Zeměměřické a astronomické přístroje používané na území ČR od 16. do konce 20. století
Instruments
Manufacturers
About project
instruments
levelling instrument
manufacturers
H. Hochapfel
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levelling instrument – H. Hochapfel
Description
The manufacturer's name on the device
H. HOCHAPFEL SAARBRÜCKEN
Interesting construction features
Information about the use of device
Information about the device condition
Basic data
VÚGTK:
S0024
Owner:
Národní technické muzeum
Manufacturer:
H. Hochapfel
Made:
01.01.1900
Length:
116
mm
Width:
113
mm
Height:
135
mm
Weight:
2490
g
S/N:
Technical parameters
cross hairs:
telescope type:
non-removable
tripod connection:
tribrach
type of clamp:
clamp on the axis
compensator:
no
unite:
° ' "
elevation screw:
no
distance meter type:
optical
construction of the distance meter:
integrated
variable telescope length:
no
telescope length with retracted eyepiece:
231
mm
telescope length with extended eyepiece:
232
mm
telescope diameter:
44
mm
minimum telescope focusing distance:
3000
mm
telescope magnification:
22
horizontal circle:
no
segment of the vertical circle:
no
cross level:
no
leveling vial:
yes
length of leveling vial:
109
mm
bubble length of the leveling vial:
23
mm
striding level:
no
sensitivity of the striding level or leveling vial:
30
"
designed for work:
basic work