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Astromania 1.25" Narrowband NBPF Hydrogen-a 12nm Filter - deep Sky Photos in H-Alpha Light
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US$47.99 cheaper than the new price!!
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Used US$32.00
Product details
| Management number | 208573349 | Release Date | 2026/03/22 | List Price | US$32.00 | Model Number | 208573349 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- The Astromania H-aplha cut-off filter enhances the contrast between object and sky; allowing you to take good quality images even under urban skies
- Young stars embedded in the bright red of a nebula - an H-alpha filter is the expert if you want to capture hydrogen nebulae in all their glory
- Allowing 12nm bandwidth of light centered on a wavelength of 656nm to pass through; 90% transmission at H-alpha line 656nm - whether under dark skies or under the sky glow of a city; that means the filter also blocks the infamous stray light and light from mercury and sodium vapour lamps
- Astrophotography under a light-polluted night sky can be difficult; the solution is an H-alpha filter; the Astromania H-alpha cut-off filter works to filter out a large part of this light pollution
- Metal filter cell threads directly into the 1.25-inch barrel of your telescope eyepiece; mounted in a nicely anodized housing
| Item Weight | 0.5 ounces |
|---|---|
| Manufacturer | Astromania |
| Item model number | SKU_AM_HF21X |
| Product Dimensions | 2.79 x 2.74 x 0.56 inches |
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