NIST DISPLAY METROLOGY HELPS MAYO CLINIC SCOTTSDALE SAVE $1.5 MILLION PER YEAR.NIST (National Institute of Standards & Technology, Washington, DC, www.nist.gov) The standards-defining agency of the U.S. government, formerly the National Bureau of Standards. It is one of three agencies that fall under the Technology Administration (www.technology. has developed the measurement technology required to characterize flat-panel displays, including such properties as contrast ratio, reflection, and colorimetry colorimetry Measurement of the intensity of electromagnetic radiation in the visible spectrum transmitted through a solution or transparent solid. It is used to identify and determine the concentrations of substances that absorb light of a specific wavelength or colour , and is extending these techniques to emerging display technologies. Many of these techniques have been included in the Video Electronics Standards Association See VESA. (body, standard) Video Electronics Standards Association - (VESA) An industry standards organisation created in 1989 or 1990 mostly(?) concerned with IBM compatible personal computers. (VESA) Flat Panel Display A thin display screen for computer and TV usage. The first flat panels appeared on laptop computers in the mid-1980s, and the LCD technology became the standard. Stand-alone LCD screens became available for desktop computers in the mid-1990s and exceeded sales of CRTs for the first time Measurement (FPDM) Standard, the first scientifically-sound and comprehensive document on metrology for flat panel displays. This document, prepared in large part by NIST staff, is the basis for worldwide metrology between flat panel display suppliers and consumers. For example, the FPDM standard was relied upon heavily by the Mayo Clinic Scottsdale to specify the purchase of flat panel displays (1000 purchased so far) for radiology use. The use of high-quality flat panel displays has allowed the clinic to migrate from printed radiographs (x rays) to digital images viewed on flat panel displays. This technology has been estimated to save the clinic at least $1.5 mi llion per year (1 million radiographs, at an estimated cost of $1.50 per radiograph radiograph /ra·dio·graph/ (-graf?) the film produced by radiography. ra·di·o·graph n. ). |
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