Chapter 3
Theory of Operation
P/N 79000035_SM, Version 1.5 3 - 15 Focus 30/35 Service Manual
Tracker unit F30
Location of Tracker system
Fig. 3-12 Tracker system location
Technical specification
• Laser transmitter 850nm, Laser class 1, coaxial
• Laser output power 100µW, Laser class1
• Camera VGA 752x480 pixel
• Focal length 120mm
• Divergence 2,65 x 1,66gon (horizontal x vertical)
• Auto lock precision: 2mm at 200m
• Tracking range: 1m to 300m /800m depend on typ of prism
• Passive tracking system to Trimble/SP prism targets.
Functional description
In the Focus 30 a Tracker system (transmitter and receiver) to passive prism targets is used. An
Camera tracker receiver
Tracker transmitter
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