佳能30-160mmT/2.8LS专利信息:
▶专利号:2016–57387;
▶发表:2016.4.21;
▶申请日期:2014.9.8;
▶变焦比:5.00;
▶焦距:32.00100.00160.00;
▶焦距比数:2.702.703.00;
▶半角度:24.828.425.28;
▶图像高度:14.80;
▶镜头总长度:271.71mm;
▶BF:45.83
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