Copyrights : Fred Jabet, Alexandre Lhoest, Christian Viladrich, Simon de Visscher.
Measurements with Ocean Optics HR4000 spectrometer, résolution 0.27 nm
| UV Filters Andover 396-5 nm Astrodon UV and Johnson U Baader U Venus Baader K-line Lunt Ca K blocker |
Blue filters Andover 430-1.9 nm Astronomik B Baader B ZWO B W47 |
Hb filter Baader Hb 8.5 nm |
Green filters Astronomik G Baader G CCD ZWO green Baader continuum 540 nm "new version" Baader continuum 540 nm "old version" |
OIII filters Astronomik OIII CCD 12 nm |
Red filters Astronomik red Baader 610 nm and R CCD Clavé red and yellow ZWO red |
Ha filters Astronomik Ha CCD 12 nm Baader Ha 35 nm Baader Ha 7 nm Baader Ha 3.5 nm Baader Ha f/2 narrowband Coronado BF10 |
| IR Filters Baader 685 nm ZWO CH4 20 nm Astronomik 807 |
Polarizing filters |
Neutral density filters Baader ND 09, ND 1.8 Celestron ND 0.3, 0.6, 09 Smoked glass plate |
L and IR cut filters Baader UV IR cut & IR blocking Astronomik L |
Deep sky filters Lumicon UHC IDAS LPS P1 IDAS LPS P2 |
Sun glasses Rayban Vuarnet |
UV filters
Blue filters
Hb filter
Green filters
Red filters
Ha filters
OIII filters
IR filters
Polarizing filters
Neutral density filters
L and IR-cut filters
Deep sky filters
Sun glasses
Back to home page