98% like new, used as Demo for few time.

William Optics 2" 45-deg Erecting Prism Diagonal D-EP2 -The William Optics 2" Erect Image Prism has a big internal BAK4 prism with anti reflection coatings that maximize image brightness -An adapter with brass oversized compression ring secures all 1.25" or 2"eyepieces -The William Optics Erect Image Diagonal is made of aluminum and black anodized -All internal edges are blackened and baffled to prevent internal stray light reflections -Provides an erect, correct-orientation image, while allowing you to view at a comfortable 45° angle to the telescope