Canon 800mm F5.6 L IS USM

800mm F5.6 L IS USM

The EF 800mm f/5.6L IS USM super-telephoto provides huge magnification, making it suited to wildlife and sports photography, as well as specialist applications, such as surveillance. 
Key Features:
L-series construction
Four-stop Image Stabilizer with tripod detection
Fluorite, UD and super-UD lens elements
4.5kg magnesium alloy build
Super Spectra lens coatings
USM autofocus with full-time manual focus
Specifications:
Angle of view (horzntl, vertl, diagnl): 2° 35', 1° 40', 3° 5' 
Lens construction (elements/groups): 18/14 
No. of diaphragm blades: 8 
Minimum aperture: 32 
Closest focusing distance (m): 6m 
Maximum magnification (x): 0.14 
Distance information: Yes 
Image stabilizer: 4-stops 
AF actuator: Ring USM¹ 
Filter diameter (mm): 52 Drop in 
Max. diameter x length (mm): 163 x 461 
Weight (g): 4500g