Polarized Film Sheets 2 PCS 7.8x5.9in/ 20x15cm Adhesive Polarizer Linear Polarizing Filter for Screen Educational Physics

Polarization: Linear, Size: 7.8x5.9in/ 20x15cm, Thickness: 0.22mm. Polarizing film with adhesive: Both sides have protective film, one side is adhesive. Before you use it, please peel off film. Wide Application: Used for Motorcycle dashboard display, projector screen, electronic watch screen. How to use: After the polarizer is cleaned of dust, adjust the angle, cut it into the corresponding shape, and stick it on for use. Package: 2 x Polarizing film sheet. Note: Not suitable for 3d printer.