Photometer (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Photometer" in English language version.

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cie.co.at (Global: low place; English: low place)

CIE (2020). e-ILV, online version of CIE S 017:2020, International Lighting Vocabulary (2 ed.). Vienna: International Commission on Illumination. §17-25-019, photometer. Retrieved 19 Dec 2025.

ies.org (Global: low place; English: low place)

IES (2022). ANSI/IES LS-1-22, Lighting Science: Nomenclature And Definitions For Illuminating Engineering. New York: Illuminating Engineering Society. §8.4.1, photometer. Retrieved 19 Dec 2025.