To provide a forum for the study and advancement of matters relating to the science and art of light, including interior and exterior illumination by natural and artificial light and such ancillary subjects as light sources and their radiation, vision, photometry, colorimetry and comfort.

To participate in the international exchange of information on these subjects and in the formulation of international lighting standards and recommendations through membership of the CIE.

To provide for the exchange of lighting information among members within CIE (HK) and between different countries.

CIE (HK) is also a member of the Working Group on Lighting Code under the Energy Efficiency Advisory Committee of the Hong Kong Government (SAR) to look into the introduction of the energy code for lighting installations.