This is a list of classified advertisements to save you time & money.

 

    A comprehensive alphabetical list of photographic terms and meanings.

Quantum:- smallest indivisible unit of radiant energy.

 

 

Quarterplate:- negative or print format measuring 3 ¼ x 4 ¼ inches. It's one quarter the size of a full plate (8 ½ x 6 ½ inches).

 

 

Quartz-iodine lamp:- compact tungsten filament lamp designed to maintain its color temperature and light intensity throughout its working life.