Altair Astro

Keep your colour balance as close to real-world as possible, whilst addressing as much light pollution as possible, with no sacrifice in OD blocking, nor in transmission! Altair TRI-RGB is...

Capture breathtaking views of nebulae with the Altair Dual-Band 4.5nm CERTIFIED CMOS Nebula Filter. This 2" filter is designed to enhance your astrophotography by isolating specific wavelengths emitted by nebulae,...

Unlock the full potential of your astronomical imaging with the Altair 2" QuadBand V2 CMOS Optimised Filter. Designed to enhance your astrophotography experience, this high-performance filter delivers unparalleled versatility and...

Altair 3.5nm DualBand SII–OIII ULTRA Filter (with Individual Spectrographic Test Report) Push through city glow and bright Moon with ultra-narrow 3.5 nm FWHM passbands that isolate SII 671.6 nm and...

Altair 3.5nm DualBand Ha-OIII ULTRA Filter (with Individual Spectrographic Test Report) Beat city glow and moonlight: ultra-narrow 3.5nm FWHM windows isolate H-alpha (656.3 nm) and OIII (500.7 nm) so emission...

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 a prefilter such as the Baader Solar Film filters or Herschel Wedge. Version 3 coating...

Altair Astro 115mm Aperture TRIBAND D-ERF (120mm Filter with Housing Cell) Comprehensive Solar Protection: Specifically designed to safeguard your telescope and solar imaging equipment from excessive heat during solar observation...

Altair 115mm Aperture Hydrogen Alpha D-ERF Solar Filter Advanced Solar Protection: The Altair Dichroic Solar Energy Rejection Filter (D-ERF) is designed to protect telescopes and solar imaging equipment from excessive...

Altair Astro 160mm TRIBAND D-ERF Solar Energy Rejection Filter Advanced Solar Protection: Designed to protect telescopes and solar imaging equipment from excessive heat build-up, specifically when using Daystar Hydrogen Alpha...

Discover the wonders of the cosmos with Altair ULTRA 3nm Sii Narrowband Filter 2" CERTIFIED. Enhance your astrophotography with precision and clarity, capturing stunning Sulfur II emission nebulae. Elevate your...