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Physics Instruments

(showing 31 - 41 of 41)
Reference transmittance spectrophotometer
Last Modified: 07/31/2014

The Reference Transmittance Spectrophotometer (RTS) is the national reference instrument for regular spectral transmittance measurements of … more

Retroreflection calibration facility (CHARM)
Last Modified: 01/08/2015

In 1993, the United States Congress directed the U.S. Department of Transportation to establish "a standard for a minimum level of … more

SIRCUS facility and uncertainties
Last Modified: 07/29/2015

SIRCUS facility: The basic SIRCUS calibration setup is shown at the right. The output from a tunable laser is sent through an intensity … more

Spectral comparator facilities
Last Modified: 10/03/2011

Visible to near-infrared spectral comparator facility (Vis/NIR SCF) The Vis/NIR SCF is a monochromator-based system that typically measures the … more

Spectrally tunable lighting facility
Last Modified: 11/28/2014

Solid-state lighting (SSL) is increasingly being introduced into the market and it is expected that many of the light sources currently used for … more

STARR
Last Modified: 07/31/2014

STARR is the national reference instrument for spectral reflectance measurements of spectrally neutral, non-fluorescent samples at room … more

Synchrotron Ultraviolet Radiation Facility SURF III
Last Modified: 06/22/2015

The Synchrotron Ultraviolet Radiation Facility SURF III is operated by the National Institute of Standards and Technology NIST as a stable light … more

System for infrared spectral emittance of materials
Last Modified: 07/27/2015

This facility enables the measurement of spectral emittance using the direct method of radiance comparison of the sample with a blackbody … more

Telescope calibration facility
Last Modified: 10/19/2011

The Telescope Calibration Facility (TCF) was designed to support the NIST Stars project by providing a facility to radiometricly calibrate long … more

Transfer spectrophotometer
Last Modified: 07/31/2014

A Perkin-Elmer Lambda 1050 spectrophotometer is used to complement the reference instruments. It performs this function by measuring samples … more

Ultrafast Terahertz Spectroscopy and Imaging
Last Modified: 04/04/2014

Three independent femtosecond laser systems are used for generating ultrafast pulses in the mid-IR (and Terahertz(THz) spectral regions through … more

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