The polarizer film does not need to be replaced each ,Unless the polarizer film has scratches; | If you are a Beginner, it is recommended to use a professional Polarizer remover machine and film laminating machine to replace the polarizer film. | Good quality Linear polarizer film for 3D glasses/Mirror/Magic show /projector | It is an important part to help display the image,which is widely applied in any field. | High polarized efficiency, high transmittance
1. VHF / UHF operating frequency. | 4. Humanized design, small and light, easy to carry. | 2. Adjustable output level, adjustable audio and video output level. | 3. The output channel is and AV input, support NTSC and PAL TV format output. | 5. No need to install the driver, easy to install, plug and .