Zenith prism T-2 / 90° 32mm prism, with 1¼" equipment, consisting of: Focusing 1¼" eyepiece clamp (#2458125) and 1¼" receptacle (#14 / #2458105). Very good multi-coated zenith prism for astronomical use with T2 connection on both sides. Free prism aperture 32mm - illuminates all 1.25" eyepieces. Transmission over 96% due to multi-coating, metal housing, female T2 thread on telescope side / male T2 thread on eyepiece side. The set consists of three parts: Baader T2 zenith prism with T2 connection on both sides Adapter 1.25" to T2 (for connection to 1.25") Adapter from T2 to 1.25" with attached T2 thread