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CDK450 Telescope System

SKU: 170131Q Categories: , ,

$52,000.00

The CDK450 Observatory System from PlaneWave Instruments is a sophisticated solution designed for the serious astrophotographer and dedicated astronomy researcher. This high-end system combines the powerful CDK17 optical tube with the precise L-550 direct-drive mount, creating an exceptional observational platform that excels in a variety of scientific and imaging applications.

*Price excludes shipping and crating. See our crating and pricing policy for full details.

About the CDK450 Telescope System

Key Features of the CDK450 Observatory System

CDK17 Optical Tube Assembly

  • Advanced Optical Design: Employs a Corrected Dall-Kirkham optical design, achieving a field free of off-axis coma and astigmatism and a perfectly flat field across a 52 mm image circle, resulting in critically sharp images over the entire viewing area.
  • High-Quality Construction: Constructed with robust carbon fiber, reducing thermal expansion and enabling quick thermal equilibration, which helps maintain precise optical alignment under fluctuating temperatures.
  • Superior Mirrors and Coatings: Equipped with high-stability fused silica mirrors known for minimal thermal expansion, paired with high-performance coatings that maximize light throughput while minimizing stray light for optimal imaging quality.
  • Thermal Management: Incorporates an advanced cooling system with strategically placed fans that ensure rapid thermal stabilization, essential for maintaining consistent, high-quality imaging and minimizing focus shifts caused by temperature changes.

CDK17 f/6.8 OTA

  • Aperture and Focal Length: Features a 17-inch aperture, a shorter 3454 mm focal length at a faster f/6.8 focal ratio, and a shorter back focus of 262 mm.

L-550 Direct Drive Mount

  • Direct Drive Motors: Features state-of-the-art direct-drive motors on each axis, providing smooth, fast, and virtually silent movement of the telescope with zero backlash and zero periodic error, perfect for precise tracking and rapid repositioning of celestial objects.
  • High-Resolution Encoders: Outfitted with high-resolution optical encoders on both axes, offering precise positioning and movement, which is crucial for elite astrophotography and detailed astronomical studies.
  • Azimuth Dovetail Balance System: Includes a finely adjustable balance system that enhances the stability and performance of the setup in both alt-azimuth and equatorial configurations, essential for prolonged accurate tracking and reducing stress on the mount during extended observations.
  • Rapid Target Acquisition: Capable of impressive slew speeds up to 50 degrees per second, allowing for quick and efficient targeting of celestial bodies and satellites, vital for dynamic observations and responsive astrophotography.

Application-Specific Advantages

Astrophotography

The CDK450 is a formidable system for astrophotographers, offering unmatched tracking accuracy and image stability, which facilitate capturing spectacular celestial images with detailed resolution and vibrant colors. The L-550 carries a greater payload capacity – perfect for holding a second telescope on the outside hub.

Astronomy Research

Researchers will find the CDK450 invaluable for its consistent performance and precise data collection capabilities. It serves as a robust platform for sophisticated photometry, spectroscopy, and minor planet tracking, offering a solid foundation for scientific discovery and exploration.

Visual Observations

For enthusiasts of visual astronomy, the CDK450 provides vibrant and detailed views of the universe. Its significant aperture and high-quality optical components ensure exceptional viewing of planetary, lunar, and deep-sky objects, enriching every observational experience.

Space Situational Awareness (SSA) and Space Domain Awareness (SDA)

With its swift and precise repositioning capabilities, the L-550 mount in the CDK450 system is capable of tracking satellites and space debris. However, it's important to note that while the L-series mounts are highly effective for astrophotography and research applications, they might not meet the optimal performance standards required for dedicated SSA/SDA operations. For those needs, we recommend exploring our T-600 Direct-Drive Gimbal, specifically engineered to exceed the demanding requirements for SSA/SDA applications, ensuring superior tracking and responsiveness in monitoring and cataloging space objects.

