Canon EF 400mm f/2.8L IS II USM

Lens Reviews / Canon Lenses i Lab tested
Lens Specifications
Name Canon EF 400mm ƒ/2.8L IS II USM
Image Circle 35mm
Type Telephoto Prime
Focal Length 400mm
APS Equivalent 640mm
Max Aperture ƒ/2.8
Min Aperture ƒ/32
Diaphragm Blades 9 (rounded)
Lens Construction 16 elements in 12 groups
Diagonal Angle of View(Based on image circle) 6.2 degrees
Focus Details Inner focusing; Ultra-sonic Motor (USM), AF/PF/MF switch, Focus Preset, Range Limiter
Front Element Rotation No
Zoom System n/a
Closest Focus 1.7m / 5.6 ft.
Magnification Ratio 0.17x / 1:5.9
Filter Size 52mm Drop-in
Dimensions(Length x Diameter) 343mm x 163mm / 13.5 in. x 6.4 in.
Weight 3.9kg / 8.5 lb
Notes Image Stabilization (4-stops); Included Accessories: lens hood and hard case.
Typical Online Price US$11,000 (Avail. December 2010)