Opteka 6.5mm f/3.5 HD Aspherical Canon EF-S

Weight: 414 g
Brand: Opteka
Description: Bayonet mount: Canon EF-S, lens type: ultra wide-angle fisheye, focal length: fixed, for non-full frame cameras only, prime lens focal length: 6.50 mm, aperture F at min. focal length
Type: Lens
Length: 100 mm
Focal length: Permanent
Lens type: Ultra wide angle fisheye
Minimum focus distance: 0.3 m
For non-full frame cameras only: Yes
Focal length of prime lens: 65 mm
Bayonet: Canon EF-S
Aperture F at max. focal length: 3.5
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of element groups: 7
Number of elements: 10