Beam Splitter Definition
noun
An optical device with a special mirror or prism system that separates a beam of light into component beams, used in making holograms, separating colors in a color TV camera, etc.
Webster's New World
An optical device that splits a beam of light in two by reflecting a portion and transmitting the remainder.
Wiktionary
Other Word Forms of Beam Splitter
Noun
Singular:
beam splitter
Plural:
beam-splitters
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