ISO 2720:1974
Photography — General purpose photographic exposure meters (photoelectric type) — Guide to product specification
| Fecha edición: |
1974-08-01
En Vigor
|
|---|---|
| Idiomas disponibles: | Francés, Inglés |
| Resumen: | 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. |
| ICS: | 37.040.10 - Material fotográfico. Proyectores |
| CTN: | ISO/TC 42 - 48420 |
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