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“Display Technology, NDT testing Procedures and Standards”
by Nasir Zaidi of Lightmetrics, Inc., Burbank CA.
Spectra Candela PhoRad IIIR
Photometer model SC-810 is essential for quality assurance of medical
imaging at Diagnostic Imaging departments in hospitals and clinics.
This innovative, hand-held radiographic optical instrument has been
specifically designed to measure light intensity of viewing port, viewers,
image monitors and etc., directly in candelas per meter squared
(cd/m2) as set forth in the new standards outlined in the Standard
Practice for Radiographic Examination ASTM E-1742-05.
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