Canon EF 35mm f/1.4L USM Wide-Angle Autofocus Lens
The superior-quality Canon EF 35mm f/1.4L USM Wide-Angle Autofocus Lens features a brilliant maximum aperture of f/1.4, the largest in its class, along with the superior natural image quality of Canon L-series lenses. An advanced floating mechanism and a ground and polished aspherical lens element achieve extremely sharp, distortion free pictures from infinity to its closest shooting distance of 1.0'/0.3 m. With ring USM-powered rear focus, autofocus is stealthy and swift. A wide focusing ring provides comfortable manual focus, and the filter ring remains stationary for ease of use with polarizers and other special effects filters.

Canon EF 35mm f/1.4L USM Wide-Angle Autofocus Lens
Performance
Focal Length - 35 mm
Aperture Maximum: f/1.4
Minimum: f/22
Camera Mount Type - Canon EF
Format Compatibility - 35mm Film / Full-Frame Digital Sensor
Canon (APS-C)
Angle of View - 63 Degrees
Minimum Focus Distance - 1.0' (30 cm)
Magnification - 0.18x
Maximum Reproduction Ratio - 1:5.5
Groups/Elements - 9/11
Diaphragm Blades - 8

Features
Image Stabilization - No
Autofocus - Yes
Tripod Collar - No

Physical
Filter Thread - 72 mm
Dimensions (DxL) - Approx. 3.1 x 3.4" (7.87 x 8.64 cm)
Weight - 1.28 lb (.58 kg)