Zeměměřické a astronomické přístroje používané na území ČR od 16. do konce 20. století
Instruments
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instruments
other devices for measuring angle
manufacturers
Breithaupt
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other devices for measuring angle – Breithaupt
Description
The manufacturer's name on the device
F. W. Breithaupt & Sohn Cassel
Interesting construction features
Information about the use of device
Information about the device condition
Basic data
VÚGTK:
S0076
Owner:
unpublished
Manufacturer:
Breithaupt
Made:
17.12.1870
Length:
150
mm
Width:
140
mm
Height:
147
mm
Weight:
2510
g
S/N:
Technical parameters
cross hairs:
telescope type:
rotated
tripod connection:
pin with 4 horizontal screws
type of clamp:
peripheral clamp
compensator:
no
unite:
° ' "
the possibility of determining the elevation:
no
altitude buble:
no
view in the telescope:
inverted
variable telescope length:
yes
telescope length with retracted eyepiece:
150
mm
telescope length with extended eyepiece:
160
mm
telescope diameter:
18
mm
minimum telescope focusing distance:
4000
mm
telescope magnification:
6
compass:
integrated
compass design:
circle
compass diameter:
75
mm
smallest division of the compass scale:
30'
horizontal circle:
yes
horizontal circle diameter:
89
mm
main reading scale of the horizontal circle:
vernier
the smallest segment of the horizontal circle:
1'
number of reading scales of the horizontal circle:
2
setting the horizontal circle to zero:
none
vertical circle:
yes
segment of the vertical circle:
no
vertical circle diameter:
77
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:
1'
cross level:
no
length of leveling vial:
63
mm
bubble length of the leveling vial:
12
mm
striding level:
no
sensitivity of the striding level or leveling vial:
60
"
designed for work:
basic work