U.S. Air Force Airman 1st Class Mark Kawczynski, 633rd Aerospace Medicine Squadron Optometry technician, orders spectacles at Langley Air Force Base, Va., Jan. 16, 2015. Langley’s Optometry Clinic orders 100 to 150 pairs of eye glasses each day. (U.S. Air Force photo by Airman 1st Class Areca T. Wilson/Released)