Canon EF 8-15mm f/4L Fisheye USM

Canon 8-15mm fisheye zoom is that it produces a circular fisheye image at 8mm, stretching to a diagonal fisheye image at 15mm. Essentially, you get two lenses in one. SPECIFICATIONS Mount: Canon EF Full frame: Yes Autofocus: Yes Stabilization: No Lens construction: 14 elements in 11 groups Angle of view: 180-175.5 degrees Diaphragm blades: 7 Minimum aperture: f/22 Minimum focusing distance: 0.15m Maximum magnification ratio: 0.34x Filter size: Rear gel filter Dimensions: 79x83mm Weight: 540g Original Price: $1720.00