Canon EF 11-24mm f/4L USM

Lens Reviews / Canon Lenses i Lab tested
Lens Specifications
Name Canon EF 11-24mm ƒ/4L USM
Image Circle 35mm
Type Wide Zoom
Focal Length 11 - 24mm
APS Equivalent 17.6 - 38.4mm
Max Aperture ƒ/4
Min Aperture ƒ/22
Diaphragm Blades 9 (rounded)
Lens Construction 16 elements in 11 groups, including 1 Super UD, 1 UD and 4 aspherical elements
Diagonal Angle of View(Based on image circle) 126.1 to 84 degrees
Focus Details Internal with ring USM; Full time manual focus
Front Element Rotation No
Zoom System Rotary
Closest Focus 28cm / 11 in.
Magnification Ratio 0.16x / 1:6.3 (at 24mm)
Filter Size Rear insert-type
Dimensions(Length x Diameter) 132mm x 108mm / 5.2 in. x 4.3 in.
Weight 1180g / 41.6 oz.
Notes Weather resistant; Subwavelength Coating (SWC) and Air Sphere Coating (ASC); Fluorine coating on front and rear lens surfaces; Built-in lens hood.
Typical Online Price US$3,000