SETL AL Serisi Otomatik Nivo

Model Parameter

Al-20

AL-24

AL-28

AL-32

Standard Deviation for 1km Double-run levelling

2.5mm

2.0mm

1.5mm

1.0mm

Telescope image

Erect

Erect

Erect

Erect

Magnification

20X

24X

28X

32X

Clear Objective Aperture

30mm

36mm

36mm

36mm

Angle of field of View

1°20′

1°20′

1°20′

1°20′

Shortest Focusing Distance

0.65m

0.65m

0.65m

0.65m

Stadia Multiplying Constant

100

100

100

100

Stadia Additive Constant

0

0

0

0

Sensitivity of Circular Level

8′/2mm

8′/2mm

8′/2mm

8′/2mm

Graduation interval of Circle

1°or 1gon

1°or 1gon

1°or 1gon

1°or 1gon

Compensator type

X-shaped wire suspension air-damping

Compensator working Range

±15′

±15′

±15′

±15′

Setting Accuracy

±0.5″

±0.5″

±0.4″

±0.3″

Dimensions

190×130×136mm

190×130×136mm

190×130×136mm

190×130×136mm

Weight

1.8kg

1.8kg

1.8kg

1.8kg

Connecting size to tripod

M16 or 5/8″

M16 or 5/8″

M16 or 5/8″

M16 or 5/8″