Office Lighting	Lux Levels	Uniformity
Filing, Copying etc	300Lux	0.4Uo
Writing, Typing, Reading, Data Processing	500Lux	0.6Uo
Technical Drawing	750Lux	0.7Uo
CAD Work Stations	500Lux	0.6Uo
Conference & Meeting Rooms	500Lux	0.6Uo
Reception Desks	300Lux	0.6Uo
Archives	200Lux	0.4Uo

For further information see SLL Code for Lighting.