prism
transparent optical element with flat, polished surfaces that refract light
Dichroic prism
optical device that splits light into two optical beams
dispersive prism
device used to disperse light
star diagonal
accessory for astronomical and geodetic telescopes for observing zenith nearby stars
Abbe prism
dispersive prism
Porro prism
type of reflection prism
anamorphic prisms
optical assemblage
deck prism
way of transmitting light from the sun to the inside of a boat
Dove prism
type of reflective prism