SIGMA 24-70mm F2.8 DG DN是一款高性能的标准变焦镜头，适用于多种索尼相机。其F2.8的大光圈非常适合低光拍摄。该镜头采用了热稳定复合材料（TSC），以应对高频率使用时的耐热胀冷缩问题，并且重量达到了1020克。该镜头最大直径为88mm，滤镜尺寸为82mm，长度为107.6mm。

Sigma has uncovered an autofocus glitch on some serial numbers of the Sigma 24-70mm f/2.8 DG DN II Art lens. On Thursday, December 19, Sigma Global issued a statement and apologized for the error, ...

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but the updated Sigma 24-70mm f/2.8 DG DN Art II took everything up a notch. Going from the sublime to the slightly ridiculous, the company also said that its Sigma APO 200-500mm f/2.8 EX DG would ...

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We don’t play favorites, either: you’ll find third-party options from the likes of Sigma in our list, plus some alternative suggestions down at the bottom. The summary below will give you an ...

The Leica SL3-S is a compelling mix of style and substance with fast focus, ProRes video, and full-frame imaging, though we can't overlook its lavish pricing.