Description
Highlights
- 50.4 mm x 3 mm Baader SLOAN-u' Bandpass Filter, suitable from f/15 to f/1.8
- SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specification
- Manufactured with most advanced ion beam coating technology / Daylight-Proof
- 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
- Equally suitable for modern CMOS cameras as well as for older CCD camera technologies
This new generation of Baader Filters features:
CMOS-optimierte Baader Filter
- Reflex-Blocker™ coatings, for largest ever freedom from halos, even under most adverse conditions concerning aux-optics
- Identical filter thickness to existing standards, with utmost care for parfocality
- Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim, to additionally eliminate any reflection due to light falling onto the edge of a filter
- Each filter coated individually, with sealed coating edge (NOT cut out of a larger plate with coatings left exposed, read more)
- Life-Coat™: evermore hard coatings to enable a non-aging coating for life – even in a most adverse environment
Technical Specifications
| Manufacturer | Baader Planetarium |
| Net weight (kg) | 0.01 |
| EAN Code | 4047825049186 |
| Filter size | 50.4 mm |
| Filter shape | round |
| Single or Set | Single Filter |
| Filter mounted | Unmounted |
| Visual or Imaging | imaging |
| Filter Usage | SLOAN, CMOS, CCD |
| Type of Filter | Bandpass |
| Special Features | Life-Coat™ Warranty |
| Filter Thickness (without cell) | 3 mm |
| CWL (Central Wavelength) | SLOAN-u' |
| Transmission Range | Transmission according to SLOAN-Specification |
| AR-Coating | Reflex-Blocker™ hard coated, planeoptically polished |
| Suitable for f/ratio | f/15 to f/1.8 |
Additional Resources