Dictionary

eyepiece

noun eye·piece \ˈī-ˌpēs\

: the part of a telescope or microscope that you look through

Full Definition of EYEPIECE

:  the lens or combination of lenses at the eye end of an optical instrument
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First Known Use of EYEPIECE

1790
EYEPIECE Defined for Kids

eyepiece

noun eye·piece \ˈī-ˌpēs\

Definition of EYEPIECE for Kids

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

eyepiece

noun eye·piece \ˈī-ˌpēs\

Medical Definition of EYEPIECE

:  the lens or combination of lenses at the eye end of an optical instrument—called also ocular

Illustration of EYEPIECE

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