What does biprism mean?

biprism meaning in General Dictionary

A prism whoever refracting perspective is quite nearly 180 levels

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  • an optical product for obtaining interference fringes

Sentence Examples with the word biprism

If in the interference experiment with Fresnel's mirrors or biprism the slit be illuminated with white light that has passed through a polarizer and a quartz plate cut perpendicularly to the optic axis, it is found on analysing the light that in addition to the ordinary central set of coloured fringes two lateral systems are seen, one on either side of it.

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