Features: Baader O-III 65x65mm f/3 (4nm) Ultra Highspeed Filter – CMOS-optimiert
- 65 x 65 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 opticsFor 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 65x65mm f/3 (4nm) Ultra Highspeed Filter – CMOS-optimiert
- Manufacturer: Baader Planetarium
- SKU (#): 2961431
- EAN CODE: 4047825047885
- Suitable FOR 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: 65 x 65 mm
- Filter usage: CMOS, CCD, O-III
- Filter Mounted: Unmounted
- Type of Filter: f/3 Ultra-Highspeed
- Weight: 110 grams
Kit content
Baader O-III 65x65mm f/3 (4nm) Ultra Highspeed Filter
Lens cleaning cloth
User guide
Filter box