ZWO LRGB Filter
Best unmounted filter set for serious deep-sky astrophotographers.
These unmounted filters are the gold standard for serious deep-sky imagers who demand high-transmission clarity. You trade the convenience of pre-mounted glass for a streamlined, professional setup that integrates perfectly into your existing filter wheel.
$148.00
at
Us
Who it's for
- Astrophotographers seeking crisp, ghost-free long exposure images
- Editors wanting streamlined color balancing and faster post-processing
- Users with large-format sensors needing to eliminate edge vignetting
Who should skip it
- Budget-conscious hobbyists just starting their astrophotography journey
- Photographers uncomfortable handling fragile, unmounted optical glass
- Beginners avoiding the complexity of monochrome cameras and filter wheels
Performance breakdown
Light Transmission
High-efficiency coatings ensure maximum signal capture for faint deep-sky objects.
Spectral Precision
Sharp bandpass transitions effectively minimize light pollution and unwanted color bleeding.
IR Suppression
Integrated IR cut-off delivers crisp, star-focused images without bloated halos.
Build Consistency
Uniform 2mm thickness ensures parfocality across all four filter channels.
System Compatibility
Standard 36mm unmounted profile fits seamlessly into most modern filter wheels.
Color Balance
Well-calibrated spectral response simplifies post-processing for natural-looking celestial color.
Key Specs
Filter Type
LRGB Color
Size
36mm diameter
Thickness
2mm
Number of Pieces
4
Transmission
>92% at passband
Infrared wavelength cut-off
700-1100 nm
Coating
Multi-layer anti-reflection
Optical polish
1/4 wavefront
Material
Glass
Warranty
2-year free warranty service
Know before you buy
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