Focal Length : 20mm
Aperture - Maximum : f/1.4, Minimum : f/16.0
Camera Mount Type : Canon EF
Format Compatibility : 35mm Film / Full-Frame Digital Sensor, Canon (APS-C)
Angle of View : 94.5o
Minimum Focus Distance : 10.9" (27.69 cm)
Maximum Reproduction Ratio - 1:7.1
Elements/Groups : 15/11
Diaphragm Blades : 9, Rounded
Autofocus : Yes
Filter Thread - Front : None
Dimensions (DxL) : Approx. 3.57 x 5.11" (90.7 x 129.8 mm)
Weight : 2.09 lb (950 g)

Front Lens Cap
Rear Lens Cap
Lens Hood