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ISO 2720:1974

Photography — General purpose photographic exposure meters (photoelectric type) — Guide to product specification

NORMA vydaná dňa 1.8.1974

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Francúzsky -
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The information about the standard:

Designation standards: ISO 2720:1974
Publication date standards: 1.8.1974
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: International technical standard
Kategória: Technické normy ISO

Annotation of standard text ISO 2720:1974 :

Description / Abstract: Specified are calibration levels and test conditions for general-purpose photoelectric exposure meters which measure reflected or incident light, or both, in determining photographic exposure for camera use. The specifications apply to exposure meters containing a light-sensitive element, and indicating electrical instrument, a directional system and a calculator to correlate the meter indications with the camera exposure settings.