Specifications

CDK450 Telescope System

Mount System
Control System
OPTICAL SYSTEMS
MOTION CONTROL
SYSTEM PERFORMANCE
INCLUDED ITEMS
Mount Weight 338 lbs (153 kg)
Max. Load Capacity 300 lbs (136 kg)
Latitude Range 0 to 90 degrees, Northern and Southern hemispheres
Cable Management Equipment cables can be wired through mount
Control Electronics PlaneWave Interface dual axis telescope control
User Interface PlaneWave Interface 4 (PWI4) Control Software with integrated PointXP mount modeling software
Homing Sensors Home position sensors are included allowing the mount can find its home position on power up.
Slew Rate 20 degrees per second (standard); 50 degrees per second (maximum), both axes
Power Requirement Accepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.
Aperture 17 inch (432 mm)
Focal Length 2939 mm (115.71 inch)
Focal Ratio f/6.8
Central Obstruction 23.7% by surface area; 48.6% of the primary mirror diameter
Backfocus from Mounting Surface 10.32 inch (262.33 mm)
Backfocus from Racked in Focuser 7.24 inch (184 mm)
Weight 106 lbs (48 kg)
Optimal Field of View 70mm image circle
Motor – Azimuth and Altitude Direct Drive 3 Phase Axial-Flux Torque Motors
Encoder – Azimuth and Altitude 152mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069 arcsecond resolution).
Motor Torque Approximately 20 ft-lbs continuous; 50 ft-lbs peak
Drive Electronics Industrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card
Telescope Control Software Uses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.
Pointing Accuracy <10 arcsecond RMS with PointXP Model
Pointing Precision 2 arcseconds at sidereal velocity
Tracking Accuracy 0.3 arcseconds over a 5-minute period at sidereal velocity
System Natural Frequency 10 Hz or greater
Included Items Heating elements for dew prevention - The heating pads on the primary and secondary mirror require the 600195 Delta-T controller sold separately
OTA Cover - To protect the primary mirror and inside of the optical tube
Flash drive - Contains PWI4 software for mount control , instructions for installation, software, and instructions for collimation and spacing the primary to secondary mirror
Hardware - Six 1/2-13 x 1 1/4″ socket head cap screws to bolt the mount to the pier, or wedge; Six 1/2-13 washers; One extended length shoulder bolt for RA axis to EQ wedge alignment
One 16′ USB cable - To connect the mount to the observatory control computer
One 120VAC power cable - To provide power to the mount
Standard Allen Key set - For tightening bolts used on the mount
Gamepad - Used for control of the mount tracking speeds for visual observing
Dovetail Saddle (200919) - The PW wide saddle comes standard with the L-550 mount

Recommended Products

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Portable Rolling Pier

Don’t let bad weather stop you from enjoying your L-Series Mount every clear night. The Portable Rolling Pier lets you move your L-series Mount and telescope to the best spot for stargazing in no time. Just grab the steering T-handle and roll it wherever you want! With the auto-mount modeling feature in our PWI software, your L-Mount will be ready to capture amazing night sky images in minutes.

$8,700.00
Electronic Focus Accessory (EFA) Kit
  • The EFA kit automates focusing on the optional Hedrick Focuser, or IRF90 rotating focuser.
  • Monitors temperature (primary-mirror and OTA back-plate).
  • Controls the fans built-in to CDK telescopes.
  • Ensure you have the proper EFA kit selected for your telescope below.
    • 125901-Kit is for CDK12.5 OTAs.
    • 240901-Kit is for CDK14, CDK17, CDK20, and CDK24 OTAs.
$920.00$1,150.00
Delta T Heater
  • The Delta T controller is an optional accessory for dew prevention on CDK14 through CDK24 OTAs and the CDK700 system.
  • CDK12.5 to CDK24 and CDK700 telescopes come with primary and secondary mirror dew heating pads (CDK700 adds tertiary mirror heating), which are ready to accept the Delta T controller.
  • Controlled via PWI3 software for CDK12.5 through CDK24 OTAs (PWI2 for the CDK700).
$750.00
Piers for L-500 and L-600 Mounts
  • Create a rock-solid foundation for your PlaneWave Direct-Drive mount by using a PlaneWave heavy-duty steel pier.
  • Our piers come in standard 12″ increments ranging from 12″ tall to 48″ tall.
  • Each pier has a cutout in the top plate and side for routing cables.
  • Custom pier heights are available. Please contact us if you require a custom pier.
$2,300.00$3,200.00
L-500/L-600 Equatorial Wedge
  • Add to the versatility of your L500/600 Direct Drive Mount with PlaneWave’s Equatorial Wedge for precise polar alignment and tracking accuracy.
  • Each wedge is made for your specific latitude and has an alignment range of +/- 3 degrees.
  • Uses oversized fine thread adjustment screws and brass tightening nuts for fine latitude adjustment.
  • Weighs 145lbs fully assembled
$3,500.00
See the CDK450 Telescope System in action
CDK450 Telescope System Astroimages