CELESTRON SMART DEWHEATER CONTROLLER f/4 Use the PL3600416 adapter to

Use the PL3600416 adapter to connect ARCO 2” to ESATTO 3” Use the PL3600423 adapter to connect ARCO 2” to ESATTO 4”

77x Flattener/Reducer for Esprit 150ED telescopes shortens the focal ratio of the 150ED to f/5

The insert barrel is threaded to accept 1

# 30A117 - for telescope tubes 370 to 520 mm in diameter

The secondary mirror is oversized in order to have a fully illuminated field and to avoid any vignetting

CELESTRON SMART DEWHEATER CONTROLLER f/4 Use the PL3600416 adapter toThe Celestron Smart DewHeater 2x is an advanced two channel dew heater controller that uses realtime data to provide enough heat to prevent dew forming on your optics. The Smart Control system monitors the ambient outside temperature and humidity and automatically adjusts power to the dew heaters, using just enough power to keep the optics above the dew point while maximizing battery life. Natively compatible with Celestron Dew Heater Rings as well as