Used Celestron Dew Heater Ring, 6" Barlow this helps provide the most

this helps provide the most precise autoguiding performance

75 filter thread) Standard package items  A 131F OTA，a pair of tube rings

or a refractor that sports a 2” focuser

Many users find that adding StarSense Autoguider to their setup improves accuracy so dramatically that they no longer need to polar align their German equatorial mounts for most casual observing and imaging

or cross-threading while keeping your imaging session moving

Used Celestron Dew Heater Ring, 6" Barlow this helps provide the mostCondition: This is a used Celestron 6" dew heater ring in excellent condition. It includes all accessories and looks like it was hardly, if ever taken out of the box used. Note: A separate dew heater controller and power source are required to utilize the heater ring. Heater ring provides the most efficient heating directly to the corrector lens to prevent the formation of dew Permanently mounts to your existing telescope tube for a seamless lookplus,