- equality of brightness photometer
- equality of brightness photometer Gleichheitsphotometer n
English-German dictionary of Electrical Engineering and Electronics. 2013.
English-German dictionary of Electrical Engineering and Electronics. 2013.
photometer — An instrument designed to measure the intensity of light or to determine the light threshold. [photo + G. metron, measure] flame p. an instrument that uses flame emission spectrophotometry to measure the … Medical dictionary