Great News to Fuji, Olympus and Pentax Users! STC Astro-Multispectra Clip Filter Is Now Available for You! - Vendor and Group Announcements - Cloudy Nights
Astrophotography Clip Filter Series for Nikon APS-C - STC Optics
STC Astro-Multispectra Clip Filter-Rainbow Store Camera
STC Filters Multispectra Clip-Filter Nikon APS-C
Astrophotography Clip Filter Series for Canon APS-C and BMPCC 6K and 6 - STC Optics
STC expands Clip Filter series with new Panasonic Lumix M43 ND and IR filters: Digital Photography Review