NIST Technical Note 1421

A National Measurement System for Radiometry, Photometry, and Pyrometry Based Upon Absolute Detectors

A.C. Parr

Optical Technology Division
Physics Laboratory
National Institute of Standards and Technology
Gaithersburg, MD 20899-8440

September 1996

Department of Commerce Seal

U.S. Department of Commerce
Michael Kantor, Secretary

Technology Administration
Mary L. Good, Under Secretary for Technology

National Institute of Standards and Technology
Arati Prabhakar, Director

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