Celestron Celestar 8* Encoder Mount Hardware Bundled Special System


In order to bring computerized pointing to your Celestron Celestar 8*, you will need to fit a pair of devices known as optical encoders to each axis of your mount. Part number pn-c8p-bspec is a specially priced bundled solution that provides an Argo Navis™ Digital Telescope Computer, the optical encoders and all the necessary mounting hardware specific to your Celestron Celestar 8* Fork along with the encoder cable that is used to connect between each of the optical encoders and the Argo Navis™ Digital Telescope Computer itself.

Bundled Special System contents

  • Argo Navis™ Digital Telescope Computer.
  • Encoder mount hardware designed specifically for the Celestron Celestar 8* 8" Schmidt-Cassegrain Fork mount.
  • 2 x Optical Encoders.
  • An Encoder Cable for interfacing the Argo Navis™ to each of the supplied encoders.


  • RA axis resolution : 10000 steps effective.
  • Dec axis resolution : 10000 steps effective.
  • Highest quality machined components.
  • One year limited warranty.


The encoder kit is easy to install and comes with simple installation instructions including diagrams.
Click here for a scanned image of the installation diagram.


Please note that most mount kits are built on demand once we receive your order. Sometimes we have kits in stock, otherwise a typical lead-time is 1 to 6 weeks from order. Please email us at for a lead-time estimate on this kit.


Current pricing for this bundled product can be found by using the Bundled Special System including Argo Navis encoders, encoder mount hardware & encoder cable pull-down menu on our purchasing page.

* Additional important information required from you about your mount
Verify that fork is non-tapered.
Please email us at with this information or to seek additional advice.