Many readers should feel that there's always someone staring at your screen when you're using your phone on the subway, bus, or other public place. While they may not have other malicious ideas, we still don't like strangers seeing our screen content, in which case we use a privacy film to achieve this. Today, Xiaobian will introduce to you the advantages and disadvantages

Privacy Film is a micro shutter technology that prevents anyone else from viewing the screen information, it works by dimming according to the angle of viewing the screen light from the screen. It is welcomed by users all over the world because of its role in protecting privacy. Due to the uneven quality of the privacy film on the market, many monitors will have stripes after the privacy film is attached. Why is this?

Privacy film is controlled by the angle of light, which changes the wide viewing angle of the screen (such as the 175-degree viewing angle of the monitor) into a narrow Viewing angle (30 degrees); realized by the light shed structure arranged side by side, at a certain angle, the light passing through is blocked by the light shed and cannot pass through; the light shed is prepared by mixing resin and color paste through mold rolling and curing. It is gray and black; the interval of the light booth is usually 0.02-0.1mm.

At present, there is no corresponding industry standard for privacy film. The quality of privacy film on the market varies. Some merchants are greedy for profits, and the production process and technology cost The low fake privacy film is shoddy, which not only fails to achieve the privacy protection effect, but also damages the eyesight. Xiaoyi reminds you that you must do your homework when choosing, and choose a privacy film from a regular manufacturer with strong light transmission and less impact on screen brightness and color.

Effectively protect business secrets and personal privacy. No matter work, study, communication or entertainment, it makes the use of computers and mobile phones more free, it helps the company's senior business personnel, lawyers, consultants, financial personnel, etc. to avoid business losses caused by the leakage of screen information when using computers . With the laptop privacy film, you can do whatever you want in the office, on the go, in public places and in any environment. The peep film is easy to install and take out.

Mobile Privacy Film is a protective film attached to the screen of the mobile phone to prevent others from peeping. This mobile phone film uses ultra-fine shutter optical technology. Its principle is very similar to that of shutters. You can understand that the privacy film is to shrink the shutters by tens of thousands of times and stick it on the screen of the mobile phone. In this way, the person standing beside you must be at the same frontal angle as you in order to see your mobile phone screen clearly, and the meaning of privacy protection comes from this. In fact, this technology has been used in the screens of bank ATMs a long time ago. Such privacy films are also attached to many computer screens in the office.