This is a Carl Zeiss West German viewer conversion with the Baader deluxe compression ring 1.25" eyepiece holders and the Baader Quick Change System. The Baader T2 1.25" nosepiece simply threads to the QC system and is ready to accept the Baader glaspath compensator. It has the usual Zeiss quality construction with 26mm clear aperture Zeiss prisms.
$499 + shipping add $25 for Baader T2 nosepiece. (Sold to Tom G)