Leica N3-70 User Manual

Leica N3-70 Specifications

General

Brand	Leica
Model	N3-70
Category	Laser Level
Language	English

Summary

1. Description

1.1 Instrument

Details the base plate, telescope eyepiece, focussing knob, tilting screw, optical sight, horizontal clamp, and horizontal drive of the WILD N3.

1.2 Parallel Plate Micrometer

1.4 Staffs

1.4.1 Invar Levelling Staffs

Discusses invar staffs for precision levelling, their graduation, and checking methods for the N3.

2. Instructions for Use

2.1 Unpacking and Setting Up

Details how to unpack, set up the tripod and instrument, and achieve temperature equilibrium.

2.2 Focussing and Sighting

2.3 Setting the Line of Sight Horizontal

Describes how to centre the circular bubble and set the split bubble for a horizontal line of sight.

2.4 Reading the Staff

2.5 Line Levelling

4. Testing and Adjusting

4.3 Horizontality of the Line of Sight

Details testing and adjusting the instrument's line of sight for horizontality.

6. Care, Storage and Transport

7. Danger when using staffs in the vicinity of electrical installations