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 prismsInfo
- 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
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)
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)
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 |
-
1973
- 1973-10-16 SE SE7314028A patent/SE377185B/xx unknown
-
1974
- 1974-10-14 FR FR7434418A patent/FR2247702A1/fr active Granted
- 1974-10-15 CH CH1381774A patent/CH584882A5/xx not_active IP Right Cessation
- 1974-10-15 JP JP11917874A patent/JPS5068158A/ja active Pending
- 1974-10-16 DE DE19742449259 patent/DE2449259B2/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2449259B2 (de) | 1976-09-16 |
FR2247702B1 (fr) | 1980-04-18 |
DE2449259A1 (de) | 1975-04-24 |
CH584882A5 (fr) | 1977-02-15 |
SE7314028L (fr) | 1975-04-17 |
SE377185B (fr) | 1975-06-23 |
JPS5068158A (fr) | 1975-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |