For outdoor applications such as marine electronics, driving cars, driving motorcycles and other products, Strong sunlight is often encountered. In order to protect your eyes, you need to wear polarized glasses. Sunglasses are a kind of glass with polarizer which will interfere with the polarizer of LCD, so that the screen is seen by completely black Or color distortion .In this particular case ,we use the innovative design of C-POL material, to ensure even if you wear polarized glasses, you can see LCD displays clearly in all angles.