Excerpt: This is a great lens, but I was disappointed to find that when the lens is set to 8mm on a canon 6D full frame, it doesn't fill the entire frame. There is a circle in the middle of the image. Either way, this lens is great.
Pros: Consistent Output, Fast / accurate auto-focus
Excerpt: If you are looking for a sharp ultra wife angle lens for specialty shots, then look no further. This is a great lens whether you are shooting in tight spaces, want to show a large vista, or get a little creative with the fish eye. Highly recommended!
Excerpt: I have no gripes about the lens, itself, as I enjoy using it. My only complaint is about the lens cap. It is extremely poorly designed and it will fall off when least expected. How Canon has not been able to come up with a better design is beyond me.
Pros: Consistent Output, Fast / accurate auto-focus, Lightweight
Cons: Lens Cap Easily Falls Off, Poorly Designed Lens Cap
Summary: The Canon fisheye 8-15mm f/4 lens is nicely made, takes sharp photos, and gives your images a unique perspective. Without its large lens hood and cap attached, the 8-15 is a very compact lens. In fact, it’s not that much larger than the 50mm f/1.4 prime.
Excerpt: As has been mentioned many time before, the flimsy lens cap is the only negative of this fine lens. I would have given it a 5 star rating but considering that the front element protrudes in front of the lens barrel, having a good lens cap is essential, in order to protect it from scratchs which...
Pros: Consistent Output, Easily Interchangeable, Exceptional Angle Of View, Fast / accurate auto-focus, Lightweight, Strong Construction