NIST's New Laser Power Meter (IMAGE)

National Institute of Standards and Technology (NIST)

NIST's New Laser Power Meter

Caption

Carbon nanotubes enable the copper instrument to withstand the intensity of military lasers while precisely measuring their power. Laser light is distributed evenly inside the water-cooled cavity by a mirror (diagonal component at center of graphic).

Credit

Credit: C. Cromer/NIST

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