- beam-split|ter
- beam-split|ter «BEEM SPLIHT uhr», noun.1. a) a prismatic device on a camera lens which separates light into the three primary colors. b) a camera equipped with such a device, used for color photography.2. a device which breaks up a beam of light as it emerges from the eyepiece of an optical instrument, such as a microscope.
Useful english dictionary. 2012.