this is a powerful short zoom lens
EF 17-40mm WIDE LENS for canon
i bought this item from B&H online.
its an L USM lens, therefore very quality and expensive than the others
very sharp images. whats more, its captures to the very edge of all images.. Because its wide lens
Maximum Aperture: F/4.0
Minimum Focus Range: 28 cm
Focus Adjustment: Ultrasonic Motor (USM) Automatic, Manual
Filter Size: 77 mm
you can also come see me and make orders for other lens and other gadgets so i shop them for you ..
call for check ups..