Canon 2509A010AA

Product guide for Canon EF 20mm f/2.8 USM Wide Angle Lens for Canon SLR Cameras. 20mm wide angle lens for Canon cameras Floating system; Canon 2509A010AA inner focusing; full-time manual focus 20mm focal length ... Learn more »

Canon 2509A010AA Review: Canon EF 20mm f/2.8 USM Wide Angle Lens for Canon SLR Cameras. I've used this lens both on 1.6x crop (Digital Rebel XT) and full frame (5D and EOS 3) cameras.On the 1.6x crop, the 20mm focal length looks like 32mm. I personally find that to be a wonderful focal length for general purpose use, and the f2.8 is acceptably fast for some indoor / low-light situations.On full-frame, the lens is amazingly wide, and can be challenging to frame an interesting picture. Nevertheless, sometimes you need the lens to be that wide, so it's great to have. On the ... Read more »

20 mm / F 2,8 EF USM Canon Price: Check price »