![safelight safelight](https://www.tekportal.net/wp-content/uploads/2018/11/safelight.jpg)
noun Photography.
- a darkroom light with a filter that transmits only those rays of the spectrum to which films, printing paper, etc., are not sensitive.
noun
- photog a light that can be used in a room in which photographic material is handled, transmitting only those colours to which a particular type of film, plate, or paper is relatively insensitive