Gear Database

PlaneWave Delta-T Heater for CDK14/CDK17

PlaneWave

Delta T Heater - CDK14, CDK17 is an optical tube for general deep-sky imaging and visual observing.

dew-control midrange
PlaneWave Delta-T Heater for CDK14/CDK17

Best Current Offer

Cloud Break Optics logo
Cloud Break Optics
In stock
$750.00

Specifications

Optics

Optical design
Corrector heater accessory for PlaneWave CDK14/CDK17
Aperture
Fits CDK14 and CDK17 corrector assemblies
Focal length
2939 mm
Focal ratio
f/7.2

Imaging

Image circle
52 mm corrected field

Mechanical

Weight
94 lb (43 kg)

Electronics

Power
Delta-T anti-dew heater system accessory

Astrophotography Fit

Best for general deep-sky imaging and visual observing when the mount, camera format, and correction hardware are chosen as one system.

Delta T Heater - CDK14, CDK17 sits in the telescope slot for general deep-sky imaging and visual observing. The important buying question is whether the optical design, focal length, and mount demands match the targets you actually shoot.

Treat it as a system component rather than a standalone tube: the mount, corrector, camera, and focusing hardware decide how good the final data can be.

Best paired with

  • Corrected field flattener or reducer when the design requires one
  • Cooled APS-C or smaller astro cameras matched to the image circle
  • Autofocus, guide scope or OAG, and a mount with comfortable payload margin

Not recommended for

  • Large full-frame sensors unless the corrected field supports them
  • Very small travel mounts near their realistic imaging payload limit
  • Buyers expecting one telescope to be ideal for every target size

Where To Buy

Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.

Retailer Price Availability View Offer
Cloud Break Optics logo
Cloud Break Optics
Cloud Break Optics
$750.00
In stock
Updated 5/15/2026
View Offer - $750.00