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PlaneWave 24 inch CDK Optical Tube Assembly
PW_1323224Q
90.495,00 €
Tasse incluse
PlaneWave 24 inch CDK Optical Tube Assembly CDK20 è un PlaneWave instruments telescopio della Robtics categoria Catadiottrico Telescopi.
Specificazioni:
- Sistema telescopico: Solo tubo ottico (OTA)
- Tipo di telescopio: Astrograph, Dall-Kirkham (Optimised)
- Serie di telescopi: CDK
- Marchio del telescopio: PlaneWave instruments
- Apertura del telescopio (gamma): 500mm and larger
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PlaneWave 24 inch CDK Optical Tube Assembly
Introducing the PlaneWave Instruments CDK24, a 24 inch (0.61 m) f/6.5 Corrected Dall-Kirkham Astrograph telescope. The CDK24 has a dual truss design, with 3 cooling fans for the back of the primary mirror and 4 fans for the front surface of the primary mirror. The CDK24 covers a 70mm field of view without any field curvature, off-axis coma, or astigmatism. The instrument weight is 240 lbs (109 kg) and comes standard with a back plate retaining ring ready to accept the focuser of your choice.
Also available with Ritchey-Chrétien (RC) optics and Fused Silica glass
Specification:
OPTICAL SYSTEM
| Aperture | 24 inch (610 mm) |
| Focal Length | 3962 mm (155.98 inch) |
| Focal ratio | F/6.5 |
| Central Obstruction | 47% of the Primary Mirror Diameter |
| Back Focus from Mounting Surface | 14.1 inch (358 mm) |
| Back Focus from Racked in Focuser | 5.81 inch (148 mm) |
| Weight | 240 lbs (108.9 kg) |
| OTA Length | 56 inch (1,422 mm) |
| Upper Cage | Carbon Fiber Truss |
| Lower Cage | Carbon Fiber Truss with Aluminum Light Shroud |
| OTA Width | 31 inch (787 mm) |
| OTA Height | 35 inch (889 mm) |
| Optimal Field of View | 70 mm (58 arcminute) |
SECONDARY MIRROR
| Diameter | 9.45 inch (240 mm) |
| Material | Precision Annealed Borosilicate or Fused Silica |
| Shape | Spherical |
| Coating | Enhanced Aluminum - 96% |
PRIMARY MIRROR
| Optical Diameter | 24 inch (610 mm) |
| Outer Diameter | 24.5 inch (622 mm) |
| Shape | Prolate Ellipsoid |
| Material | Precision Annealed Borosilicate or Fused Silica |
| Coating | Enhanced Aluminum - 96% |
LENS GROUP
| Diameter | 135 mm (5.31 inch) |
| Number of lenses | 2 |
| Coating | Broadband AR Coatings (less than .5% reflected from 400 to 700nm) |
SHIPPING
| Crated Shipping Weight | 500 lbs (226.8 kg) |
| Crate Width | 40 inch (1.016 mm) |
| Crate Height | 48 inch (1,219 mm) |
| Crate Length | 78 inch (1,981 mm) |
| CDK24 Focus Spacer (240343) | This 5.3" long spacer may be installed between the backplate and the focuser to take up some of the CDK24's extra backfocus and reduce the torque placed on the focuser mechanism. This spacer is sized such that the backfocus distance behind the focuser will match that of the CDK20. |
| Ronchi Spacer (200354) | This spacer sits in place of a focuser and is used for setting the primary to secondary spacing. It has an 1-1/4 inner diameter and may be used with 1-1/4 oculars for collimation. |
| Ronchi Ocular | This ocular is a Ronchi screen used for setting the primary to secondary spacing. |
| Primary Mirror Cover | The Primary Mirror Cover protects the primary mirror. |
| Planewave thumb drive | Includes instructions for Collimation and Spacing and software. |
| 12VDC Power Supply | Provides power for the fans (Not included for European Orders) |
| Wrench Set (5812A35) | English Hex Wrenches (European Orders Only) |
- Sistema telescopico
- Solo tubo ottico (OTA)
- Tipo di telescopio
- Astrograph*~Dall-Kirkham (Optimised)
- Serie di telescopi
- CDK
- Apertura del telescopio (mm)
- 610mm*~
- Lunghezza focale del telescopio (mm)
- 3962mm
- Telescope Focal Ratio (F)
- F6.5
Based in the USA, PlaneWave Instruments, established in 2003, is known for precision optical telescopes and mounts aimed at professional astrophotography. Their advanced engineering and high-quality products appeal to experienced astronomers and observatories dedicated to deep-sky imaging.
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