language: | English |
| File Format: | |
| Word Count: | 6000 words |
| Price(USD): | 180.0 |
| Delivery: | via email in 1~3 business day |