Features: Baader O-III 50.4mm f/3 4nm Ultra-Highspeed-Filter – CMOS optimiert
- 50.4 mm x 3 mm Baader CMOS O-III f/3 Ultra-Highspeed Filter – Premium Grade
- 4 nm FWHM, recommended for fast optical systems from f/3.4 to f/2.3
- Specially designed for the special filter requirements when used with fast f/3 optics
- 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
Specifications: Baader O-III 50.4mm f/3 4nm Ultra-Highspeed-Filter – CMOS optimiert
- Manufacturer: Baader Planetarium
- SKU (#): 2961429
- EAN CODE: 4047825047861
- Suitable F/RATIO: f/3.4 to f/2.3
- Transmission range: O-III
- Filter thickness (WITHOUT CELL): 3 mm
- HBW (HALFBANDWIDTH): 4 nm
- CWL (CENTRAL WAVELENGTH): 500,7 nm
- AR-Coating: Reflex-Blocker™ hard coated, planeoptically polished
- Special features: CMOS-optimiert mit Life-Coat™
- Filter Size: 50.4 mm
- Filter usage: CMOS, CCD, O-III
- Type: f/3 Ultra-Highspeed
- Weight:- 90 grams
Kit content
Baader O-III 50.4mm f/3 4nm Ultra-Highspeed-Filter – CMOS optimiert
Lens cleaning cloth
Filter box
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