Sigma 15mm F2.8 EX DG DIAGONAL Fisheye for Nikon SLR Cameras + 128GB Memory

The Sigma 15mm F2.8 EX DG Diagonal Fisheye from Sigma Corporation of America

This digitally optimized diagonal fisheye lens is equipped with a new multi-layer coating technology that reduces both flare and ghosting. By taking advantage of both the distortion aberration, specific to fisheye lenses and the minimum shooting distance of 15 cm (5.9 inches), the photographer can shoot creative images.

Specifications:

• Lens Construction: 7 Elements in 6 Groups
• Angle of View: 180 degrees
• Number of Diaphragm Blades: 7 Blades
• Minimum Aperture: F22
• Minimum Focusing Distance: 15cm/5.9 in.
• Maximum Magnification: 1:3.8
• Filter Size: Rear (Gelatin filter) 
• Dimensions: Diameter 73.5mm X Length 65mm, 2.9 in. X 2.6 in.
• Weight: 370g/13.0 oz. 
• Mount: NIKON (D)