Hypernyms:instrument
Inherited Hypernyms:optical instrumentinstrumentdeviceinstrumentalityartifactwholeobjectphysical entityentity
Direct Hyponyms:binocularsesophagoscopeeyeglassesfield glassesglassesjeweler's glassoesophagoscopeopera glassesperiscopeprism spectroscopeprojectorsightsspecsspectaclesspectroscope
Part Meronyms:lens lens system lense
Full Hyponyms:
battle sightbifocalsbinocularsbioscopebombsightepidiascopeesophagoscopefront projectorgogglesgunsightjeweler's glasslorgnettemagic lanternmass spectrographmass spectrometermovie projectoropen sightoverhead projectorpanoramic sightpeep sightperiscopepince-nezprojectorsight settingsightsslide projectorsound spectrographspectaclesspectrographspectroscopesunglassestelescopic sightzero