11″ celestron cpc › Forums › Telescopes › Are there any Celestron CPC users on the forum? › 11″ celestron cpc 30 July 2017 at 9:46 am #578406 len clucasParticipant THE BACK CLEARANCE OF THE 11″ IS 195 mm. THE INSTRUMENT IS ON A WEDGE. CHEERS LEN CLUCAS
