Sigma 8mm f/3.5 EX DG Circular Fisheye

Lens Reviews / Sigma Lenses i Not yet tested
Lens Specifications
Name Sigma 8mm f/3.5 EX DG Circular Fisheye
Image Circle 35mm
Type Fisheye Prime
Focal Length 8mm
APS Equivalent 1.5x: 12mm; 1.6x: 12.8mm
Max Aperture f/3.5
Min Aperture f/22
Diaphragm Blades 6
Lens Construction 11 Elements in 6 Groups, with 1 SLD element
Diagonal Angle of View(Based on image circle) 180 degrees
Focus Details
Front Element Rotation ?
Zoom System n/a
Closest Focus 13.5cm / 5.3 in.
Magnification Ratio 0.22x / 1:4.6
Filter Size Rear (Gelatin Filter)
Dimensions(Length x Diameter) 68.6mm x 73.5mm / 2.7 in. x 2.9 in.
Weight 400g / 14 oz
Notes Available AF Mounts: Sigma, Canon, Nikon, (Pentax and Sony TBD); Included Accessories: Gelatin Filter Holder, Padded Case
Typical Online Price US$900