e/Rochon prism

Information
has gloss	eng: A Rochon prism is a type of polariser. It is made from two prisms of a birefringent material such as calcite, which are cemented together.
lexicalization	eng: Rochon prism
instance of	(noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image optical prism, prism

Media
media:img	Rochon Prism.svg