Laser diagnostics beneficial in Tunnel 9 Mach 18 capability development
Pictured is the additional optics used by AEDC Hypervelocity Tunnel 9 to convert a recently-developed laser diagnostics system to a Coherent anti-Stokes Raman Spectroscopy system. The new measurement system is paving the way for a Mach 18 testing capability at Tunnel 9. (U.S. Air Force Photo)

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Photo by: Courtesy photo |  VIRIN: 180620-F-F3405-003.JPG