ACHROMATIC PRISM


Meaning of ACHROMATIC PRISM in English

noun

: a prism made by combining two or more prisms of different refractive index so designed and placed that a ray of white or other nonhomogeneous light passing through the prism is deviated but not dispersed into a spectrum — compare amici prism

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.