Topcon IS Series User Manual

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7 CHECK AND ADJUSTMENT
7.2 Checking the Optical Axis
7.2.1 Checking the optical axis of EDM and theodolite
To check if the optical axis of EDM and theodolite are matched, follow the procedure below.
It is especially important to check after adjustment of the eyepiece reticle is carried out.
1 Position a prism about 50 to 100m apart from
IS series.
2 Press the [ADJUST] icon.
3 Press the [EDM CHECK] key.
In non-prism long mode:
The unit can not switch into EDM check mode.
In EDM check mode:
The unit can not switch into star key mode.
4 Collimate the center of a prism by prism mode.
The buzzer will sound.
5 Press the [HOLD] key to hold the quantity of
the light.
The mark "#" will appear on the right side of the
signal level indicator.
Check each of the optical axis of EDM and theodolite about prism mode and non-prism mode in order.
(In non-prism long mode: Check the same way in non-prism mode.)

Topcon IS Series Specifications

General

Brand	Topcon
Model	IS Series
Category	Measuring Instruments
Language	English