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像场角
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像场角
Encyclopedia
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镜头参数
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angle of image field of view
像场角
摄影镜头调焦至无穷远并将光圈开至最大时,从摄影镜头像方主点射向所摄画幅(即有效像场)对角或对边的光线所张开的夹角大小。简称像角。
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John Rogers Searle
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Johns Hopkins University
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