Fangrui Product Details 1. Waterproof Pressure 60 Meters, The Shell Comes With A Cold Shoe Port To Support The Expansion Of Fill Lights And Microphone Equipment 2. High Transparency: Optical Tempered Glass Lenses Have Excellent Light Transmittance, With A Transmittance Of Nearly , Which Can Make The Pictures Clear And Bright. 3. Strengthened Hardness: Through Surface Hardening (as) Treatment, The Hardness Of The Product Is Improved, Reducing The Impact Of Scratches And Collisions On The Lens. 4. Anti-reflective Coating: Anti-reflective (ar) Coating Is Applied To Effectively Reduce Reflection And Diffuse Reflection, Improve Transparency And Picture Clarity, And Reduce Light Loss. 5. Light And Thin Design: Ultra-thin Design, Light And Easy To Carry. 6 Durability: After Rigorous Testing, Optical Tempered Glass Lenses Have Good Durability And Can Be Used For A Long Time Without Failure. 7 Versatility: Optical Tempered Glass Lenses Not Only Provide Protection, But Also Have Dust-proof, Anti-fingerprint And Anti-scratch Function