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English definition of “optical”

optical

adjective
 
 
/ˈɒptɪkəl/
relating to light and the ability to see: optical equipment/goods/devices They manufacture a variety of lenses, mirrors, prisms, and other optical components.
IT relating to the ability of a piece of electronic equipment to recognize printed or written letters or numbers: an optical scanner/reader
optically adverb
(Definition of optical from the Cambridge Business English Dictionary © Cambridge University Press)
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