adns-4700 Avago Technologies, adns-4700 Datasheet - Page 18

• Manufacturer Part Number: adns-4700
• Description: Single Chip Usb Optical Mouse Sensor
• Manufacturer: Avago Technologies

Figure 20. Typical Resolution vs. Z Height
Figure 21. Mean shutter vs Z height over white paper
Notes:
1. The sensor is designed for optimal performance when used with the specifi ed LED.
2. Z = distance from Lens Reference Plane to Surface.
18
1200
1000
300
250
200
150
100
800
600
400
200
50
0
0
-0.6 -0.5
-0.8
Manila
-0.4 -0.3
White Formica
White Paper
White Delrin
-0.6
-0.4
Resolution vs Z-Height on Standard Surfaces
-0.2
-0.1 0
-0.2
Delta from Nominal Focus (mm)
Mean Shutter vs Z (White paper)
Spruce/White Pine
Black Formica
Photo Paper
Z-Height(mm)
0
0.1 0.2 0.3
0.2
0.4
-0.2
0.4
0.6
0.5 0.6
Avg-3sigma
Avg
Avg+3sigma
0.8
0.7
1.0
0.8