NiSi 46mm Natural Night Filter
SKU
6971634240138
- Reduces Light Pollution in Night Sky
- Blocks Yellow Sodium-Vapor Light
- Blocks Yellow Mercury-Vapor Light
- Blocks Yellow Light from Low CRI LEDs
- 1.5-2.8x Filter Factor, 0.6 to 1.5 Stop
- H-K9L Optical Glass Construction
- Nano Coating
- Aluminum-Alloy Filter Ring
- 46mm Front Filter Threads
- Plastic Case