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Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 1¼" - CMOS optimized

Ø 1.25" x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 2" - CMOS optimized

Ø 2" x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 31 mm - CMOS optimized

Ø 31 mm x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 36 mm - CMOS optimized

Ø 36 mm x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 50.4 mm - CMOS optimized

Ø 50.4 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 50x50 mm - CMOS optimized

Ø 50 x 50 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader O-III 6.5nm Narrowband f/2 Highspeed Filter 65x65 mm - CMOS optimized

Ø 65 x 65 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 1¼" - CMOS optimized

Ø 1.25" x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 2" - CMOS optimized

Ø 2" x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 31 mm - CMOS optimized

Ø 31 mm x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 36 mm - CMOS optimized

Ø 36 mm x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 50.4 mm - CMOS optimized

Ø 50.4 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 50x50 mm - CMOS optimized

Ø 50 x 50 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader S-II 6.5nm Narrowband f/2 Highspeed Filter 65x65 mm - CMOS optimized

Ø 65 x 65 mm x 3 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special...

Baader H-alpha / O-III / S-II 6.5nm Narrowband f/2 Highspeed Filter-Set 1¼" - CMOS optimized

Ø 1¼" x 2 mm 6.5 nm FWHM Recommended for extremely fast optical systems from f/3.4 and faster Specially designed for the special filter...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 65 x 65 mm - CMOS optimized

Ø 65 x 65 mm x 3 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 50 x 50 mm - CMOS optimized

Ø 50 x 50 mm x 3 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 50.4 mm - CMOS optimized

Ø 50.4 mm x 3 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended for...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 36 mm - CMOS optimized

Ø 36 mm x 2 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 31 mm - CMOS optimized

Ø 31 mm x 2 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 2" - CMOS optimized

Ø 2" x 2 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended for...

Baader 3.5 nm H-alpha / 4 nm O-III / 4 nm S-II Ultra-Narrowband Filter-Set 1¼" - CMOS optimized

Ø 1¼" x 2 mm 3.5 nm FWHM: H-alpha (to harmonize the exposure time from H-alpha with O-III / S-II) 4 nm FWHM: O-III, S-II Recommended for...