单词	angular field
释义	angular field noun variants or angular field of view : angle of view A type of wide-angle lens that has an angular field above 140 degrees and exhibits barrel distortion along its edges … The Optical Industry & System Directory, 23rd Edition, 1977 It is a full-size binocular with a large knurled center focus knob for smooth and accurate focusing. Its lenses are fully coated and have angular field of view of 3.7 degrees. Businessworld, 11 Feb. 2011 Word History First Known Use 1847, in the meaning defined above
随便看	mitraller mitrallest mitras mitrate mitre mitred mitrer mitres mitrewort mitreworts Mitridae mitriform mitring Mitropoulos mits mits'iwa mitsch Mitscherlich's law mitscherlichite Mitsotakis Mitsukurina mitsumata mitsvahs mitt mittelhand

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