eyepiece

Plural: eyepieces

Noun

• The lens nearest the eye in an optical instrument.
• combination of lenses at the viewing end of optical instruments
• The lens (or the component containing a combination of lenses) at the eye end of a microscope or telescope by which the image is viewed.

Examples

• He adjusted his eyepiece, metaphorically, to find the perfect word on the Words With Friends board.

Synonyms

ocular