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17. OFFSET MEASUREMENT
By measuring the distances between the target point and the two offset points.
Install two offset points (1st target and 2nd target) on a straight line from the target
point, observe the 1st target and 2nd target, then enter the distance between the
2nd target and the target point to find the target point.
• It is possible to make this measurement easily using the optional equipment:
the 2-point target (2RT500-K). When using this 2-point target, be sure to set
prism constant to 0.
C
"25.1 EDM Settings"
How to use 2-point target (2RT500-K)
• Install the 2-point target with its tip at the target point.
• Face the targets toward the instrument.
• Measure the distance from the target point to the 2nd target.
• Set the reflector type to “sheet”
X
PROCEDURE
1. Install two offset points (1st target,
2nd target) on a straight line from
the target point and use the offset
points as the target.
17.3
Two-distance Offset Measurement
X130R.book 79 ページ 2003年10月8日 水曜日 午後12時53分
Summary of Contents for 130R Series
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