Circular Natural Light Filters

11 Item(s)
Set Descending Direction
  1. NiSi 95mm Natural Night Filter (Light Pollution Filter)

    $249.00

    NiSi 95mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 95mm Front Filter Threads
    • Plastic Case
  2. NiSi 82mm Natural Night Filter (Light Pollution Filter)

    $229.00

    NiSi 82mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 82mm Front Filter Threads
    • Plastic Case
  3. NiSi 72mm Natural Night Filter (Light Pollution Filter)

    $199.00

    NiSi 72mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 72mm Front Filter Threads
    • Plastic Case
  4. NiSi 67mm Natural Night Filter (Light Pollution Filter)

    $189.00

    NiSi 67mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 67mm Front Filter Threads
    • Plastic Case
  5. NiSi 62mm Natural Night Filter (Light Pollution Filter)

    $175.00

    NiSi 62mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 62mm Front Filter Threads
    • Plastic Case
  6. NiSi 58mm Natural Night Filter (Light Pollution Filter)

    $165.00

    NiSi 58mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 58mm Front Filter Threads
    • Plastic Case
  7. NiSi 55mm Natural Night Filter (Light Pollution Filter)

    $159.00

    NiSi 55mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 55mm Front Filter Threads
    • Plastic Case
  8. NiSi 52mm Natural Night Filter (Light Pollution Filter)

    $155.00

    NiSi 52mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 52mm Front Filter Threads
    • Plastic Case
  9. NiSi 49mm Natural Night Filter (Light Pollution Filter)

    $145.00

    NiSi 49mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 49mm Front Filter Threads
    • Plastic Case
  10. NiSi 40.5mm Natural Night Filter (Light Pollution Filter)

    $135.00

    NiSi 40.5mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 40.5mm Front Filter Threads
    • Plastic Case
  11. NiSi 77mm Natural Night Filter (Light Pollution Filter)

    $219.00

    NiSi 77mm Natural Night Filter (Light Pollution Filter)

    • 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
    • 77mm Front Filter Threads
    • Plastic Case
11 Item(s)
Set Descending Direction