Meade #918A Diagonal Prism (1.25″) #07202. Diverts light 90 degrees to the telescope’s main tube, permitting a more comfortable viewing position. This high quality diagonal features a prism made of the finest optical glass and is fully coated for maximum image brightness and clarity. Standard equipment with a wide variety of Meade refracting telescopes, Schmidt-Cassegrain 8 and 10″ models, LX200, LX200GPS, LX200ACF, all LX90 models, and older Meade SCT’s. Product carries full one year Meade factory limited warranty.