3M for LCD screens 21.5" 16:9, black

This screen filter provides privacy from bystanders and other nearby individuals. The image on your device's display is filtered through a patented micro-slit technology and directed only directly in front of the screen, withing only a 45° angle. No stranger's eyes will ever be able to read your private or sensitive information. In addition, the filter also prevents smudges and fingerprints. Installing the filter is very easy, just like removing it if you want to share information. It is a great tool for usein public areas or anywhere else you need to keep the information on your screen secret.

Parameters and Specifications:

Suitable for:
display screen size 21.5" (16:9)

Properties:
reduces the viewing angle of the screen
protects against scratches, smudges, and fingerprints
permanently attached even when the laptop is closed