670g. 805g. Nous préférons un poids plus léger car l'appareil sera plus facile à porter. Un poids peu élevé est aussi un avantage pour l'électroménager et d'autres produits car ils seront beaucoup plus faciles à transporter. L’élément frontal ne tourne pas. Canon EF 24-105mm F/4L IS USM. Canon EF 24-70mm F/2.8L II USM.
It is not comparable to an RF 85mm f/1.2 L prime lens, but it got me some sharp portraits with a decent background blur. Here are some shots at 35mm at f/4 and f/2.8 from the RF 24-70mm f/2.8L IS US vs the f/4 on the EF 24-70mm f/4 L IS USM. Rattray Head comparison: 35mm RF 24-70 at f/4. And the same at 70mm.
Canon RF 24-70mm f/2.8L IS USM: Build and handling . The Canon RF 24-70mm f/2.8L IS USM is longer than its DSLR counterpart, the Canon EF 24-70mm f/2.8L II USM, which measures 113mm. Still, the two lenses are comparable in size – and the RF iteration retains the 82mm diameter of its predecessor, meaning that you can port over your existing
EF 24-105mm f/4L IS II USM @24mm f/4.5 1/2000 ISO6400. 光圈小了一级，完全没有问题。一般拳击赛场光线充足，不会像上文所说需要很高的感光度。另外为了对焦更容易，即使是2.8镜头我也要缩到4或者4.5换取更厚的景深。拳击场通常是暗背景，所以不需要背景虚化。
RF 50 mm f/1.8 Considering: EF 24-70 f/4L IS USM EF 24-105 f/4L IS II USM RF 24-105 f/4L IS USM Which one would you buy? Looking for an all-around zoom lens that fits my budget (
The Canon EF 24-70mm f2.8 IS USM is a smaller, lighter, lower cost alternative to the 24-70/2.8L II USM with the added benefit of image stabilization. Canon have a number of f4L lens alternatives to their faster f2.8L lenses, including the 17-40/4L and the 70-200/4L models. The EF 24-70/4L IS USM is the latest addition to this f4 lineup.
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canon ef 24 70mm f 4l is usm vs 24 105 ii
