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English definition of “fisheye lens”

fisheye lens

noun [C] uk   /ˌfɪʃ.aɪˈlenz/ specialized us  
a camera lens that curves out from the camera and gives a view of an extremely wide area, with the central objects appearing closer than those at the edge
(Definition of fisheye lens from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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