SVBONY SV220 Multi-layer Coating H-Alpha &OIII Dual Narrowband Filter for Astronomical Telescope (3nm/1.25-Inch)
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Specifications
Brand
Technical specs
Design and durability
Features:
- Multi-layer Coating Technology: Increase light transmittance, reduce light pollution, enhance target contrast, and improve image clarity.
- High Transmittance 85%: The filter hardly loses any light, images are brighter, details are clearer.
- M28.5 x 0.6 thread: It can be securely connected to most astronomical camera devices.
- High-Contrast Astrophotography: Dual narrowband passbands at H-Alpha and O-III, with 3nm bandwidth for high contrast. >85% peak transmission captures faint details. Average OD5 blocks 99.999% stray light for clean images. Ideal for Astrophotography -- Superior for capturing clear, high-contrast deep-sky images even under light-polluted skies.
- Minimal Halo Imaging: Anti-glare coating process effectively reduces halo and glare interference, ensuring the purity and delicacy of the image, especially suitable for photographing the starry sky and deep-sky celestial bodies.
- Full-Frame Compatible (only 2 inches applicable): Full-frame design ensures no vignetting, broad field of view, and accurate color reproduction. It improves image uniformity, clarity, and contrast, ideal for high-res deep-sky observations, maintaining consistent quality across the frame.
Package Included:
- 1 x Filter
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