| 单词 | zoom lens |
| 释义 | > as lemmaszoom lens zoom lens n. a camera lens or lens assembly whose focal length (and hence the magnification and the field of view) can be smoothly varied, typically while keeping the image in focus (cf. varifocal adj. a). ΘΚΠ society > leisure > the arts > visual arts > photography > camera > parts and accessories of camera > [noun] > lens > types of portrait lens1852 short-focus lens1862 periscope1865 rectilinear1867 pantoscope1868 wide-angle1868 long lens1876 apochromatic1887 anastigmat1890 concentric lens1890 euryscope1890 landscape lens1890 rectigraph1890 symmetrical1890 concentric1893 telelens1893 telephoto1894 monocle1897 stigmat1901 stigmatic1902 Long Tom1910 zoom lens1932 Panavision1955 teleconverter1959 macro lens1961 zoom1969 macro1971 1932 Laredo (Texas) Times 27 June 1/7 This lens, called a ‘zoom lens’, is an interconnected series of lens elements which permit changing magnifying power of the lens. 1962 L. Deighton Ipcress File xxiv. 154 A zoom lens, one that would change its focal length. 1978 J. Gardner Dancing Dodo xix. 146 The drifting began. Like a huge, long pull-back on a zoom lens so that everything diminished. 2008 Sporting Shooter Nov. 102/1 Use the telephoto end of your zoom lens. < as lemmas |
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