Celestron Dew Heater Ring 8" 22451 Five internal knife-edge baffles are

Five internal knife-edge baffles are included to eliminate internal reflections and further enhance contrast

12x50 (9mm)

The PowerTank Lithium Pro is for the true power user

long-exposure images with ease

SNR Max: 43

Celestron Dew Heater Ring 8" 22451 Five internal knife-edge baffles areThe Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope. This must have accessory will improve your observing or imaging nights year round. The Dew Heater Ring permanently mounts to your 8" Celestron Schmidt Cassegrain optical tube, replacing your retaining ring, so you'll never be caught without it. The installation process is quick and easy (follow the manual for instructions). How it works The Dew Heater Ring