ZWO LRGB Filter
Best optical filters for advanced astrophotography enthusiasts.
Achieve excellent color separation and high transmission for your astrophotography with this set of four 2" LRGB filters. Designed to minimize light pollution and reflections, they ensure clear, detailed images. Their parfocal nature and precise construction make them a reliable choice for capturing celestial objects.
$148.00
at
Usa
More LRGB Filter Set options
Who it's for
- Astrophotographers seeking superior image clarity and color fidelity.
- Deep-sky imagers aiming for scientific-grade color accuracy.
- Astrophotographers with existing 2-inch filter wheels or larger sensors.
Who should skip it
- Beginners or hobbyists with limited budgets.
- Astrophotographers currently using one-shot color cameras.
- Novice astrophotographers or those preferring simpler imaging workflows.
Performance breakdown
Color Balancing
The 1:1:1 weighting delivers natural, true-to-life hues for complex celestial targets.
Optical Clarity
High transmittance and precise passbands ensure sharp, high-contrast image data.
Workflow Efficiency
Parfocal design eliminates the need for constant refocusing between filter changes.
Light Pollution Suppression
Effectively isolates nebulae emissions while cutting through unwanted urban sky glow.
Build Quality
Multi-layer coatings and robust construction provide long-term durability for outdoor use.
Integration Ease
Integrated infrared blocking simplifies your imaging train by removing extra hardware.
Key Specs
Filter Size
50.8mm (2 inches)
Thickness
5mm + 2.5mm thread
Thread
M48x0.75
Transmission
92% at passband
Infrared wavelength cut-off
700-1100nm
Wavefront accuracy
1/4
Parfocal thickness
1.9+/-0.03 mm
Optical thickness
1.85mm
Know before you buy
Still have a question?
Ask Metto anything about the ZWO LRGB Filter before you decide.
