VIEWING FILTER The viewing filter works just like an ND filter to protect your eyes by reducing the amount of light to help you determine the position of the lights or sun. NiSi Viewing filters are made of aviation grade aluminum with optical glass. Silicone eye cup is designed to prevent light leaks.
V-ND VIEWING FILTER Made of 2 to 6 stops variable ND High Transmittance Observe general brightness of light and eliminate polarized light
STOPS IRND VIEWING FILTER 10 Made of 10 Stops IRND Nano Coating Technology Stop UV and IR light while reducing visible light