GP2D02 Datasheet, PDF (4/4 Pages) Sharp Electrionic Components – Compact, High Sensitive Distance Measuring Sensor

Fig. 2 Detection Distance vs. Sensing Range
100
90
80
70
60
50
40
30
20
10
0
- 100
Sensing distance : 80 cm
Sensing distance : 50 cm
Sensing distance : 20 cm
- 50
0
50
100
Sensing range X (mm)
GP2D02
Test Method for Sensing Range Characteristics
-X
+X
Reflective object
White paper
(reflectivity : 90%)
Detecting portion
Emitting portion
Sensor
Fig. 3 Detection Distance vs. Illuminance
100
90
80
70
60
50
40
30
20
10
0
0
50cm
30cm
15cm
5000 10000 15000 20000 25000 30000
Illuminance (lx)
Test Method for Anti External Disturbing
Light Characteristics
Distance to reflective object
Reflective object
KODAK made white paper
(reflectivity : 90%)
Illuminance meter
Sensor
Sunlight