Filters

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...

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...

Altair Dual-Band ULTRA Oiii / Sii narrowband filter with extremely tight 4nm FWHM Bandpass. This filter is designed to be the perfect complement to the Altair 4nm Ha Oiii filter....

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...

Tele Vue Optics OIII Filters: Bandmate Series Key Features: Precision Manufacturing: Filters are crafted with strict quality control, ensuring consistent performance. German-Sourced Materials: High-quality materials from Germany guarantee durability and...