Polarized Film 300*200mmX1, with a film scraper, two bags of dry and wet cloth alcohol bags, with packaging

SKU: KF31.074

Q
How can I detect the polarization direction and what is better to use?
Answer Question
A
The K&F CONCEPT polarizing film is a complete piece, and the horizontal and vertical directions are 0° and 90° exactly. You just need to stick the sticker and confirm the appropriate angle.