The mirrors, lenses and other equipment in the optical switchyard for the Naval Research Laboratory (NRL's) Pharos III laser is illuminated by the laser's green light. Base: Washington State: District Of Columbia (DC) Country: United States Of America (USA)
Size: 2790px × 1860px
Photo credit: © NB/ROD / Alamy / Afripics
License: Licensed
Model Released: No
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