Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun erecting_prism

1 sense of erecting prism

Sense 1
erecting prism -- (a right-angled optical prism used to turn an inverted image upright)
       => prism, optical prism -- (optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image)