Lens Wide Angle Sigma 15mm F2.8 EX DG DIAGONAL Fisheye

Lens Wide Angle Sigma 15mm F2.8 EX DG DIAGONAL Fisheye
Specification :

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)

Full article is here : Lens - Wide Angle Sigma 15mm F2.8 EX DG DIAGONAL Fisheye

See other articles :

1. Lens Standard Sigma 18-200 F3.5-6.3 DC
2. Lens Standard Sigma 17-70mm F2.8-4.5 DC Macro
3. Lens Wide Angle Sigma 15mm F2.8 EX DG DIAGONAL Fisheye
4. Lens Sigma 105mm F2.8 EX DG Macro