Brands
Brand / Company
Optolong
optolong.com
Users 7011
Images 77227
Class
Optolong Blue
+ 4 variants		Filter6805585
Optolong Clear Focusing
Filter29257
Optolong Clear Sky 77mm
Filter832
Optolong CLS Full Frame Clip-in
Filter1120
Optolong CLS-CCD
+ 4 variants		Filter79506
Optolong Green
+ 4 variants		Filter6745556
Optolong H-alpha 12nm
Filter2498
Optolong H-Alpha 3nm
+ 2 variants		Filter3192121
Optolong H-Alpha 7nm
+ 6 variants		Filter6154780
Optolong H-beta 25nm
+ 2 variants		Filter19
Optolong IR pass
Filter31153
Optolong L-eNhance
+ 3 variants		Filter233415939
Optolong L-eXtreme
+ 2 variants		Filter272318125
Optolong L-eXtreme F2 2"
Filter160708
Optolong L-Para 2''
Filter42117
Optolong L-Pro
+ 12 variants		Filter220417228
Optolong L-QEF 2"
Filter80482
Optolong L-Quad Enhance 2"
Filter3672462
Optolong L-Ultimate
+ 2 variants		Filter10127289
Optolong Luminance
+ 4 variants		Filter5753581
Optolong Moon & Skyglow
Filter2141
Optolong ND3.0 2"
Filter11
Optolong OIII 3nm
+ 2 variants		Filter208949
Optolong OIII 6.5nm
+ 4 variants		Filter5003155
Optolong Oxygen III 12nm
+ 3 variants		Filter726
Optolong Red
+ 4 variants		Filter7556297
Optolong SII 3nm
+ 2 variants		Filter2241026
Optolong SII 6.5nm
+ 4 variants		Filter4902535
Optolong Sulfur II 12nm
+ 3 variants		Filter611
Optolong UHC
+ 2 variants		Filter103383
Optolong UV/IR cut
+ 4 variants		Filter8947629
Optolong Venus-U
+ 2 variants		Filter23
Acquired with this brand