Objektivets snabba autofokus drivs med en i princip ljudlös USM-motor av ringtyp med Canons senaste algoritmer för autofokus. Skärpan kan dessutom alltid justeras manuellt. Precis som alla objektiv i L-serien har EF 16-35/2,8L USM täta fogar som skyddar mot damm och fukt. Tillverkare: Canon Tillverkarens produktsida
Canon EF 16-35mm f/2.8L III USM的近拍表現比前代鏡或是EF 16-35mm f/4L IS USM的表現都還要好，最近對焦距離維持在28公分，不過放大倍率卻提升至0.25x，這規格在同級鏡頭中非常的少見，甚至還超越自家的EF 35mm f/2 IS USM，實用性相當高也可以作為稱職的機身蓋，除了可以拍
When comparing the updated 16-35mm F2.8L III to its predecessor the images really speak for themselves. The largest improvements can be seen when the lens is shot wide open at nearly every focal length, especially in the corners. Even when the previous iteration of the lens is stopped down to F11, it still can't compete with the updated version
EF16-35mm F2.8L III USMの全長は127.5mmで最大径が88.5mm、重さは約790g。. 広角ズームレンズとしてはやや大きめでズッシリとした重さを感じるが、実写に

The Canon EF 24mm f/1.4 L II Lens has less distortion. The Canon TS-E 24mm f/3.5 L II Lens has even less distortion (practically none). The Canon EF 16-35mm f/2.8 L II Lens has stronger barrel distortion than the ZE 21, but has a more-easily corrected bulge-type of distortion. CA (Chromatic Aberration) is impressively low.

Canon C21-0331 Parts Catalog. $ 7.99. Digital presentation of a genuine Canon EF 16-35 2.8 L II USM parts list and exploded views. Download available immediately after payment is accepted. 2 download limit for the file (s) purchased never expires. Make sure your download is delivered smoothly and hassle free. Make a user account when checking out.
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canon ef 16 35mm 2.8 l ii usm