According to the privacy filter manufacturing protocol, all kind of privacy filter are the same, during the darker environment, adjust the screen brightness, performance will be better.

Specification:
●Screen will be black when viewed from left or right at specific degree angle.
●Maintain the privacy of your screen while in a crowded area.
●Screen data is visible only to person directly in front of the monitor.
●Protects your devices against scratches and smudges.
●Magnetic function, easy put on and take off.
●0.45mm thickness compatible with cases .
●Anti-Glare coating prevents screen from glare, reflection from light and reduces eye strain.
During the busy life, whether it has felt the activity space increasingly crowded?
In public places, office, when you use the laptop, whether there are always several eyes staring at your screen, spy on your valuable privacy?
This product uses a unique technical process, 60 degrees viewing angle, only you can see the information on the screen clearly, while other people on your both sides only can see the dark screen. Can fully protect personal data, to avoid privacy leaks.
Easy to install, can be easily take off, absolute convenience to use.
● Protect Data Privacy
Provide you with no worries about the using of laptop environment
● High Definition
Front users can see the information on the screen clearly
● Eye Protection Design
Special matte surface design, effectively improve the reading comfort
● Screen Protection
Fully protect the screen from dirt and scratches, effectively prevent the accumulation of dust and dirt
● Quick and Easy to Installation
Simple installation, easy to put on and take off