CH522876A - Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point - Google Patents
Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference pointInfo
- Publication number
- CH522876A CH522876A CH476570A CH476570A CH522876A CH 522876 A CH522876 A CH 522876A CH 476570 A CH476570 A CH 476570A CH 476570 A CH476570 A CH 476570A CH 522876 A CH522876 A CH 522876A
- Authority
- CH
- Switzerland
- Prior art keywords
- electro
- relation
- determining
- reference point
- fixed reference
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH476570A CH522876A (en) | 1970-04-01 | 1970-04-01 | Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point |
DE19712105987 DE2105987A1 (en) | 1970-04-01 | 1971-02-09 | Electro-optical measuring arrangement for Be mood of the local position of a moving measurement mark compared to a fixed reference point Be |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH476570A CH522876A (en) | 1970-04-01 | 1970-04-01 | Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point |
Publications (1)
Publication Number | Publication Date |
---|---|
CH522876A true CH522876A (en) | 1972-05-15 |
Family
ID=4282130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH476570A CH522876A (en) | 1970-04-01 | 1970-04-01 | Electro-optical measuring arrangement for determining the local position of a moving measuring mark in relation to a fixed reference point |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH522876A (en) |
DE (1) | DE2105987A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2196776A1 (en) | 2008-12-15 | 2010-06-16 | Leica Geosystems AG | Opto-electronic position sensor and corresponding position measuring method |
-
1970
- 1970-04-01 CH CH476570A patent/CH522876A/en not_active IP Right Cessation
-
1971
- 1971-02-09 DE DE19712105987 patent/DE2105987A1/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2196776A1 (en) | 2008-12-15 | 2010-06-16 | Leica Geosystems AG | Opto-electronic position sensor and corresponding position measuring method |
US8488132B2 (en) | 2008-12-15 | 2013-07-16 | Leica Geosystems Ag | Optoelectronic position measurement device and position measurement method |
Also Published As
Publication number | Publication date |
---|---|
DE2105987A1 (en) | 1971-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |