BS 4120-1968 标准详情
- 标准号:BS 4120-1968
- 中文标题:幻灯放映机性能的测量方法
- 英文标题:methods for the measurement of performance of still projectors
- 标准类别:英国标准
- 发布日期:1968-09-26
General conditions of test. Test methods for determining accuracy of location of the pictures projected on the screen, resolving power, uniformity of illumination, temperature rise of slide, distance between lens and screen for a 1 m wide picture, li
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