Top Pick
ZWO
ZWO 1.25" H-Alpha 7nm Narrowband Filter
Best specialized filter for capturing detailed deep sky astrophotography.
Designed for astrophotography, this filter captures nebulae with enhanced contrast and detail. It effectively passes light at the 656nm wavelength with a transmission rate of up to 80%. Ideal for use in light-polluted areas, it helps to reduce orange glow and boost the visibility of celestial objects. The 1.25" size and threaded housing ensure compatibility with a variety of filter wheels.
$149.00
In Stock at Telescopes.net
More H-alpha Filter Options
Owner Satisfaction
4.7
/ 5
Category Rank
82
/ 1292
#82 in Lens Filters
Price vs Category Average
-22%
Below average
FWHM
7
/ nm
Who it's for
- Astrophotographers seeking high-contrast nebular images
- Urban and suburban imagers fighting skyglow
- Deep-sky enthusiasts desiring detailed nebular features
Who should skip it
- Newcomers expecting immediate full-color results
- Imagers with limited patience or tracking precision
- Astrophotographers needing a versatile, general-purpose filter
Key Specs
FWHM
7nm
Thickness
1.9mm
Transmission
80%
Shape
Round
Mounting
Screw-in
Compatibility
1.25 inch threaded
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Ask Hayley anything about this product before you decide.
Ready to buy?
$149
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