DE69315680D1 - Interferometrische sonde für abstandsmessung - Google Patents
Interferometrische sonde für abstandsmessungInfo
- Publication number
- DE69315680D1 DE69315680D1 DE69315680T DE69315680T DE69315680D1 DE 69315680 D1 DE69315680 D1 DE 69315680D1 DE 69315680 T DE69315680 T DE 69315680T DE 69315680 T DE69315680 T DE 69315680T DE 69315680 D1 DE69315680 D1 DE 69315680D1
- Authority
- DE
- Germany
- Prior art keywords
- distance measurement
- interferometric probe
- interferometric
- probe
- measurement
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02015—Interferometers characterised by the beam path configuration
- G01B9/02027—Two or more interferometric channels or interferometers
- G01B9/02028—Two or more reference or object arms in one interferometer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU925056697A RU2092787C1 (ru) | 1992-07-27 | 1992-07-27 | Способ определения коротких дистанций до диффузно-отражающих объектов и устройство для его осуществления |
PCT/GB1993/001582 WO1994005966A1 (en) | 1992-07-27 | 1993-07-27 | Interferometric probe for distance measurement |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69315680D1 true DE69315680D1 (de) | 1998-01-22 |
DE69315680T2 DE69315680T2 (de) | 1998-04-02 |
Family
ID=21610567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69315680T Expired - Fee Related DE69315680T2 (de) | 1992-07-27 | 1993-07-27 | Interferometrische sonde für abstandsmessung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5471302A (de) |
EP (1) | EP0609419B1 (de) |
JP (1) | JPH07503547A (de) |
DE (1) | DE69315680T2 (de) |
RU (1) | RU2092787C1 (de) |
WO (1) | WO1994005966A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPR086100A0 (en) * | 2000-10-20 | 2000-11-16 | Q-Vis Limited | Improved surface profiling apparatus |
US9618619B2 (en) * | 2012-11-21 | 2017-04-11 | Nikon Corporation | Radar systems with dual fiber coupled lasers |
US10119816B2 (en) | 2012-11-21 | 2018-11-06 | Nikon Metrology Nv | Low drift reference for laser radar |
CN112757631B (zh) * | 2020-12-21 | 2022-11-11 | 深圳市创想三维科技股份有限公司 | 一种3d打印机的自动调平装置及3d打印机 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68925212T2 (de) * | 1989-06-30 | 1996-05-15 | Renishaw Plc | Verfahren und vorrichtung zur determination des oberflächenprofils von diffus-reflektierenden objekten |
-
1992
- 1992-07-27 RU SU925056697A patent/RU2092787C1/ru active
-
1993
- 1993-07-27 JP JP6506944A patent/JPH07503547A/ja active Pending
- 1993-07-27 DE DE69315680T patent/DE69315680T2/de not_active Expired - Fee Related
- 1993-07-27 EP EP93917922A patent/EP0609419B1/de not_active Expired - Lifetime
- 1993-07-27 US US08/211,658 patent/US5471302A/en not_active Expired - Fee Related
- 1993-07-27 WO PCT/GB1993/001582 patent/WO1994005966A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1994005966A1 (en) | 1994-03-17 |
EP0609419B1 (de) | 1997-12-10 |
US5471302A (en) | 1995-11-28 |
JPH07503547A (ja) | 1995-04-13 |
RU2092787C1 (ru) | 1997-10-10 |
EP0609419A1 (de) | 1994-08-10 |
DE69315680T2 (de) | 1998-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |