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Homepage>ISO Standards>ISO/CIE DIS 23539[CIE TC 2-93] Photometry — The CIE system of physical photometry
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ISO/CIE DIS 23539[CIE TC 2-93] Photometry — The CIE system of physical photometry

ISO/CIE DIS 23539[CIE TC 2-93]

Photometry — The CIE system of physical photometry

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Standard´s number:ISO/CIE DIS 23539[CIE TC 2-93]
Pages:50
Edition:1
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Language:English
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ISO/CIE DIS 23539[CIE TC 2-93]


ISO 23539:2005 specifies the characteristics of the system of physical photometry established by the CIE and accepted as the basis for the measurement of light. It defines the photometric quantities, units and standards that make up the CIE system of physical photometry and that have been officially accepted by the Comité International des Poids et Mesures (CIPM).