IS 10917-1984

标准号：IS 10917-1984
发布日期：1984/8/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This International Standard specifies calibration levels and test conditions for general purpose photoelectric exposure meters which measure reflected light or incident light, or both, in determining photographic exposure for camera use.It applies to meters containing a light sensitive element, an indicating electrical instrument calibrated in suitable units such as luminance, illuminance, or some factor of photographic exposure, a directional system and a calculator to correlate the meter indications with the camera exposure settings for the particular photographic film being used.Quality of product is not covered.