Definition of optical cube. Meaning of optical cube. Synonyms of optical cube
Here you will find one or more explanations in English for the word optical cube.
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Definition of optical cube
optical cube Biprism Bi"prism, n. [Pref. bi- + prism.]
1. A prism whose refracting angle is very nearly 180 degrees.
2. A combination of two short rectangular glass prisms
cemented together at their diagonal faces so as to form a
cube; -- called also optical cube. It is used in one
form of photometer.