【Protective UV Filter】 Acts as a barrier to provide physical protection for the front element of your lens, shielding the lens from potential damage by dust, scratches, or bumps 【Premium HD Optical Glass】 The quality HD optical glass ensures superior image quality and accurately reproduces colors thanks to its outstanding optical performance 【Double Sided Multiple Coatings】 Crafted with 24 layers of Nano coatings on both sides, this UV filter reduces reflection and glare and is anti static, oil resistant, water repellent, and scratch resistant 【Ultra Slim yet Robust Frame】 Made of CNC processed, black anodized aluminum alloy, the ultra slim frame is sturdy and rust resistant and avoids vignetting with wide angle or telephoto lenses 【Compatibility】This 82mm camera filter is compatible with 82mm lenses. The thread size is marked on the front or side of your lens, next to a "ø"(diameter) symbol. Please verify the thread sizes before purchasing the filter.