SVBONY SV220 Telescope Filter, H-Alpha & OIII, 3nm Dual-Band 1.25" Nebula Filter, Cut-Off Depth OD5, Minimal Halo Coating Design, Peak Transmittance 85%, for Deep-Sky Objects Astrophotography
Product details
| Management number | 224741793 | Release Date | 2026/05/09 | List Price | US$56.00 | Model Number | 224741793 | ||
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- Average OD5: SV220 3nm Dual-Narrowband Filter offers a wide cutoff range of 300-1050nm; its transmittance is as low as 0.001%; effectively suppressing stray light and light pollution; improving signal-to-noise ratio for more detailed images
- Minimal halo coating design: the 3nm H-Alpha and O-III Narrowband Filter features a minimal halo coating that reduces glare; ensuring sharp; detailed imaging of celestial objects with enhanced contrast; color accuracy; and reduced light pollution
- 85%+ transmission rate: the SV220 3nm H-Alpha and O-III Narrowband Filter offers high contrast and detailed imaging; enabling fast capture of deep-sky objects even in heavily light-polluted cities
- FWHM: the SV220 3nm Dual-Narrowband Filter's narrow bandwidth of 3±1nm can effectively filter out most of the background stray light; making the details of the target celestial object clearer
- Broad spectral coverage: the telescope filter's cutoff wavelength range of 300-1050nm covers a broad spectral region from ultraviolet light (300nm) to near-infrared light (1050nm); making it suitable for observing a variety of celestial objects
| ASIN | B0FP1J14G1 |
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| Item Weight | 0.247 ounces |
| Manufacturer | SVBONY |
| Item model number | FW9198A |
| Package Dimensions | 3.07 x 3.07 x 1.1 inches |
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