This is the Canon EF 8-15mm f/4L Fisheye USM:
Sample Photos
Full-resolution test images at Impress, taken with a Canon 5D Mark II.
Resources
Official Canon 8-15mm F4/L Fisheye USM page at Canon USA.
Related
Canon Lenses – Main page
Links to Digital Camera, Photography and Accessories Reviews, Tips, Tricks, News, How-To's, Tutorials
This is the Canon EF 8-15mm f/4L Fisheye USM:
Full-resolution test images at Impress, taken with a Canon 5D Mark II.
Official Canon 8-15mm F4/L Fisheye USM page at Canon USA.
Canon Lenses – Main page