DescriptionProfessional polarized test for testing polarized glasses, sunglasses, etc., the pattern is a fishing pattern, the fish after the test is a silver line, not black, small and exquisite, used in glasses shop, Various optometry shops.Features- Color: Random color. - Material: Paper. - Size: Approx.6 x 40.1cm. - Wear glasses to see the beautiful pattern. - Professional polarized test for testing polarized glasses, sunglasses, etc., -The pattern is a fishing pattern, the fish after the test is a silver line, not black. - Small and exquisite, used in glasses shop, Various optometry shops. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!