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Atik 2" Narrow Band Filter Set
ATK0205
Stock at Supplier
730.10
745.00
-2%
VAT excluded
Shipping 5/7d
Atik 2" narrow band filter set. This narrow band filter set is designed with a 7 nm bandpass to help capture all the photons in a nebula while the vast majority of the broadband light pollution is rejected. The result is a much higher signal to noise ratio that reveals faint details in nebulae. deep sky.
Delivery Options
| Carrier | Description | Estimated Delivery | ||
|---|---|---|---|---|
 |
Home delivery - International | Home delivery - International |
Monday, 6 January - Monday, 13 January |
|
Home delivery - International
Home delivery - International
Estimated delivery:
Monday, 6 January - Monday, 13 January
✖
Atik 2" narrow band filter set.
The Atik narrowband filter set is designed with a 7 nm bandpass to help capture all the photons in a nebula while the vast majority of the broadband light pollution is rejected .The result is a much higher signal to noise ratio that reveals faint details in nebulae and deep sky objects. The narrowband filter set includes hydrogen-alpha (Ha), sulfur (SII) and oxygen (OIII) filters.
The narrow-band SHO filter set is compatible with Atik filter wheels and allows astrophotographers to capture deep sky objects in a spectacular narrow band. This filter set is commonly used to image objects in the Hubble palette.
Technical Specifications:
- Transmission: 80% average
- Size: 1.25"
- SII 7nm
- Ha 7nm
- OIII 7nm
- CWL (center of wavelength)
- Ha 656.3nm
- SII 671.6nm
- OIII 500.7nm
- RMS transmitted wavefront: λ / 4
- Parallelism (arcsec): 30 s
| Filter | Maximum transmission | Wavelength | In-band transmission | Out-of-band transmission |
| Hydrogen alpha | 656.3nm | 7nm | > 80% | Maximum ＜ 0.3% Average 0.1% |
| Oxygen III | 500.7nm | 7nm | > 80% | Maximum ＜ 0.3% Average 0.1% Sulfur II |
| Sulfur II | 671.6nm | 7nm | > 80% | Maximum ＜ 0.3% Average 0.1% |
Atik 2" narrow band filter set.
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