Filters

Another first for solar astronomy, the Altair CaK 2nm Solar filter enhances finer details in the solar photosphere. Contrast is enhanced, giving improved visibility of faculae against the photosphere, and between umbral...

Altair DualBand ULTRA 3.5nm Filter 2" COMBO (Ha+OIII + SII+OIII) This combo is basically the cheat code for SHO-style nebula imaging with a color (OSC) camera. You get two separate...

Altair Astro 90mm Aperture TRIBAND D-ERF WITH COVER Comprehensive Solar Protection: Specifically designed to safeguard your telescope and solar imaging equipment from excessive heat during solar observation with Daystar Hydrogen...

The Altair 1.25" Solar Continuum filter Enhances sunspots, granulation, and fine photosphere detail. For use with Baader Solar Filter or Herschel Wedge. IMPORTANT SAFETY INFORMATION: DO NOT USE THIS FILTER...

Enhance your astrophotography with Altair SkyTech LPRO-MAX 1.25" CCD Filter. Experience improved image quality and reduced light pollution, capturing stunning celestial details. Upgrade your gear today for unforgettable stargazing adventures....

Advanced Dual-Band Filter Technology: The Altair Dual-Band ULTRA Sii/Oii is a cutting-edge narrowband filter with a tight 6nm FWHM Bandpass, designed for enhancing nebula imaging. Effective Light Pollution Suppression: Incorporates...

Advanced Dual-Band Filter Technology: The Altair Dual-Band ULTRA Sii/Oii is a cutting-edge narrowband filter with a tight 6nm FWHM Bandpass, designed for enhancing nebula imaging. Effective Light Pollution Suppression: Incorporates...

Svbony SV227 5nm Narrowband 2" Filters (Choose Band: H-Alpha, OIII, or SII) The Svbony SV227 5nm Narrowband 2" Filters are essential for astrophotographers seeking to enhance contrast and detail in...