Zeměměřické a astronomické přístroje používané na území ČR od 16. do konce 20. století
Instruments
Manufacturers
About project
instruments
theodolite
THN
manufacturers
Srb a Štys
THN
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THN
Description
The manufacturer's name on the device
SRB a ŠTYS - PRAHA
Interesting construction features
Information about the use of device
Information about the device condition
Basic data
VÚGTK:
S0098
Owner:
Národní technické muzeum
Manufacturer:
Srb a Štys
Made:
01.01.1935
Length:
177
mm
Width:
155
mm
Height:
254
mm
Weight:
3620
g
S/N:
2467
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:
yes
distance meter type:
optical
construction of the distance meter:
integrated
view in the telescope:
inverted
variable telescope length:
no
telescope length with retracted eyepiece:
165
mm
telescope diameter:
35
mm
minimum telescope focusing distance:
4000
mm
telescope magnification:
20
type of optical plummet:
none
compass:
none
horizontal circle diameter:
120
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:
30"
setting the horizontal circle to zero:
none
vertical circle:
yes
segment of the vertical circle:
no
vertical circle diameter:
97
mm
main reading scale of the vertical circle:
vernier
number of reading scales of the vertical circle:
2
the smallest segment of the vertical circle:
30"
cross level:
yes
length of the cross level/level parallel with line of collimation:
50
mm
bubble length of the cross level/level parallel with line of collimation:
18
mm
length of the cross level/level perpendicular with line of collimation:
50
mm
bubble length of the cross level/level perpendicular with line of collimation:
18
mm
leveling vial:
yes
length of leveling vial:
75
mm
bubble length of the leveling vial:
25
mm
striding level:
no
altitude buble:
yes
lenght of the altitude level:
55
mm
sensitivity of the striding level or leveling vial:
30
"
sensitivity of the alidade level:
40
"
designed for work:
basic work