Triplett LT80 User Manual

Relative Spectral Sensitivity
The deviation from the comparative standards for luminosity is determined by
JIS standard C 1609-1993.
Peak sensitivity wavelength: 550 nm .
Typical Light Levels (1 Fc = 10.76 Lux)
Lux
Foot
Lux
Foot
Candles
Candles
Factories
Home
20‐75
2‐7
Emergency Stairs, Warehouse
100‐150
10‐15
Washing
75‐150
7‐15
Exit/Entrance Passages
150‐200
15‐20
Recreational
Activities
150‐300
15‐30
Packing Work
200‐300
20‐30
Drawing Room,
Table
300‐750
30‐75
Visual Work: Production Line
300‐500
30‐50
Makeup
750‐1,500
75‐150
Typesetting: Inspection Work
500‐1,500
50‐150
Reading, Study
1,500‐3,000
150‐300
Electronic Assembly, Drafting
1,000‐2,000
100‐200
Sewing
Office
Restaurant
75‐100
7‐10
Indoor Emergency Stairs
75‐150
7‐15
Corridor Stairs
100‐200
10‐20
Corridor Stairs
150‐300
15‐30
Entrance,
Wash Room
0
10
20
30
40
50
60
70
80
90
380
440
500
560
620
680
740
V(
λ)
＊
TM
-
721
100
RELATIVE SENSITIVITY (%)
Typ. Ta=23℃
WAVELENGTH (nm)

Triplett LT80 Specifications

General

Brand	Triplett
Model	LT80
Category	Measuring Instruments
Language	English