SPCC with Antlia ALP-T Sii and Hb filter

North America/Pelican Nebula 4 Panel Mosaic SHOHb : r/astrophotography

Antlia ALP-T Dual Band Highspeed SII/H-beta 2 5nm Mounted Filter

North America/Pelican Nebula 4 Panel Mosaic SHOHb : r/astrophotography

OSC NB filter - Discussions - Cameras - Stargazers Lounge

HOO or SHO? Using the Antlia Hb-SII Dual Band Filter for OSC Cameras

Antlia ALP-T Dual Band 5nm SII&H-beta Filter - ANTLIA ASTRONOMY FILTER

Antlia ALP-T Dual Band 5nm SII&Hb Filter - Astronomy Plus

Antlia ALP-T Dualband 5nm SII & H-Beta Filter - 2

Antlia ALP-T Dualband 5nm Ha/OIII and SII/Hb Filter Set - 2 — David Astro

Single Frames with LP, Antlia ALP-T Ha/OIII, Antlia ALP-T SII/Hb on M16 from ASI2600MC - Beginning Deep Sky Imaging - Cloudy Nights

Antlia ALP-T Dual Narrowband OIII (5nm) & H-a (5nm) Filter for f/3.6 & Slower Telescopes - 2 Mounted