BS ISO 2721-2013 标准详情
- 标准号:BS ISO 2721-2013
- 中文标题:摄影术.使用胶卷的照相机.曝光自动控制
- 英文标题:Photography. Film-based cameras. Automatic controls of exposure
- 标准类别:英国标准BS
- 发布日期:2013-03-31
Describes the exposure at the focal plane of film-based cameras for values of two exposure parameters, i.e. field luminance and film speed, and also describes methods of evaluating other photometric characteristics, such as the acceptance angles of t
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