U.S. Air Force Staff Sgt. Alec Havens, 60th Aircraft Maintenance Squadron flying crew chief, inputs oxygen into a KC-10 Extender at Travis Air Force Base, California, Dec. 19, 2022. The system supplies oxygen to the aircrew in the case of an emergency; it is the FCC’s responsibility to ensure the oxygen system is always serviced to its optimal range for flight. (U.S. Air Force photo by Senior Airman Alexander Merchak)
CAMERA
NIKON D810
LENS
70.0-200.0 mm f/2.8
APERTURE
35/10
SHUTTERSPEED
1/125
ISO
160
No camera details available.
This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit. Further, any commercial or non-commercial use of this photograph or any other DoD image must be made in compliance with guidance found at https://www.dimoc.mil/resources/limitations, which pertains to intellectual property restrictions (e.g., copyright and trademark, including the use of official emblems, insignia, names and slogans), warnings regarding use of images of identifiable personnel, appearance of endorsement, and related matters.