PlaneWave CDK500 Telescope System

PlaneWave CDK500 – 0.51-Meter Observatory Telescope System

A professional observatory system for research-grade imaging and performance.

The PlaneWave CDK500 is a precision-engineered observatory-class system, combining the renowned CDK20 optical tube with the advanced L-500 Direct Drive Mount. This platform is designed for serious astrophotographers and professional researchers who demand accuracy, reliability, and high-quality imaging across a wide field.

Modeled after the PW-1000 1-meter telescope, the CDK500 incorporates PlaneWave’s signature optical performance with its next-generation L-Series direct drive technology—setting a new standard for compact observatory telescopes.

Key Specifications

Optical Design: Corrected Dall-Kirkham (CDK) Astrograph
Clear Aperture: 508mm (20 in)
System Focal Ratio: f/6.8
Focal Length: 3454mm
Image Field: 52mm, flat field with no curvature, coma, or astigmatism
Collimation: Precision collimation system ensures ease of alignment and consistent performance
Back Plate Interface: Retaining ring supports 3.5" Hedrick Focuser (sold separately)
Delta T System: Ready for optional mirror heating
Telescope Weight: Approx. 95 kg (210 lbs)
Dovetail Size: 8-inch
Crating Requirement: #1323520 (charged separately)

Mount Specifications – L-500 Direct Drive Mount

Load Capacity: Supports payloads over 90 kg (200+ lbs), ideal for CDK20
Drive Type: Direct Drive with zero backlash and zero periodic error
Slew Speed: Up to 50°/second
Encoders: Integrated high-resolution absolute encoders
Cable Management: Through-the-mount cabling for clean integration
Crating Requirement: #1323505 (charged separately)

System Features

- High-performance observatory system combining the CDK20 with PlaneWave’s L-500 mount

- Fully corrected optical system with a flat 52mm image circle for large-format imaging sensors

- Reliable and easy-to-maintain collimation system

- Sleek and robust mount designed for fast, accurate target acquisition and tracking

- Ideal for both remote imaging and in-person visual use