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.

---

Size: 1732px × 1155px
Photo credit: © Barney Low / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: aedc, afb, afmc, aftc, air, america, archive, armed, army, arnold, center, command, complex, defence, development, engineering, force, forces, materiel, military, navy, reportage, service, serviceman, servicemen, soldier, states, test, united, usa