The special built-in microlouver protects the screen from peeks from the sides.
It greatly reduces glare of external light and lightings and prevents mirror-like reflections.
Visibility is improved by increasing the contrast for more bold and clear letters and images.
Since it uses a material with high surface hardness, it scratches hardly and protects the screen firmly. Also protect the screen from sebum dirt and dust you care about.
The filter is a tag tape type that can be easily attached, removed and reattached.