Buy mobile phone film search, in addition to look at its material, but also to understand the film's wear resistance, transparency and viscosity. Professional mobile phone film, said the protective film transmittance is the most important factor. Wear resistance: mobile phone film is used to protect the screen, so its wear resistance must be high. Especially for some handwriting input phone, the film is more important to wear resistance. In general, the higher the degree of wear of mobile phone film, the higher the smoothness. Transmittance: poor light transmittance of the mobile phone film will hurt the eyes, under normal circumstances, the phone screen itself has a very low light intensity, coated with a layer of film will increase the fatigue of the eyes. High quality mobile phone film transmittance of about 95%, while the inferior is below 80%. Easy stickiness: high quality film can ensure that the screen surface is clean, the premise is not easy to paste bubbles. More importantly, the quality of the film more than the use of electrostatic bonding, without glue, can be used repeatedly or even washing. The general quality of the film on the back of the glue, can not be repeated use, not to mention the wash.