Specification: Polarization: Linear,Greater than 99.9% Size: 20x15cm Thickness:0.22mm Feature: Polarizing film have protective film on both sides, before you use it, you have to peel a protective film off the front and back. Educational Application: Work great for class projects to demonstrate the effects of polarization in a very affordable way. Physical Experiment: Linear Polarizing sheets are used in experiments relating to birefringence, light scattering, polarized light experiments, light reflection. Photography Filter: Use to reduce the glare caused by smooth surfaces such as glass, water, paper, and certain metallic objects. Package content: 3 x Polarizing film sheet

Package: 3 x Polarizing film sheet. Photography Filter: Use to reduce the glare caused by smooth surfaces such as glass, water, paper, and certain metallic objects. Physical Experiment: Linear Polarizing sheets are used in experiments relating to birefringence, light scattering, polarized light experiments, light reflection. Educational Application: Work great for class projects to demonstrate the effects of polarization in a very affordable way. 7.8x5.9in/ 20x15cm Polarizing film: Both sides have protective film, before you use it, you have to peel a protective film off the front and back.

Water Resistance Level: Not Water Resistant. Photo Filter Effect Type: Polarizer. Photo Filter Thread Size: 150 Millimeters. Material: Paper,Glass. Brand: RENIAN. Manufacturer: RENIAN. Date First Available: December 2, 2020. Best Sellers Rank: #32 in Camera Lens Polarizing Filters. Customer Reviews: 4.3 out of 5 stars 103 ratings 4.3 out of 5 stars. : B08XWDJ4GM. Item Weight: 2.08 ounces. Package Dimensions: 9.09 x 7.01 x 0.35 inches.