Model

DE2A/B

DE5A/B

Telescope

Length

165mm

165mm

Objective lens aperture

ø45mm

ø45mm

Magnification

30x

30x

Image

Erect

Erect

Field of view

1°30′

1°30′

Resolving power

3.3"

3.3"

Shortest sighting distance

1m

1m

Additive constant

0

0

Stadia proportion constant

100

100

Angle measurement

Minimum reading

1"/5"

1"/5"/10"

accuracy

2"

5"

Display

Display mode

Double sides display

Double sides display

illuminiation

Provide

Provide

Compensator

Tilt sencor

A Provide / B unprovide

A Provide / B unprovide

Compensating range

±3′

±3′

Optical plummet

Magnification

3X

3X

Field of view

5°

5°

Level sensitivity

Plate level

30"/2mm

30"/2mm

Circle level

8′/2mm

8′/2mm

Data output

Output interface

RS232C

RS232C

Power supply

Rechargeable battery

1800mAh Ni-MH

1800mAh Ni-MH

Battery working time

10-20h

10-20h

Others

Waterproof class

IP45

IP45

Tribrach type

Detachable

Detachable

Working temperature range

-20°C~+50°C

-20°C~+50°C

Dimension

105x165x335

150x165x335

Weight

5kg

5kg