Welcome to the homepage of CIE Division 1, one of the six Technical Divisions of the International Commission on Illumination (CIE).
Anybody interested to contribute to and participate in the technical work of the Division, which is carried out through its Technical Committees, is welcome to contact either the Division Secretary, the Technical Committee chairperson or your country's National Committee of CIE for further information. Attendance at Division meetings is also open to anybody interested in this field.
Terms of Reference
To study visual responses to light and to establish standards of response functions, models and procedures of specification relevant to photometry, colorimetry, colour rendering, visual performance and visual assessment of light and lighting.
For questions and comments please contact the Division Secretary via CIE Central Bureau: