Apexel 17x Optical Zoom Aluminum Telephoto Telescope Phone Camera Lens + High-end Tripod + Case for Samsung Galaxy S4 S5 S6 17x magnifier zoom manual focus telephoto camera phone lens Aluminum cased telescope lens with micro manual focus adjustment Assures a higher refractive index, resulting in truer colors and higher resolution Universal 1/4 screw high-end tripod with strong stability is included Attach the lens directly to the back case - no need for damaging adhesives. Easy to install, you can take photo with your devices at any time