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Reference instruments

News and Updates

A Better Way to Measure Acceleration

You’re going at the speed limit down a two-lane road when a car barrels out of a driveway on your right. You slam on the brakes, and within a fraction of a

Industry Impacts

High-Power Lasers for Manufacturing 

Measuring the intensity of high-power lasers used by manufacturers for precision cutting and welding can be difficult due to large instrumentation challenges

Projects and Programs

The Photoforce Project

Ongoing
With the success of fiber and disk laser technology, high-power lasers are increasingly popular in manufacturing processes such as welding, cutting, laser

Precursor Material Qualification

The lack of repeatable process outcomes from additive manufacturing (AM) has been broadly acknowledged as an impediment to widespread implementation. While most

Sensing and Imaging of concealed objects

Ongoing
Emergency response, law enforcement and military personnel must face threats and dangerous situations as part of their jobs. These threats can vary from knives

Laser Power and Energy Meter Calibration

Ongoing
The NIST Laser Power and Energy Calibration Project develops and maintains the U.S. national standards for the characterization of lasers, along with detectors

Publications

Tools and Instruments

Large Aperture Scanner

The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional

Reference Ballistic Chronograph

The NIST-developed reference ballistic chronograph (RBC) provides repeatable measurements of the speed of a bullet that will impact a test article, such as