- Reduces Light Pollution for Crystal Clear Night Skies
- Blocks out skyglow without changing the entire color spectrum
- Optical Glass Filter
- Double Threaded Frame Allows Filter Stacking / Hoods & Caps
- Includes Plastic Case
- Reduces Light Pollution for Crystal Clear Night Skies
- Blocks out skyglow without changing the entire color spectrum
- Optical Glass Filter
- Double Threaded Frame Allows Filter Stacking / Hoods & Caps
- Includes Plastic Case
