barista wrote:這個問題我也很想知道...(恕刪) 有查到相關網站了,20mm F1.8比16-35的20端變型輕微和14-24的20端比,則是差不多http://www.the-digital-picture.com/Reviews/ISO-12233-Sample-Crops.aspx?Lens=966&Camera=614&Sample=0&FLI=0&API=4&LensComp=689&CameraComp=0&FLIComp=0&APIComp=0