Definify.com
Webster 1913 Edition
Photographometer
Pho-tog′ra-phom′e-ter
,Noun.
[
Photograph
+ -meter
.] (Photog.)
An instrument for determining the sensibility of the plates employed in photographic processes to luminous rays.
Definition 2024
photographometer
photographometer
English
Noun
photographometer (plural photographometers)
- (dated) An instrument for determining the sensibility of the plates employed in photographic processes to luminous rays.