Canon EF 8-15mm f/4L Fisheye USM Lens 

PRODUCT HIGHLIGHTS

EF Mount L-Series Lens
Aperture Range: f/4-22
Ultra-Low Dispersion & Aspherical Glass
180° Diagonal Angle of View
Produces Circular & Full Frame Images
Ultrasonic Autofocus Motor
Zoom Limiter Function
Subwavelength Structure Coating
Dustproof & Moisture Proof Sealing
Protective Fluorine Lens Coating

Performance
Focal Length    8 – 15mm
Comparable APS-C 1.6x Focal Length: 12.8 – 24 mm
Aperture    Maximum: f/4
Minimum: f/22
Camera Mount Type    Canon EF
Format Compatibility    35mm Film / Full-Frame Digital Sensor
Canon (APS-C)
Canon (APS-H)
Angle of View    180° – 175° 30′
Minimum Focus Distance    6.2″ (15.75 cm)
Magnification    0.34x
Maximum Reproduction Ratio    1:3
Elements/Groups    14/11
Diaphragm Blades    7
Features
Image Stabilization    No
Autofocus    Yes
Tripod Collar    No

Physical

Filter Thread    Rear:
Dimensions (DxL)    Approx. 3.09 x 3.27″ (78.5 x 83.0 mm)
Weight    1.19 lb (540 g)

Packaging Info

Package Weight    2.0 lb
Box Dimensions (LxWxH)    7.0 x 5.6 x 5.4″