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CIE 051.2-1999

A method for assessing the quality of daylight simulators for colorimetry
standard by Commission Internationale de L'Eclairage, 01/01/1999

CIE 191:2010

Recommended System for Mesopic Photometry Based on Visual Performance
standard by Commission Internationale de L'Eclairage, 09/01/2010

CIE 235:2019

Optical Measurement of LED Modules and Light Engines
standard by Commission Internationale de L'Eclairage, 10/01/2019

CIE 041-1978

Light as a true visual quantity: Principles of measurement
standard by Commission Internationale de L'Eclairage, 01/01/1978