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Altair Astro 2" DualBand 4nm Ha/Oiii with test report
$469.99
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,...
Altair Astro 2" DualBand 3.5 nm Sii/Oiii with test report
$499.99
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 Astro 2" DualBand 3.5 nm Ha/Oiii with test report
$519.99
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 Solar Herschel Wedge V2
$379.99
Unlock the full potential of solar observing with the Altair Solar Herschel Wedge V2. Safely capture mesmerizing solar views using this advanced solar filter. Perfect for astronomy enthusiasts and professionals...
Altair DualBand ULTRA 3.5nm Filter 2" COMBO
$974.99
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...