Zeměměřické a astronomické přístroje používané na území ČR od 16. do konce 20. století
Instruments
Manufacturers
About project
instruments
theodolite
manufacturers
Eichler
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theodolite – Eichler
Description
The manufacturer's name on the device
HERMANN EICHLER AUSSIG A./E.
Interesting construction features
Information about the use of device
Information about the device condition
Basic data
VÚGTK:
S0136
Owner:
Hornicko-geologická fakulta, VŠB-TUO
Manufacturer:
Eichler
Made:
01.01.1900
Length:
173
mm
Width:
145
mm
Height:
230
mm
Weight:
3560
g
S/N:
3524
Technical parameters
cross hairs:
telescope type:
flip over
tripod connection:
tribrach
type of clamp:
clamp on the axis
compensator:
no
unite:
° ' "
the possibility of determining the elevation:
no
variable telescope length:
yes
telescope length with retracted eyepiece:
158
mm
telescope length with extended eyepiece:
190
mm
telescope diameter:
23
mm
minimum telescope focusing distance:
1400
mm
telescope magnification:
12.5
type of optical plummet:
none
compass:
none
horizontal circle diameter:
135
mm
main reading scale of the horizontal circle:
vernier
number of reading scales of the horizontal circle:
2
the smallest segment of the horizontal circle:
1'
setting the horizontal circle to zero:
repeating
vertical circle:
no
segment of the vertical circle:
no
cross level:
no
leveling vial:
yes
length of leveling vial:
75
mm
bubble length of the leveling vial:
20
mm
striding level:
no
altitude buble:
no
sensitivity of the striding level or leveling vial:
15
"
designed for work:
basic work