Fits 11” Schmidt-Cassegrain, EdgeHD, and RASA telescope tubes
Helps prevent dew formation on the Schmidt corrector lens
Prevents off-axis glare from entering the optical system
Rigid body with a velvet-lined interior surface to reduce stray light
Two adjustable clips for easy installation and disassembly
Cable management at the base of the shield —perfect for using the Fastar/Hyperstar configuration or using in conjunction with the Celestron Dew Heater Rings
An included cover cap keeps your telescope free from dust when not in use