Definitions for "LLF"
Line Loss Factor
The fractional remainder of task illuminance due to all combined lumen depreciations including LDD, LLD, and RSDD.
light loss factor. A factor used in calculating the illuminance after a given period of time and under given conditions. It takes into account temperature and voltage variations, lamp depreciation (of electric luminaries), dirt accumulation on luminaire and room surfaces, maintenance procedures and atmosphere conditions. Formerly called maintenance factor.
Keywords:  free, player, limit, levels
Level Limit Free (Can be used by player of all levels)