Steps to Test UV Protection in Glasses Using a Mobile Phone

Sunglasses often come with labels claiming they provide UV protection or feature polarized lenses. However, these labels are not always reliable. If you want to check whether your sunglasses are truly polarized, there is a simple test you can **Testing polarized glasses using a mobile phone**.

By following a few easy steps, you can quickly determine whether your sunglasses have polarized lenses without the need for any specialized equipment.