佳能公布RF 200-800mm F6-8.5 L IS USM镜头专利
近日,佳能在日本公布RF 200-800mm F6-8.5 L IS USM镜头专利,专利编号为2020-118816。从专利来看,RF 200-800mm F6-8.5 L IS USM镜头收纳状态下的镜身长度为285.44mm。作为对比,佳能RF 100-500mm F4.5-7.1 L IS USM镜头的收纳状态尺寸为φ93.8mm × 207.6mm。 kY'Wf`y(
[attachment=102443] oKCy,Ot< 佳能RF 200-800mm F6-8.5 L IS USM镜头专利详情: lFnYQab 焦距:199.97mm 399.99mm 784.76mm
9\<q=p~ 光圈:6.00 6.80 8.50 Q,^/Lm|]k 半画角:6.17° 3.10° 1.58° [}j a\!P 像高:21.64mm 21.64mm 21.64mm 7/51_=%kR 镜头全长:285.44mm 355.65mm 385.65mm _1qR1<V 后焦距:22.57mm 43.72mm 83.86mm
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