Staff Sgt. Ivonn Denton, an optometry clinic technician at the medical treatment facility at Spangdahlem Air Base, Germany, tells a group of German doctors about the optometry clinic’s optical coherence tomography machine, which measures optic nerve function, during the Spangdahlem MTF’s Eifel Health Consortium Oct. 27. More than 20 German doctors from four major, local hospitals in Bitburg, Trier, and Wittlich, Germany attended the event.