FR1485938A - Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography - Google Patents

Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography

Info

Publication number
FR1485938A
FR1485938A FR67748A FR67748A FR1485938A FR 1485938 A FR1485938 A FR 1485938A FR 67748 A FR67748 A FR 67748A FR 67748 A FR67748 A FR 67748A FR 1485938 A FR1485938 A FR 1485938A
Authority
FR
France
Prior art keywords
topography
altitude
determining
laser beam
beam generator
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR67748A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Process Equipment Co
Original Assignee
Process Equipment Co
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 Process Equipment Co filed Critical Process Equipment Co
Priority to FR67748A priority Critical patent/FR1485938A/en
Application granted granted Critical
Publication of FR1485938A publication Critical patent/FR1485938A/en
Expired legal-status Critical Current

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
    • G01C15/004—Reference lines, planes or sectors
FR67748A 1966-06-30 1966-06-30 Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography Expired FR1485938A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR67748A FR1485938A (en) 1966-06-30 1966-06-30 Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR67748A FR1485938A (en) 1966-06-30 1966-06-30 Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography

Publications (1)

Publication Number Publication Date
FR1485938A true FR1485938A (en) 1967-06-23

Family

ID=8612259

Family Applications (1)

Application Number Title Priority Date Filing Date
FR67748A Expired FR1485938A (en) 1966-06-30 1966-06-30 Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography

Country Status (1)

Country Link
FR (1) FR1485938A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994012852A1 (en) * 1992-12-03 1994-06-09 Societe Civile De Recherche Bhm Surveying laser

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994012852A1 (en) * 1992-12-03 1994-06-09 Societe Civile De Recherche Bhm Surveying laser
FR2698961A1 (en) * 1992-12-03 1994-06-10 Bhm Ste Civile Rech Device emitting a laser beam capable of serving as a level.

Similar Documents

Publication Publication Date Title
FR1516769A (en) Method and optical apparatus for studying positional relations
CH520421A (en) Device for improving the homogeneity of a laser beam
FR1388356A (en) Method and apparatus for working materials using a charged particle beam
CH455077A (en) Device for scanning objects by means of the beams of an injection laser and method for their operation
CH458548A (en) Method and device for readjusting the focusing of a corpuscular beam
FR1485938A (en) Method and apparatus for determining an altitude by means of a plane laser beam generator and more particularly usable in topography
CH534029A (en) Method for securing a blank to a base plate and apparatus for implementing this method
CH494397A (en) Device for generating an oscillating light beam
FR1509569A (en) Method and apparatus for the partial combustion of hydrocarbons
FR1515630A (en) Analytical method and apparatus for measuring free energy
FR1502230A (en) Method and apparatus for electrolytic machining
FR1508459A (en) Device and method for measuring the energy distribution of a laser
CH479878A (en) Method for measuring the intensity of very weak magnetic fields with an optical magnetometer and apparatus for carrying out this method
FR1501764A (en) Tire uniformity test method and corresponding apparatus
CH464382A (en) Method for generating a monochromatic light beam by means of a laser oscillator and arrangement for carrying out the method
BE830799A (en) METHOD AND DEVICE FOR TESTING THE OPTICAL POWER OF A LENS
CH518546A (en) Method for the determination of an isotope with high specific activity α and apparatus for carrying out the method
FR1454460A (en) Method and device for adjusting the focus of an electron beam
FR1526671A (en) Method and apparatus for electrochemical deburring
FR1495668A (en) Method and device for irradiating by means of coherent electromagnetic waves
FR2415801A2 (en) METHOD AND DEVICE FOR DETERMINING THE GRANULOMETRIC DISTRIBUTION OF A MIXTURE OF PARTICLES
FR1347111A (en) Method and apparatus for automatic focusing of the beam of electrified particles in instruments intended for working a material by means of a beam of electrified particles
FR1472994A (en) Method and device for reconcentration of saline solutions
FR1477570A (en) Method and device for modulating a beam of light
FR1479298A (en) Method and device for measuring the characteristics of an elliptically polarized light beam