NGC6960 - First Light STC Astro Duo Narrowband Filter ( lfhenry ) - AstroBin
AstroPixelProcessor on Twitter: "Astro Pixel Processor 1.068 has been released ;-) - Special Debayer Algoritmes for Dual Narrowband Filters like the STC Astro Duo & OPT TRIAD Tri-Band Narrowband filters https://t.co/PwXUpkOiuY #Astrophotography #
Astro Duo-Narrowband (Duo-NB) Filter - STC Optics
Benefits of Duo-Narrowband Filter - TheSkySearchers.com