Features: Easily test your Sunglass' polarization with this portable card! Wear polarized Sunglass to see the test card; you will see the pattern This is the most convenient and fast way to judge whether the polarized Sunglass is authentic Take it and distinguish the real polarizer This polarized Sunglass tester is essential for anyone who values eye health and style. Specifications: Component: Plastic Dimension: app.6cmx4cm/2.36''x1.57'' Main Color: Blue Quantity: 1 Pc Package Includes: 1 x Polarized Test Card note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.
