The Specs

Physical Specifications
Length 2.6 in
Dimensions 2.56" Length x 2.89" Diameter
Diameter 2.9 in
Weight 13.05 oz
Other Features
Included Components 15mm f/2.8 Fisheye LensGelatin Filter Holder
Warranty
Warranty Information 1 Year Limited Warranty
More Info
URL http://www.sigma-photo.com
Additional Specifications
Maximum Aperture 2.8 1/f
Brand Name Sigma
Digital Format Yes
Minimum Aperture 22 1/f
Lens Construction 7 Elements in 6 Groups
normalized-Weight 13
Frequency Band This lens is supplied with a gelatin filter holder at the rear, allowing the use of gelatin filters.
Angle of View 180?
Optics
Maximum Angle of View 180
Min Focus Distance 5.9 in
Min Focal Length 15 mm
Quick Glance
Lens Type Fisheye
Max Aperture f/ 2.8
Compatible Camera Mount SIGMA CANON NIKON (D) SONY MINOLTA PENTAX
Max Focal Length 15 mm
Min Aperture f/ 22

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