Celestron Smart DewHeater Controller 2X with 2 Ports - 94035 Dual Alt-Azimuth/Equatorial Mounts Protects your CEM40 Head for

Protects your CEM40 Head for storage and transport

25" Dielectric Diagonal - 1/10 Wave - 99% - 12 mm Mirror - Carbon Plates

the Contrast-Booster offers Baader's hallmark optical and mechanical features that set it apart and result in the best possible image sharpness

Star Diagonal: Erect Image Diagonal - 1

25" Cheshire Collimator for aligning your reflector telescope optics

Celestron Smart DewHeater Controller 2X with 2 Ports - 94035 Dual Alt-Azimuth/Equatorial Mounts Protects your CEM40 Head forThe Celestron Smart DewHeater and Controller comes with two ports to control two dew heaters at once. You can use one port to heat your optical tube while the other warms a second optical tube, a guide scope, an eyepiece, or another accessory. The controller gathers and analyzes information in real time to warm your optics just enough to prevent dew. The controller also features an additional 12V DC output port so you can power another 12V DC device,