推 tookouw:廣角端的表現比望遠端好很多@@ 04/22 16:05
S18-35 f1.8 評測圖出來囉
韓國的網站,
裡面包含MTF, ,變形, 實拍, 夜景(星芒), 暗角測試, f1.8的放大圖
http://lcap.tistory.com/entry/Sigma-ART-18-35mm-f18-Preview 接600D (APSC)
http://lcap.tistory.com/entry/Sigma-18-35mm-f18-with-5D-Mark-II 接5D2 (FF)
轉自photoblog: http://www.photoblog.hk/wordpress/47605
推 G10D7K:http://ppt.cc/_ZI3 工程品解析度，移焦，微距測試
※ 引述《vchenkoshe ()》之銘言：
: http://www.dpreview.com/news/2013/04/18/Sigma-announces-worlds-first-F1-8-constant-aperture-zoom-lens
: http://tinyurl.com/d9gk9by
: ===========內變焦喔==========
: rincipal specifications
: Lens type Zoom lens
: Max Format size APS-C / DX
: Focal length 18–35 mm
: Image stabilisation No
: Aperture
: Maximum aperture F1.8
: Minimum aperture F16.0
: Number of diaphragm blades 9
: Optics
: Elements 17
: Groups 12
: Focus
: Autofocus Yes
: Motor type Ultrasonic
: Full time manual Yes
: Focus method Internal
: Physical
: Weight 810 g (1.79 lb)
: Diameter 79 mm (3.11〃)
: Length 122 mm (4.80〃)
: Filter thread 72 mm
: Hood supplied Yes
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借我貼上面~
※ 編輯: befdawn 來自: 220.137.64.141 (04/21 22:04)