The Lensbaby Circular 180+ is an attachable lens that uses the GoPro camera to take 185 degree images and videos.
The 185 degree view that this lens produces allows "tack sharp edge to edge focus" and the lens is small and detachable -- making it easy to store and travel with. The attachable lens is waterproof in up to 3 meters of water and comes with a Waterproof Mount that can be attached to the user's GoPro. The images and videos this lens produces are circular and capture a wide parameter of the surrounding nature. The lens works by being screwed over the waterproof housing on the GoPro's current camera.
This attachable lens is perfect for thrill seekers who like to capture and record their adventures in images and videos.