Gordon Dieterle shows a plexiglas block which was struck by a laser as part of a laser wind tunnel test for the optical focus of the laser. The technician works in the Aero Propulsion Laboratory, Air Force Wright Aeronautical Laboratories, Air Force Systems Command. Base: Patterson Air Force Base State: Ohio (OH) Country: United States Of America (USA)

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Photo credit: © NB/ROD / Alamy / Afripics
License: Licensed
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