Electronic Theodolite

Technical Specifications:


MET-202
MET-205
MET-210

Telescope

Length
165mm
165mm
165mm

Objective lens aperture
45mm
45mm
45mm

Magnification
30X
30X
30X

Image
Erect
Erect
Erect

Field of view
1?0′
1?0′
1?0′

Resolving power
3.3″
3.3″
3.3″

Shortest sighting distance
1m
1m
1m

Additive constant
0
0
0

Stadia proportion constant
100
100
100

Angle measurement

Minimum reading
1"/5"
1"/5"/10"
1"/5"/10"/20"

Accuracy
2"
5"
10"

Display

Display method
Double sides display
Double sides display
One side

IIIumination
Provided
Provided
Provided

Compensator

Tilt sensor
A provided
A provided
B unprovided
B unprovided

Compensating range
?′
?′
-

Optical plummet

Magnification
3X
3X
3X

Field of view
5?
5?
5?

Focusing rang
0.5m∼∞
0.5m∼∞
0.5m∼∞

Level sensitivity

Plate level
30″/2mm
30″/2mm
30″/2mm

Circular level
8′/2mm
8′/2mm
8′/2mm

Data output

Output interface
RS232C
RS232C
RS232C

Power supply

Battery
Four XAAsize batteries
Four XAAsize batteries
Four XAAsize batteries