NiSi 82mm Pro Nano Air Protection Camera Lens Filter with Light TransmissionThe NiSi Air Protector is designed for photographers and filmmakers who need uncompromising protection without compromising image quality. Built to the same exacting optical standards as NiSi's renowned filters, the Air Protector preserves your lenss native performance while adding a dependable layer of defense against the elements. True Optical Transparency 99. 8% Light Transmission With an impressive 99. 8% light transmittance, the Air Protector