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Appendix a: recommended illumination – HT instruments HT307 User Manual

Page 11

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HT307

EN - 10

8. APPENDIX A: RECOMMENDED ILLUMINATION

Table 2 below shows the recommended illumination for different types of locations
expressed in lux (to get values in footcandles divide by 10,76).

Table 2: Recommended illumination values.

LOCATIONS

LOCATIONS

OFFICE

STORE

Conference, reception room

200

~

750 Indoor stairs corridor

150

~

200

Clerical work

700

~

1500 Show window, packing table

750

~

1500

Typing, drafting

1000

~

2000 Forefront of show window

1500

~

3000

FACTORY

HOSPITAL

Visual work at production line

300

~

750 Sickroom, warehouse

100

~

200

Inspection work

750

~

1500 Medical examination room

300

~

750

Electronic parts assembly line

1500

~

3000 Operating room

750

~

1500

Packing work, entrance passage

150

~

300 Emergency treatment

750

~

1500

HOTEL

SCHOOL

Public room, cloakroom

100

~

200 Auditorium, indoor gymnasium

100

~

300

Reception

200

~

500 Class room

200

~

750

Cashier

750

~

1000 Laboratory, library, drafting room

500

~

1500

LUX

LUX