1. (noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

• optical prism

1. (noun) a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms

• parallelepiped
• parallelepipedon
• parallelopiped
• parallelopipedon
• quadrangular prism
• triangular prism

2. (noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

• erecting prism

1. (noun) a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms

• polyhedron

2. (noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

• optical device

1. (noun) a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms

• prismatic

2. (noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

• prismatic
• prismatic