
Photographic flash equipment. Method for determination of flash guide numbers
出版:British Standards Institution

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基本信息
标准编号: BS 5841-6:1980
发布时间:1980/3/31 0:00:00
标准类别:Standard
出版单位:British Standards Institution
标准页数:4
标准简介
Specifies a method of determining photometric and optical performance of flash equipment (with deflectors) and how to derive flash guide numbers.
标准备注
© British Standards Institution 2013
本标准替代的旧标准
替代本标准的新标准
等同采用的国际标准
ISO 1230:2007 - Identical