(Ultra-) Narrowband / Highspeed
CMOS-optimierte H-alpha, O III, S II Schmalband-Filter in vier Filterkategorien
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From: € 149.00 Price excl. German VAT tax (19%): € 125.21
- Baader H-alpha f/2 Highspeed Filter – Precision Grade
- 6.5 nm FWHM, recommended for extremely fast optical systems from f/3.4 and faster
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
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From: € 275.00 Price excl. German VAT tax (19%): € 231.09
- Baader H-alpha f/2 Ultra-Highspeed Filter – Premium Grade
- 3.5 nm FWHM (to harmonize the exposure time with O-III / S-II), recommended for extremely fast optical systems from < f/2.3
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- For highest contrast even at strongest light pollution, minimizes star size, emphasizes finest nebula detail – indispensable under Bortle 9/8/7/(6) skies
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
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From: € 148.00 Price excl. German VAT tax (19%): € 124.37
- Baader O-III f/2 Highspeed Filter – Precision Grade
- 6.5 nm FWHM, recommended for extremely fast optical systems from f/3.4 and faster
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
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From: € 252.00 Price excl. German VAT tax (19%): € 211.76
- Baader O-III f/2 Ultra-Highspeed Filter – Premium Grade
- 4 nm FWHM, recommended for extremely fast optical systems from < f/2.3
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- For highest contrast even at strongest light pollution, minimizes star size, emphasizes finest nebula detail – indispensable under Bortle 9/8/7/(6) skies
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
-
From: € 147.00 Price excl. German VAT tax (19%): € 123.53
- Baader S-II f/2 Highspeed Filter – Precision Grade
- 6.5 nm FWHM, recommended for extremely fast optical systems from f/3.4 and faster
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies
-
From: € 249.00 Price excl. German VAT tax (19%): € 209.24
- Baader S-II f/2 Ultra-Highspeed Filter – Premium Grade
- 4 nm FWHM, recommended for extremely fast optical systems from < f/2.3
- Specially designed for the special filter requirements when used with extremely fast f/2 optics like the Celestron RASA astrographs
- For highest contrast even at strongest light pollution, minimizes star size, emphasizes finest nebula detail – indispensable under Bortle 9/8/7/(6) skies
- Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
- Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies