Light Meters

Light meters, sometimes referred to as lux meters, are instruments that measure light levels or light pollution. You can find out more in our guide to light meters.

How is light measured?

Light can be measured in different ways with different light measurement instruments:

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RS PRO RS-8809A Light Meter, 4 %
RS Stock No.: 200-3701Brand: RS PRO

EGP 15,035.07

EGP 15,035.07 Each (ex VAT)

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RS Pro
-
-
4 %
0.1 lx
Photodiode
-
9V
390g
Accurate, Data Hold, Instant Response
20mm
170mm
+40°C
RS-8809A
RS-8809A
60mm
-
0°C
RS PRO RS-92 Light Meter, 0lx to 40000lx, ±5 %
RS Stock No.: 155-8901Brand: RS PRO

EGP 5,770.17

EGP 5,770.17 Each (ex VAT)

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RS Pro
40000lx
0lx
±5 %
0.1 lx
Silicon Photo Diode
-
9V
175g
Easy Transfer of Measuring Data to User Smart Phone
35.6mm
206mm
+40°C
RS-92
RS-92
54mm
30404005
0°C
RS PRO Light Meter
RS PRO Light Meter
Add to parts list
RS Stock No.: 123-8776Brand: RS PRO

EGP 25,563.04

EGP 25,563.04 Each (ex VAT)

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RS Pro
-
-
-
-
-
-
-
-
Memory Recall Button, Push Button 4 Light Type Select
180mm
72mm
-
-
-
32mm
-
-
RS PRO IM720 Light Meter, 400lx to 400000lx, ±3 %
RS Stock No.: 106-5311Brand: RS PRO

EGP 6,796.74

EGP 6,796.74 Each (ex VAT)

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RS Pro
400000lx
400lx
±3 %
3 lx
Photodiode
-
AAA
80g
-
23mm
133mm
-
IM720
IM720
48mm
-
-
RS PRO ILM201L Light Meter, ±3 (Incandescent) %
RS Stock No.: 124-0938Brand: RS PRO

EGP 10,795.37

EGP 10,795.37 Each (ex VAT)

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RS Pro
-
-
±3 (Incandescent) %
-
Photodiode
-
-
250g
Manual Ranging, Manual Zero Adjustment, Max Hold
130mm
55mm
-
ILM201L
ILM201L
38mm
30403875
-
RS PRO ILM1335 Light Meter, 0lx to , ±3% rdg ±0.5% f.s
RS Stock No.: 123-2221Brand: RS PRO

EGP 14,450.42

EGP 14,450.42 Each (ex VAT)

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RS Pro
-
0lx
±3% rdg ±0.5% f.s
0.01 lx
Photodiode
400 h
AAA
320g
Accurate, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function
150mm
72mm
+40°C
ILM1335
ILM1335
35mm
30405193
0°C
RS PRO ILM1332A Light Meter, 0.01lx to 200000lx, ±3 %
RS Stock No.: 123-2220Brand: RS PRO

EGP 7,297.68

EGP 7,297.68 Each (ex VAT)

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RS Pro
200000lx
0.01lx
±3 %
0.1 lx
Photodiode
200 h
9V
250g
Accurate, Data Hold, Instant Response
135mm
72mm
+40°C
-
ILM1332A
33mm
30405192
0°C
RS PRO RS-3809 Light Meter, 40lx to 400000lx, ±3 %
RS Stock No.: 146-9083Brand: RS PRO

EGP 9,878.98

EGP 9,878.98 Each (ex VAT)

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RS Pro
400000lx
40lx
±3 %
-
Silicon Photo Diode
-
9V
250g
-
28mm
162mm
-
-
RS-3809
63mm
-
-
RS PRO ILM 1337 Light Meter, ±3 % ±5 Digits
RS Stock No.: 123-2222Brand: RS PRO

EGP 8,250.90

EGP 8,250.90 Each (ex VAT)

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RS Pro
-
-
±3 % ±5 Digits
0.01 lx
-
400 h
AAA
320g
Accurate, Data Hold, Instant Response
35mm
72mm
+50°C
ILM 1337
ILM 1337
150mm
30403854
0°C
RS PRO IM203 Light Meter, 20lx to 200000lx, ±3 %
RS Stock No.: 106-5312Brand: RS PRO

EGP 27,278.53

EGP 27,278.53 Each (ex VAT)

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RS Pro
200000lx
20lx
±3 %
-
Photodiode
-
-
250g
Data Logging, USB Interface
38mm
172mm
-
IM203
IM203
55mm
30402567
-

EGP 45,099.29

EGP 45,099.29 Each (ex VAT)

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RS Pro
99990lx
0.01 fc, 0.1 lx
±0.02 (XY/800 lx % @ Standard Illuminant A Measured), ±3 (EV Linerarity) %
-
-
50 h
AAA
345g
-
35mm
150mm
+50°C
-
-
72mm
30405284
0°C

EGP 29,921.65

EGP 29,921.65 Each (ex VAT)

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RS Pro
1999lx
9.999 fL, 9.999 cd/m²
±3 (Calibrated to Standard Incandescent Lamp (2856 K % @ +25°C or +77°F)), ±5 (Calibrated to Standard Incandescent Lamp (2856 K % @ +25°C or+77°F))
0.01 lx
-
50 h
AAA
345g
-
35mm
150mm
+50°C
-
-
72mm
-
0°C
RS PRO ILM01 Light Meter, 0.01lx to , ±3 % ± 5 Digit
RS Stock No.: 123-2223Brand: RS PRO

EGP 8,816.32

EGP 8,816.32 Each (ex VAT)

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RS Pro
-
0.01lx
±3 % ± 5 Digit
-
Photodiode
100 h
AAA
320g
Accurate, Auto Power Off Function, Data Hold, Instant Response, Point Average Function
150mm
72mm
+50°C
ILM01
ILM01
35mm
30403855
0°C

EGP 25,050.43

EGP 25,050.43 Each (ex VAT)

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RS Pro
-
-
±3 % ±5 Digits
0.01 lx
-
400 h
AAA
320g
Accurate, Data Hold, Instant Response
35mm
72mm
+50°C
-
ILM 1337
150mm
-
0°C

EGP 25,813.16

EGP 25,813.16 Each (ex VAT)

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RS Pro
-
0.01lx
±3 % ± 5 Digit
-
Photodiode
100 h
AAA
320g
Accurate, Auto Power Off Function, Data Hold, Instant Response, Point Average Function
150mm
72mm
+50°C
-
ILM01
35mm
-
0°C

EGP 23,453.58

EGP 23,453.58 Each (ex VAT)

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RS Pro
200000lx
0.01lx
±3 %
0.1 lx
Photodiode
200 h
9V
250g
Accurate, Data Hold, Instant Response
135mm
72mm
+40°C
-
ILM1332A
33mm
-
0°C

EGP 33,345.71

EGP 33,345.71 Each (ex VAT)

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RS Pro
-
0lx
±3 % ± 0.5 Digit %
0.01 lx
Photodiode
400 h
AAA
320g
Accurate, Auto Power Off Function, Data Hold, Instant Response, Peak Hold Function, Relative Function
150mm
72mm
+40°C
-
ILM1335
35mm
-
0°C
RS PRO Light Meter, With RS Calibration
RS Stock No.: 123-8792Brand: RS PRO

EGP 39,762.47

EGP 39,762.47 Each (ex VAT)

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RS Pro
-
-
-
-
-
-
-
-
Memory Recall Button, Push Button 4 Light Type Select
180mm
72mm
-
-
-
32mm
-
-
Extech LT250W Light Meter, 0lx to 100000lx, ±4 %
RS Stock No.: 102-505Brand: ExtechManufacturers Part No.: LT250W

EGP 10,756.77

EGP 10,756.77 Each (ex VAT)

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Extech
100000lx
0lx
±4 %
100 lx
-
-
-
-
-
-
-
-
LT250W
LT250W
-
-
-
Extech SDL400 Light Meter, 0lx to 100000lx, ±4 %
RS Stock No.: 100-047Brand: ExtechManufacturers Part No.: SDL400

EGP 26,729.67

EGP 26,729.67 Each (ex VAT)

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Extech
100000lx
0lx
±4 %
1 lx
-
-
-
-
-
-
-
-
SDL400
SDL400
-
-
-