Celestron Light Pollution Imaging Filter
Best optical upgrade for urban astrophotographers capturing deep space objects.
This filter is an essential upgrade for deep-sky astrophotography, effectively isolating celestial signals from urban light interference. By selectively blocking common streetlamp wavelengths, it allows for higher contrast and clearer images without sacrificing the brightness of emission nebulae.
$289.00
at
Celestron Official Website
More Light Pollution Filter options
Who it's for
- Astrophotographers shooting in suburban areas with significant artificial light
- Imaging enthusiasts seeking realistic hues in their deep-space captures
- Telescope owners looking for a reliable, easy-to-install optical accessory
Who should skip it
- Photographers using slow focal ratio telescopes or basic tracking mounts
- Urban observers living in cities with updated white LED streetlights
- Deep-sky hunters primarily focused on capturing distant star clusters and galaxies
Performance breakdown
Contrast Enhancement
Effectively suppresses urban skyglow to make faint nebulae pop against black.
Optical Clarity
Schott glass construction ensures minimal light loss and sharp, crisp images.
System Integration
Designed specifically for the RASA 8, fitting perfectly without complex adjustments.
Build Quality
Anodized aluminum housing offers a durable, secure fit for long exposures.
Coating Performance
Multi-layer anti-reflection coatings significantly reduce internal ghosting and stray light.
Verification Accuracy
Individual spectral graphs provide welcome confidence in the filter's specific performance.
Key Specs
Material
Schott B270
Glass thickness
1.9mm
Filter diameter
46mm
Clear aperture
43mm
Coatings
Dichroic, multi-layer anti-reflection
Housing
Aluminum, black anodized
Compatibility
8-inch Rowe-Ackermann Schmidt Astrograph (RASA)
Know before you buy
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