Cluster Lumière / 2019 Activity Report You might remember the Cluster Lumière invited ELS Chair for a presentation of our activities on April 6th, 2020. They are now publishing their Activity Report 2019. Please have a look…..(sorry , it’s in French….) CLUSTER-LUMIERE-RA-2019_vf #els #lighting #clusterlumiere admin2020-08-09T08:07:34+00:00