The Kase Wolverine Light Pollution (Neutral Night) filters are your perfect companion for night time photography, both astrophotography and cityscape images.
The filter works by reducing the yellow sodium glow that is associated with old style street and residential lighting. It filters this light source, reducing the amount that reaches your cameras sensor.
Ultra Low Color Cast, Ultra Low Reflection
Nano Coating on Both Sides, Water & Oil Repellent
Environmental Optical Lens glass(H-K9L)
Provide 4-stop graduated light reduction