Bidirectional optical scattering facility Color and appearance metrology facility Fourier transform infrared spectrophotometric (FTIS) facility Spectral comparator facilities
Retroreflection calibration facility (CHARM) Spectral comparator facility Spectrally tunable lighting facility
Low-background infrared radiometry (LBIR) facility Spectral comparator facility
Advanced infrared radiometry and imaging (AIRI) facility Facility for irradiance calibration using synchrotrons (FICUS) Facility for spectroradiometric calibrations (FASCAL) Facility for spectroradiometric calibrations (FASCAL 2) Spectral comparator facility SIRCUS facility and uncertainties
Aperture area measurement facility
Pressure and vacuum group facilities
Far ultraviolet calibration facility Synchrotron ultraviolet radiation facility SURF III
General Information: ssdweb@nist.gov 301-975-2316 Telephone 301-869-5700 Facsimile
100 Bureau Drive, M/S 8440 Gaithersburg, MD 20899-8440