ISO 9378-1993 标准详情
- 标准号:ISO 9378-1993
- 中文标题:摄影 微缩胶片 ISO感光速度和ISO范围测定
- 英文标题:Photography; vesicular microfilm; determination of ISO speed and ISO range
- 标准类别:国际标准化组织标准ISO
- 发布日期:1993-09
The principle of the method specified is exposing and processing samples as specified, obtaining density measurements from the resultant images to produce a sensitometric curve from which values are taken and used to determine ISO speed and ISO range
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