FR2247702A1 - Surveying instrument indicating plane in space - has light source directed to rotating head with two prisms - Google Patents

Surveying instrument indicating plane in space - has light source directed to rotating head with two prisms

Info

Publication number
FR2247702A1
FR2247702A1 FR7434418A FR7434418A FR2247702A1 FR 2247702 A1 FR2247702 A1 FR 2247702A1 FR 7434418 A FR7434418 A FR 7434418A FR 7434418 A FR7434418 A FR 7434418A FR 2247702 A1 FR2247702 A1 FR 2247702A1
Authority
FR
France
Prior art keywords
plane
light
space
light source
prisms
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.)
Granted
Application number
FR7434418A
Other languages
English (en)
Other versions
FR2247702B1 (fr
Inventor
R Wiklund
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.)
AGA AB
Original Assignee
AGA AB
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 AGA AB filed Critical AGA AB
Publication of FR2247702A1 publication Critical patent/FR2247702A1/fr
Application granted granted Critical
Publication of FR2247702B1 publication Critical patent/FR2247702B1/fr
Granted 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/108—Scanning systems having one or more prisms as scanning elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/1805—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)
FR7434418A 1973-10-16 1974-10-14 Surveying instrument indicating plane in space - has light source directed to rotating head with two prisms Granted FR2247702A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7314028A SE377185B (fr) 1973-10-16 1973-10-16

Publications (2)

Publication Number Publication Date
FR2247702A1 true FR2247702A1 (en) 1975-05-09
FR2247702B1 FR2247702B1 (fr) 1980-04-18

Family

ID=20318822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434418A Granted FR2247702A1 (en) 1973-10-16 1974-10-14 Surveying instrument indicating plane in space - has light source directed to rotating head with two prisms

Country Status (5)

Country Link
JP (1) JPS5068158A (fr)
CH (1) CH584882A5 (fr)
DE (1) DE2449259B2 (fr)
FR (1) FR2247702A1 (fr)
SE (1) SE377185B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770480A (en) * 1986-05-12 1988-09-13 Spectra-Physics, Inc. Apparatus and method for providing multiple reference laser beams
KR940002358B1 (ko) * 1990-04-03 1994-03-23 도오꾜오 덴끼 가부시끼가이샤 광주사 장치
DE19814151A1 (de) * 1998-03-30 1999-10-14 Quante Baulaser Gmbh Zweiachslasermeßgerät
DE19814149C2 (de) * 1998-03-30 2002-05-16 Quante Baulaser Gmbh Zweiachslasermeßgerät und Kombination desselben mit einem Messinstrument

Also Published As

Publication number Publication date
SE377185B (fr) 1975-06-23
JPS5068158A (fr) 1975-06-07
DE2449259A1 (de) 1975-04-24
DE2449259B2 (de) 1976-09-16
SE7314028L (fr) 1975-04-17
FR2247702B1 (fr) 1980-04-18
CH584882A5 (fr) 1977-02-15

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse