Collection: Optolong

Optolong L-eNhance Clip Filter for Canon EOS APS-C

Optolong L-eNhance Filter - 1.25"

Optolong L-eNhance Filter - 2"

Optolong L-eXtreme Dual 7nm Ha/OIII Narrowband Filter - 2"

Optolong L-eXtreme Dual Band Filter - 1.25"

Optolong L-eXtreme F2 7nm Dual Band Filter for Fast Optics - 2"

Optolong L-Pro Filter - 1.25"

Optolong L-Pro Filter - 2"

Optolong L-Pro Filter - 77 mm

Optolong 2" L-Quad Enhance Broadband Filter - LQUAD2

Optolong 3nm L-Ultimate Filter - 2"

Optolong 3nm SHO S-II/H-Alpha/O-III Filters - 2"

Optolong H-Alpha 7nm Imaging Filter - 1.25" - HA-7-125

Optolong L-eXtreme F2 7nm Dual Band Filter for Fast Optics - 2" (OPEN BOX)

Optolong L-Pro Clip Filter for Canon 5D/5D Mark II/III & 6D FF Cameras

Optolong L-Pro Clip Filter for Canon EOS APS-C

Optolong L-Pro Clip Filter for Nikon Full Frame Cameras

Optolong L-Pro Clip Filter for Sony Full Frame Cameras

Optolong L-Synergy Dual SII/OIII 7nm Narrowband Filter - 2" - L-SYNERGY

Optolong L1 Dual Combo Set with L-Quad & L-Para 2" Filters - L1SET-2

Optolong L2 Duo Combo - L-Synergy & L-eXtreme Duo Narrowband Filters - 2" - L2-DUAL-COMBO