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Manufacturer: PlaneWave
Product number: CDK17
EUR29800.00new
EUR 29.800,00
incl. 19 % VAT (DE)
The VAT indicated refers to that applicable in Germany. After logging in, the VAT amount is adjusted to the applicable VAT of the stored delivery country. Therefore, the final price may vary accordingly.
excl. 26.94 € shipping costs (DE)
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PlaneWave CDK17 - 17" f/6.8 Astrograph
PlaneWave´s CDK astrographs are new, revolutionary telescopes specifically designed to provide diffraction-limited imaging with large-format CCD cameras in an absolutely flat field of view. The abbreviation CDK stands for the optical system of the PlaneWave astrographs - a Dall-Kirkham-Cassegrain with an optical correction unit.The PlaneWave CDK 17 is a corrected 0.43 m (17") f/6.8 Dall-Kirkham astrograph. The CDK17 provides a 70 mm field of view without any field curvature, coma or astigmatism. The intrument has a weight of 48 kg and comes standard with a connection ring on the back to accept focusers of your choice.
Astrophotographic results obtained with this telescope on Astrobin
Here you can find some astrophotographs made with this telescope model: Link to Astrobin| Optical design: | Corrected Dall-Kirkham (CDK) |
| Aperture: | 17" (432 mm) |
| Focal length: | 2,939 mm |
| Focal ratio: | f/6.8 |
| Field of view: | 70 mm |
| Backfocus: | 10.24" (260 mm) behind mounting surface, 7.24" (184 mm) behind focusing unit |
| Obstruction: | 23.7% (area), 48.6% (diameter) |
| Substrate: | Quartz glass |
| Mirror coating: | 96% reflectivity |
| Corrector: | 2 elements, multi-coated |
| Overall length: | 1076 mm |
| Tube weight: | 48 kg |
Astrophotographic results obtained with this telescope on Astrobin
Here you can find some astrophotographs made with this telescope model: Link to AstrobinRecommended accessories
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