Topcon GPT-7502 - Page 33

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1 NOMENCLATURE AND FUNCTIONS
• Point guide ON/OFF
This feature is most useful when doing stake out work. The Point Guide's red LEDs on the
GTS-750/GPT-7500 Series telescope assist the rod person in getting on-line. The Point Guide
feature is fast and simple to use.
Instrument
Illuminate
Blink
The Point Guide should be used within a distance of
100 meters (328 ft.). The quality of its results will
depend on the weather conditions and the user's
eyesight.
The goal of the rod person is to look at both LEDs
on the instrument and move the prism on-line until
both LEDs become equally bright . If the solid LED
is brighter, move to the right. If the blinking LED is
brighter, move to the left.
Prism