The orginal LayerLens made for the GoPro 1 and 2. This LayerLens is built on the same principals as the newer LayerLens for GoPro 3, by protecting only the lens it provides a great reduction in overall weight compared with the stock GoPro case.You will be required to take out the glass lens from a GoPro case or purchase a GoPro Lens Replacement Kit separately. Assembly required. LayerLens does not obstruct the Microphone or the USB, A/V, or back extension plugs. It fits the old and new Hero2 versions of the GoPro.
This is the newest revision of LayerLens for the GoPro 3
LayerLens for the GoPro 3 & 4 camera series features a hard and anti-reflective ("AR") coated lens with an anti-smudge coating on the viewing side. AR coating is applied to both sides of the lens which ensures low external and internal lens reflections.