Celestron Dew Heater Ring for 9.25" SCT or EdgeHD OTA - 94052 Explore Scientific OTA The Twilight I alt-azimuth mount

The Twilight I alt-azimuth mount head is made of powder-coated aluminum and there are worm gears on both axes

Angular Field of View:    5

The space is large enough to hold an Explore Scientific 102 Essential Series or FCD100 Series telescope (with the focuser removed)

All CPC Deluxe 800 HD Computerized Telescope optics are designed to produce an extremely flat focal plane precise enough to match the strict tolerances of the largest commercial CCD detectors

Periodic encoder error less than ±0

Celestron Dew Heater Ring for 9.25" SCT or EdgeHD OTA - 94052 Explore Scientific OTA The Twilight I alt-azimuth mountThe 9. 25" Celestron Dew Heater Ring is a must have accessory that will improve your observing or imaging nights year round. The Dew Heater Ring will be permanently installed on the front of your Celestron 9. 25" Schmidt Cassegrain or EdgeHD OTA by replacing the corrector plate retaining ring that is already part of your telescope. This is much better than other dew heaters that need to be installed each time and can slip around; plus you can still