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Baader S-II 1¼" Ultra-Narrowband-Filter (4nm) – CMOS-optimized [BA-FCSIINU-1]
BA-FCSIINU-1
$429.11 CAD
0 in stock
Baader: Baader S-II 1¼" Ultra-Narrowband-Filter (4nm) – CMOS-optimized
1¼" x 2 mm Baader S-II Ultra-Narrowband Filter – Premium Grade – with 1¼" (28,5 mm) filter thread 4 nm FWHM, recommended for optical systems from f/10 to f/3.5 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 Mounted in Baader Low Profile Filter Cell (LPFC) – 6 mm height SKU 2961475
1¼" x 2 mm Baader S-II Ultra-Narrowband Filter – Premium Grade – with 1¼" (28,5 mm) filter thread 4 nm FWHM, recommended for optical systems from f/10 to f/3.5 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 Mounted in Baader Low Profile Filter Cell (LPFC) – 6 mm height SKU 2961475
About Baader S-II 1¼" Ultra-Narrowband-Filter (4nm) – CMOS-optimized [BA-FCSIINU-1]
Baader: Baader S-II 1¼" Ultra-Narrowband-Filter (4nm) – CMOS-optimized
- 1¼" x 2 mm Baader S-II Ultra-Narrowband Filter – Premium Grade – with 1¼" (28,5 mm) filter thread
- 4 nm FWHM, recommended for optical systems from f/10 to f/3.5
- 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
- Mounted in Baader Low Profile Filter Cell (LPFC) – 6 mm height
SKU 2961475
| MANUFACTURER | Baader Planetarium |
|---|---|
| SKU (#) | 2961475 |
| EAN CODE | 4047825047960 |
| NET WEIGHT (KG) | 0.06 |
| TRANSMISSION RANGE | S-II |
| FILTER THICKNESS (WITHOUT CELL) | 2 mm |
| HBW (HALFBANDWIDTH) | 4 nm |
| CWL (CENTRAL WAVELENGTH) | 671,7 nm |
| AR-COATING | Reflex-Blocker™ hard coated, planeoptically polished |
| SPECIAL FEATURES | CMOS-optimized with Life-Coat™ |
| FILTER SIZE | 1 25 inch |
| FILTER USAGE | CMOS, CCD, S-II |
| FILTER MOUNTED | Mounted (LPFC 6mm) |
| TYPE OF FILTER | Ultra-Narrowband |
| SINGLE OR SET? | Single Filter |
| FILTER SHAPE | round |
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