In LED lighting, Lumen maintenance is the luminous flux output remaining (expressed as a percentage of the initial output) at any
Zen and the Art of Motorcycle Maintenance | Lumen Gentium | Système d'aide à la conduite, à l'exploitation et à la maintenance | Health maintenance organization | Cap of Maintenance | Planned maintenance | Lumen | health maintenance organization | 1st Maintenance Battalion | Software maintenance | RAF Maintenance Command | Percussive maintenance | NFTA Rail Maintenance Yard | Lumen (unit) | lumen (unit) | Lumen Pierce | Lumen gentium | Lumen Christi College | lumen | Education Maintenance Allowance | Combat Arms Training and Maintenance | 507th Maintenance Company | 141 Lumen |