Canon EF 500mm f/4L IS II USM

Lens Reviews / Canon Lenses i Lab tested
Lens Specifications
Name Canon EF 500mm ƒ/4L IS II USM
Image Circle 35mm
Type Telephoto Prime
Focal Length 500mm
APS Equivalent 800mm
Max Aperture ƒ/4
Min Aperture ƒ/32
Diaphragm Blades 9
Lens Construction 16 elements in 12 groups; Fluorite: G2 and G4, UD Lens: None
Diagonal Angle of View(Based on image circle) 5 degrees
Focus Details Inner focusing; full-time manual focus and USM
Front Element Rotation No
Zoom System n/a
Closest Focus 3.7m / 12.14 ft.
Magnification Ratio 0.15x / 1:6.6
Filter Size 52mm Drop In
Dimensions(Length x Diameter) 383mm x 146mm / 15.1 in. x 5.7 in.
Weight 3.19kg / 7.0 lb
Notes Image Stabilization (up to 4-stops), includes new Mode 3 that activates IS only when the shutter button is fully pressed.
Typical Online Price US$10,500 (Available May 2012)