eyepiece

noun

eye·​piece ˈī-ˌpēs 

: the lens or combination of lenses at the eye end of an optical instrument

Examples of eyepiece in a Sentence

Recent Examples on the Web

The final product looks something like a cross between a low-budget Cyberpunk eyepiece and the disposable 3D glasses used in early-2000s movie theaters. — Mack Degeurin, Popular Science, 6 Aug. 2026

Those two eyepieces gave me roughly 33x and 65x magnification — enough for wide lunar views and tighter planetary shots. — Damian Peach, Space.com, 4 Aug. 2026

Word History

First Known Use

1729, in the meaning defined above

Rhymes for eyepiece

• altarpiece
• centerpiece
• frontispiece
• mantelpiece
• masterpiece
• pilates
• specialise
• stabilise
• syntheses
• apiece
• aris
• assise

Kids Definition

eyepiece

noun

eye·​piece ˈī-ˌpēs 

: the lens or combination of lenses at the eye end of an optical instrument (as a microscope or telescope)

Medical Definition

eyepiece

noun

eye·​piece ˈī-ˌpēs 

: the lens or combination of lenses at the eye end of an optical instrument

called also ocular