circular polarized 3d glasses IMAX style frame made of ABS and lens made of 0.28mm thickness polarized 3d lens polarized efficiency: 99.8%, transmittance: 43.5% various kinds of colors are available CE, FDA and SGS standard approved     WEN ZHOU OLU 3D EYEWEAR CO., LTD. is a professional 3d glasses manufacturer in China since 2003. We mainly produces various kinds of 3d glasses, such as paper 3d glasses, paper 3d viewer, binoculars, plastic 3d glasses and metal 3d glasses etc. Welcome to visit our factory for further cooperation.