Brand new. Never used due to health issues.
Sky-Watcher Esprit 100ED Super APO triplet refractor (100 mm f/5.5, FPL-53 + Schott glass). Includes CNC tube rings, Losmandy-style dovetail bar, 8×50 finder, 2 dielectric diagonal and aluminium flight case.

Seems other articles on astronomy, astrophotography and Televue lens.

Lunette apochromatique triplet Sky-Watcher Esprit 100ED Super APO (100 mm f/5.5, verre FPL-53 + Schott).