Nikon NPL-352 Manual

FEMA US&R Response Sys/U.S. Army Corps of Engineers
STRUCTURES SPECIALIST SKILLS TRAINING October 2007
TST – Total Station Training
Session 1-1 Measurement Basics and Theodolite Use
Basic Measurement Tools
Theodolite vs. Total Station
1) Theodolites measure horizontal and vertical angles.
2) Total Stations combine theodolites with the ability to measure distance.
3) Both can be used as simple point observation devices
Angular Measurement
Azimuth
Azimuth
• Horizontal plane
0
o
• , 360
o
is straight ahead
0
0
• Angles are measured
clockwise
Azimuth Angle
0
0
Zenith Angle
Zenith
Zenith
• Vertical plane
0
o
• is straight up, usually
• Angles are measured
down from vertical
Measurement Basics and Theodolite Use Page 2

Nikon NPL-352 Specifications

General

Brand	Nikon
Model	NPL-352
Category	Measuring Instruments
Language	English