Canon EF 20-35 mm f3.5-4.5 USM, 12/11
Canon EF 20-35 mm f3.5-4.5 USM. Lens structure (elements/groups): 12/11, Aperture range (F-F): 22 - 27, Lens viewing angle, diagonal: 94°. Product color: Black. Filter size: 3.03" (77 mm), Weight: 12 oz (340 g). Magnification: 0.13x