Codes & Standards - Purchase
ISO 2720:1974
Photography -- General purpose photographic exposure meters (photoelectric type) -- Guide to product specification
SKU: iso_007690_102399
Published by ISO
Publication Year 1974
1 Edition
7 pages
Product Details
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.