Canon EF 20mm f/2.8 USM - If you can imagine it, you can make it reality with Canon’s extensive range of EF (extended focus) lenses. Each one is designed to maximise the performance of our SLR cameras, enabling you to create outstanding results on film quickly, quietly and easily.
Fixed focal length lenses generally offer a wider maximum aperture than zoom lenses. From ultra-wide angle lenses ideal for indoor shooting to long telephoto lenses extensively used for wildlife, sports and news photography Canon has the fixed focal length lens to suit you.
Lens construction: 11 elements in 9 grps
Diagonal angle of view: 94°
Focus adjustment: Rear focusing system with USM
Closest focusing distance: 0.25m / 0.8ft
Ultra-wide-angle lens for serious applications. Floating rear focusing system. Sharp images are obtained at all subject distances.