Answer: eyepiece

AnswerCrossword Clue
EYEPIECEMicroscope part
EYEPIECEMonocle
EYEPIECESomeone should look into it
EYEPIECEMicroscope component
EYEPIECEJeweler's loupe
EYEPIECELens.
EYEPIECEMonocle.
EYEPIECETelescope part
EYEPIECEOptical-instrument part
EYEPIECEIt's worth looking into
EYEPIECETelescopic part
EYEPIECELens
EYEPIECEBinoculars part
EYEPIECECrosshair setting
eyepiecethe lens nearest the eye in an optical instrument
eyepieceThe lens or group of lenses that is closest to the eye in a microscope, telescope, or other optical instrument