ZA73304B - Improvements in or relating to laser beam levelling equipment - Google Patents

Improvements in or relating to laser beam levelling equipment

Info

Publication number
ZA73304B
ZA73304B ZA730304A ZA73304A ZA73304B ZA 73304 B ZA73304 B ZA 73304B ZA 730304 A ZA730304 A ZA 730304A ZA 73304 A ZA73304 A ZA 73304A ZA 73304 B ZA73304 B ZA 73304B
Authority
ZA
South Africa
Prior art keywords
relating
laser beam
levelling equipment
beam levelling
equipment
Prior art date
Application number
ZA730304A
Other languages
English (en)
Inventor
H Proelss
Original Assignee
Siemens Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ZA73304B publication Critical patent/ZA73304B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
    • G01C15/002—Active optical surveying means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Lasers (AREA)
ZA730304A 1972-02-03 1973-01-16 Improvements in or relating to laser beam levelling equipment ZA73304B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2205134A DE2205134A1 (de) 1972-02-03 1972-02-03 Vorrichtung zur justierkontrolle fuer laserstrahlgeraete

Publications (1)

Publication Number Publication Date
ZA73304B true ZA73304B (en) 1973-10-31

Family

ID=5834946

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA730304A ZA73304B (en) 1972-02-03 1973-01-16 Improvements in or relating to laser beam levelling equipment

Country Status (4)

Country Link
BE (1) BE794929A (xx)
DE (1) DE2205134A1 (xx)
FR (1) FR2170127B3 (xx)
ZA (1) ZA73304B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH660232A5 (de) * 1983-01-13 1987-03-31 Amberg Messtechnik Ag Vorrichtung zum feststellen einer relativen distanzaenderung zwischen zwei messstellen und verwendung derselben.

Also Published As

Publication number Publication date
BE794929A (fr) 1973-05-29
FR2170127B3 (xx) 1976-01-30
DE2205134A1 (de) 1973-08-09
FR2170127A1 (xx) 1973-09-14

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