ISO 2720:1974
$19.50
Photography — General purpose photographic exposure meters (photoelectric type) — Guide to product specification
| Published By | Publication Date | Number of Pages |
| ISO | 1974-08 | 10 |
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.
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