Pixco 8mm F3.8 Fish-eye CCTV Lens for Micro Four Thirds Micro 4/3 M4/3 Mount MFT Camera GX8 G7 GF7 GH4 GM1 GX7 GF6 GH3 G5 This Fish-eye CCTV Lens features alloy casing with quality lens. This CCTV Camera Lens provides ultra-clear vision for your camera. This Fish-eye CCTV Lens features alloy casing with quality lens Focus to infinity .High quality lens with 8mm focal length and f/3.8 aperture, suitable for low-light applications. This lens is a 8mm lens incorporates advanced optical elements to ensure all-around sharpness and efficient light conductivity. Its iris can be manually adjusted according to available light levels.