GB2382150B - Optical apparatus - Google Patents
Optical apparatusInfo
- Publication number
- GB2382150B GB2382150B GB8421122A GB8421122A GB2382150B GB 2382150 B GB2382150 B GB 2382150B GB 8421122 A GB8421122 A GB 8421122A GB 8421122 A GB8421122 A GB 8421122A GB 2382150 B GB2382150 B GB 2382150B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical apparatus
- optical
- 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 - Lifetime
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
- G02F1/35—Non-linear optics
- G02F1/353—Frequency conversion, i.e. wherein a light beam is generated with frequency components different from those of the incident light beams
- G02F1/3536—Four-wave interaction
- G02F1/3538—Four-wave interaction for optical phase conjugation
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB8323076.3A GB8323076D0 (en) | 1983-08-26 | 1983-08-26 | Optical tracking |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8421122D0 GB8421122D0 (en) | 2001-11-28 |
GB2382150A GB2382150A (en) | 2003-05-21 |
GB2382150B true GB2382150B (en) | 2003-10-29 |
Family
ID=10547952
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB8323076.3A Ceased GB8323076D0 (en) | 1983-08-26 | 1983-08-26 | Optical tracking |
GB8421122A Expired - Lifetime GB2382150B (en) | 1983-08-26 | 1984-08-20 | Optical apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB8323076.3A Ceased GB8323076D0 (en) | 1983-08-26 | 1983-08-26 | Optical tracking |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8323076D0 (en) |
-
1983
- 1983-08-26 GB GBGB8323076.3A patent/GB8323076D0/en not_active Ceased
-
1984
- 1984-08-20 GB GB8421122A patent/GB2382150B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB8323076D0 (en) | 2001-11-28 |
GB8421122D0 (en) | 2001-11-28 |
GB2382150A (en) | 2003-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20040819 |