This Skywatcher 2″ Amici 45° prism for telescopes has been precisely CNC machined and fitted with black anodized connectors. An adapter for 1.25″ accessories is included, which has been equipped with a brass clamping ring. The 2″ connection contains a thread for filters. The prism is fully multi-coated. Scope of delivery: 2″ Amici prism! Power supply and batteries are not included in the scope of delivery!