ISO 2720:1974 (original) (raw)

Reference number
ISO 2720:1974

© ISO 2025

International Standard

ISO 2720:1974

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

Edition 1
1974-08

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ISO 2720:1974

7690

Published (Edition 1, 1974)

This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

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.

General information

Life cycle

Published

ISO 2720:1974

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)