Highly portable lens with high optical performance and lightweight
Features
* Focal length and maximum aperture: 20-35 mm 1:3.5-4.5.
* Lens construction: 12 elements in 11 groups.
* Diagonal angle of view: 94°-63°.
* Focus adjustment: Inner focusing system with USM.
* Closest focusing distance: 0.34m / 1.1ft.
* Filter size: 77mm.
Highly portable lens with high optical performance and light weight of 340g. A very practical ultra-wide-angle zoom. The large front lens group minimizes peripheral darkening, and the flare-blocking diaphragm minimizes flare. Also, with lens group 2 being the zoom group, distortion is corrected.
Canon EF 20-35mm f/3.5-4.5 USM, 12/11
Canon EF 20-35mm f/3.5-4.5 USM. Lens structure (elements/groups): 12/11, Closest focusing distance: 0.34 m, Lens viewing angle, horizontal: 84°. AF actuator: USM. Product colour: Black. Diameter: 8.35 cm, Filter size: 7.7 cm, Length: 68.9 mm. Magnification: 0.13x