716885

ISO 2720:1974

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

standard by International Organization for Standardization , 08/01/1974

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Full Description

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.

 

Product Details

Published:
08/01/1974
Number of Pages:
7
File Size:
1 file , 1.8 MB
Note:
This product is unavailable in Ukraine, Russia, Belarus