LUX LEVEL REQUIREMENTS

March 07,2017

In the following table, we take a look at general acceptable lux levels for various work functions and typical user space. Hover over each row for easier line viewing.

Lux Level	Work Activity and Function	Example of User Area
20 – 80	Public walking	Public parks and open-air carparks
100 – 140	Casual non-visual task	Corridors, changing rooms, office restrooms
150 – 180	Some perception of detail	stores, plant rooms, lift lobbies
200 – 250	Continuous occupation	Warehouses,Entrance halls, dining rooms
250 – 300	Very easy visual task	Public toilet, classrooms
300 – 400	Moderately easy visual task	Private office, libraries, lecture theatres
500 – 600	Moderately difficult visual task	Offices, laboratories, retail outlets
750 – 900	Difficult visual task	Supermarkets, technical drawing offices
1000 – 1300	Very difficult visual task	Operating theatres, polishing and painting plant
1500 – 1800	Extremely difficult visual task	Assembly plants, inspection plants
> 2000	Exceptionally difficult visual task	Precision assembly, fine work inspection

Recommended Lux Levels by the Industry

Going into more specific industries, the following is a list of working spaces and their recommended lux levels:

Educational Buildings

SCHOOL AND COLLEGE

Area and User Space	Recommended Lux Level
Computer Room	300
Classroom and Tuition Centre	350
Technical Drawing Room	750

MUSEUM AND SCIENCE CENTRE

Area and User Space	Recommended Lux Level
General Area and Corridor	150
Common Toilet and Restroom	200
Special Lighting for Paintings	300
Special Lighting for Sculptures	750

Commercial Buildings

RETAIL SHOP AND OUTLET

Area and User Space	Recommended Lux Level
Sales Area and Premises	400
Gift Wrap Station	450
Cash Register Counter	500

COMMERCIAL SPACE AND OFFICE

Area and User Space	Recommended Lux Level
Lift Lobby	200
Corridor	300
Toilet and Restroom	150
Cafeteria	350
Plant Room (AHU, Genset etc.)	150
Store Room	180

Special Buildings

HOSPITAL

Area and User Space	Recommended Lux Level
Lift Lobby	200
Corridor	250
Waiting Area and Lobby	300
Common Toilet and Restroom	250
Counselling Room	200
Breast-Feeding Room	200
Intensive Care Unit	300
High Dependency Unit	300
Isolation Room	300
Isolation Room – Ante Room	300
Delivery Suite – Labour Room	300
Operating Theatre	500
Operating Theatre – Air-Lock	300
CSSD/TSSU – Sterilisation Area	300
CSSD/TSSU – Packing Area	500
Patient Ward – Room	300
Patient Ward – Toilet	150
Conference Room	400
Catering Dept – Main Kitchen	400
Catering Dept – Beverage Kitchen	300
Catering Dept – Refuse Holding	150

HOTEL AND RESTAURANT

Area and User Space	Recommended Lux Level
Lift Lobby	150
Corridor	150
Common Toilet and Restroom	150
Bar	150
Bedroom	200
Conference Room	400
Exhibition Hall	500

CINEMA, CONCERT HALL AND THEATRE

Area and User Space	Recommended Lux Level
Entrance Foyer	200
Auditorium	150
Toilet and Restroom	200
Dress Change	300
Make-Up Room	400

Residential Buildings

HOUSE, APARTMENTS, CONDOMINIUM AND RESIDENCES

Area and User Space	Recommended Lux Level
Living Room	200
Dining Room	250
Kitchen	250
Bedroom	180
Bathroom	150