bn:00059215n
Noun Concept
Categories: Optical instruments, Optical devices, All articles needing additional references, Articles with short description
EN
optical instrument  optical device  optical devices  optical equipment  optical instruments
EN
An instrument designed to aid vision WordNet 3.0
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EN
An optical instrument is a device that processes light waves, either to enhance an image for viewing or to analyze and determine their characteristic properties. Wikipedia
Scientific instrument using light waves for image viewing Wikidata
WordNet 3.0 & Open English WordNet
Wikipedia
Wikidata