GB2060931A - Method and apparatus for determining the velocity of light under varied environmental conditions in combination with an interferometer - Google Patents
Method and apparatus for determining the velocity of light under varied environmental conditions in combination with an interferometer Download PDFInfo
- Publication number
- GB2060931A GB2060931A GB8032559A GB8032559A GB2060931A GB 2060931 A GB2060931 A GB 2060931A GB 8032559 A GB8032559 A GB 8032559A GB 8032559 A GB8032559 A GB 8032559A GB 2060931 A GB2060931 A GB 2060931A
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical
- interferometer
- light
- length
- measuring system
- 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.)
- Withdrawn
Links
- 230000007613 environmental effect Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 19
- 230000003287 optical effect Effects 0.000 claims abstract description 72
- 238000005259 measurement Methods 0.000 claims abstract description 27
- 239000012080 ambient air Substances 0.000 claims abstract description 18
- 108010074105 Factor Va Proteins 0.000 claims abstract description 16
- 239000003570 air Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000035559 beat frequency Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8421979A | 1979-10-12 | 1979-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2060931A true GB2060931A (en) | 1981-05-07 |
Family
ID=22183567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8032559A Withdrawn GB2060931A (en) | 1979-10-12 | 1980-10-09 | Method and apparatus for determining the velocity of light under varied environmental conditions in combination with an interferometer |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5664604A (pt) |
| AU (1) | AU6310680A (pt) |
| BR (1) | BR8006560A (pt) |
| DE (1) | DE3037567A1 (pt) |
| FR (1) | FR2467383A1 (pt) |
| GB (1) | GB2060931A (pt) |
| IL (1) | IL61217A0 (pt) |
| IT (1) | IT1130528B (pt) |
| NO (1) | NO803055L (pt) |
| SE (1) | SE8007100L (pt) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5940180A (en) * | 1994-10-11 | 1999-08-17 | Giddings & Lewis | Laser interferometer measurement system for use with machine tools |
| EP2065674A1 (en) * | 2001-07-17 | 2009-06-03 | Bandag Incorporated | Shearographic imaging machine |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59218903A (ja) * | 1983-05-27 | 1984-12-10 | Sumitomo Electric Ind Ltd | 光学計測装置 |
| DE3401900A1 (de) * | 1984-01-20 | 1985-08-01 | Fa. Carl Zeiss, 7920 Heidenheim | Interferometer zur laengen- oder winkelmessung |
| JPS6255501A (ja) * | 1985-09-04 | 1987-03-11 | Canon Inc | レ−ザ測長装置 |
| JPS6428502A (en) * | 1987-07-23 | 1989-01-31 | Yokogawa Electric Corp | Length measuring device |
| DE8907250U1 (de) * | 1989-06-14 | 1989-08-10 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Laserinterferometer - Refraktometer |
| CN103033338B (zh) * | 2012-12-12 | 2015-06-10 | 中国科学院长春光学精密机械与物理研究所 | 真空紫外波段成像系统的平场定标装置及平场定标方法 |
-
1980
- 1980-10-04 DE DE19803037567 patent/DE3037567A1/de not_active Withdrawn
- 1980-10-06 IL IL61217A patent/IL61217A0/xx unknown
- 1980-10-09 IT IT68554/80A patent/IT1130528B/it active
- 1980-10-09 GB GB8032559A patent/GB2060931A/en not_active Withdrawn
- 1980-10-09 AU AU63106/80A patent/AU6310680A/en not_active Abandoned
- 1980-10-10 FR FR8021701A patent/FR2467383A1/fr not_active Withdrawn
- 1980-10-10 SE SE8007100A patent/SE8007100L/ not_active Application Discontinuation
- 1980-10-10 BR BR8006560A patent/BR8006560A/pt unknown
- 1980-10-10 NO NO803055A patent/NO803055L/no unknown
- 1980-10-11 JP JP14114680A patent/JPS5664604A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5940180A (en) * | 1994-10-11 | 1999-08-17 | Giddings & Lewis | Laser interferometer measurement system for use with machine tools |
| EP2065674A1 (en) * | 2001-07-17 | 2009-06-03 | Bandag Incorporated | Shearographic imaging machine |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1130528B (it) | 1986-06-18 |
| FR2467383A1 (fr) | 1981-04-17 |
| IT8068554A0 (it) | 1980-10-09 |
| JPS5664604A (en) | 1981-06-01 |
| BR8006560A (pt) | 1981-04-14 |
| SE8007100L (sv) | 1981-04-13 |
| NO803055L (no) | 1981-04-13 |
| AU6310680A (en) | 1981-04-16 |
| IL61217A0 (en) | 1980-12-31 |
| DE3037567A1 (de) | 1981-05-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |