這是 EF 24-70 的相片實拍:
http://tc.sellpower.net/modules/flickrorg/dlsr_index.php?id=1&dc_model=0&iso1=0&iso2=0&len_id=2&exposure1=0&exposure2=0&shutter1=0&shutter2=0&num_focal_mm=0&num_focal_mm2=&B1=%E6%9F%A5%E8%A9%A2
建議樓主可參考這支 28-80 F2.8-4 L
http://tc.sellpower.net/modules/flickrorg/dlsr_index.php?id=1&dc_model=0&iso1=0&iso2=0&len_id=181&exposure1=0&exposure2=0&shutter1=0&shutter2=0&num_focal_mm=0&num_focal_mm2=&B1=%E6%9F%A5%E8%A9%A2
或副廠的 SIgma 18-50mm F2.8
http://tc.sellpower.net/modules/flickrorg/dlsr_index.php?id=1&dc_model=0&iso1=0&iso2=0&len_id=76&exposure1=0&exposure2=0&shutter1=0&shutter2=0&num_focal_mm=0&num_focal_mm2=&B1=%E6%9F%A5%E8%A9%A2