Amici prism
[ uh-mee-chee ]
/ əˈmi tʃi /
noun Optics.
a compound prism that spreads out incident white light into a spectrum but produces no deviation of the central color of the dispersed beam.
Also called
direct-vision prism,
roof prism.
Origin of Amici prism
named after G. B.
Amici (1784–1863), Italian astronomer