• Polarized sunglasses: effectively block UV rays and reduce light intensity, and can also block and reflect glare.

  • Non-polarized sunglasses: The light intensity is low and cannot effectively block the reflection of bright surfaces and surrounding glare

  • How to distinguish polarized and non-polarized lenses?

      1. Hold the product horizontally at 90° to see if the lens changes significantly.  Polarized lenses will change color, while non-polarized lenses will remai unchanged.

      2. Hold the sunglasses against the phone to see if there is a dazzling color.   Polarized lenses will change color, while non-polarized lenses will remai unchanged.