· [ Features ] The purpose of this accessory is to restore original angle of the lens. Most of underwater cases come with a flat port, when using the camera underwater with a flat port, it loses almost 28% of the view. By attaching this fisheye port to a underwater case, it will restore the original view angle of the lens, just like when shooting on the surface.
· [ Material ] Optical glass, coating-film plastics, aluminum anodic oxide film
· [ Amplification coefficient(underwater) ] x 0.7
· [ Maximum Depth ] 60M/195FT
· [ Matched Camera ] Suitable for all Meikon and Sea frogs waterproof case with 67mm port.