PMEL calibrates mission success
U.S. Air Force Senior Airman Elijah Bacchus, 18th Component Maintenance Squadron technician, performs a scheduled calibration on a machine from Yokota Air Base, Japan, on Kadena AB, Japan, June 12, 2012. The Precision Measurement Equipment Laboratory is in charge of keeping all machinery calibrated on Kadena and also the machinery of 200 other locations throughout the Pacific Air Forces. (U.S. Air Force photo/ Airman 1st Class Brooke P. Beers)