FR2443076B1 - - Google Patents
Info
- Publication number
- FR2443076B1 FR2443076B1 FR7929591A FR7929591A FR2443076B1 FR 2443076 B1 FR2443076 B1 FR 2443076B1 FR 7929591 A FR7929591 A FR 7929591A FR 7929591 A FR7929591 A FR 7929591A FR 2443076 B1 FR2443076 B1 FR 2443076B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2848—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers having refractive means, e.g. imaging elements between light guides as splitting, branching and/or combining devices, e.g. lenses, holograms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Holo Graphy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1229878A CH626729A5 (fr) | 1978-12-01 | 1978-12-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2443076A1 FR2443076A1 (fr) | 1980-06-27 |
FR2443076B1 true FR2443076B1 (fr) | 1984-03-16 |
Family
ID=4381702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7929591A Granted FR2443076A1 (fr) | 1978-12-01 | 1979-11-30 | Procede de fabrication d'un dispositif de couplage d'au moins deux conducteurs de lumiere et dispositif de couplage selon ce procede |
Country Status (9)
Country | Link |
---|---|
US (1) | US4310216A (fr) |
JP (1) | JPS5593112A (fr) |
AT (1) | AT384894B (fr) |
CA (1) | CA1119851A (fr) |
CH (1) | CH626729A5 (fr) |
DE (1) | DE2947728C2 (fr) |
FR (1) | FR2443076A1 (fr) |
GB (1) | GB2038023B (fr) |
IT (1) | IT1119478B (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH635442A5 (fr) * | 1980-04-03 | 1983-03-31 | Cabloptic Sa | Procede de couplage d'au moins deux fibres optiques au moyen d'une lentille holographique et dispositif de mise en oeuvre de ce procede. |
US4392709A (en) * | 1980-10-29 | 1983-07-12 | The United States Of America As Represented By The Secretary Of The Air Force | Method of manufacturing holographic elements for fiber and integrated optic systems |
US4398792A (en) * | 1981-02-03 | 1983-08-16 | The United States Of America As Represented By The Secretary Of The Air Force | Holographic coupler for fiber optic systems |
FR2500937B1 (fr) * | 1981-02-27 | 1983-04-15 | Thomson Csf | |
US4465332A (en) * | 1982-05-06 | 1984-08-14 | The United States Of America As Represented By The Secretary Of The Air Force | Holographic directional coupler for fiber optic systems |
US4540246A (en) * | 1983-03-28 | 1985-09-10 | Polaroid Corporation | Holographic optical apparatus for use with expanded-beam type fiber optical components |
DE3324612A1 (de) * | 1983-07-08 | 1985-01-17 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Optische koppelanordnung |
JPS60198509A (ja) * | 1984-03-22 | 1985-10-08 | Sumitomo Electric Ind Ltd | 光コネクタフエル−ルとその製造方法 |
US4705344A (en) * | 1984-12-19 | 1987-11-10 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical interconnection arrangement |
FR2590995B1 (fr) * | 1985-02-26 | 1988-08-19 | Thomson Csf | Dispositif d'interconnexion optique de cartes de composants electroniques dans un coffret et procede de fabrication |
DE3833096A1 (de) * | 1988-09-29 | 1990-04-05 | Siemens Ag | Optische koppelanordnung |
US4998787A (en) * | 1988-10-05 | 1991-03-12 | Grumman Aerospace Corporation | Method of fabricating a multiple holographic lens |
GB2227102B (en) * | 1989-01-13 | 1993-03-24 | Ferranti Int Signal | Optical coupler with a fibre link between transceivers |
US5548418A (en) * | 1994-01-14 | 1996-08-20 | Dcs Corporation | Holographic structured light generator |
BR9814518A (pt) * | 1997-12-29 | 2000-10-17 | Novartis Ag | Lente oftálmica holográfica |
JP3984009B2 (ja) * | 2001-08-13 | 2007-09-26 | 株式会社豊田中央研究所 | 光導波路デバイスの製造方法 |
US11409240B2 (en) | 2018-12-17 | 2022-08-09 | Meta Platforms Technologies, Llc | Holographic pattern generation for head-mounted display (HMD) eye tracking using a diffractive optical element |
US11256213B2 (en) | 2018-12-17 | 2022-02-22 | Facebook Technologies, Llc | Holographic pattern generation for head-mounted display (HMD) eye tracking using an array of parabolic mirrors |
US11281160B2 (en) * | 2018-12-17 | 2022-03-22 | Facebook Technologies, Llc | Holographic pattern generation for head-mounted display (HMD) eye tracking using a fiber exposure |
US10816809B2 (en) | 2018-12-17 | 2020-10-27 | Facebook Technologies, Llc | Holographic in-field illuminator |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666345A (en) * | 1969-09-20 | 1972-05-30 | Licentia Gmbh | Coupling device in modulated coherent light transmission system |
DE2415046A1 (de) * | 1974-03-28 | 1975-10-02 | Siemens Ag | Vorrichtung zur verteilung von lichtsignalen auf mehrere empfaenger |
JPS6048755B2 (ja) * | 1975-07-01 | 1985-10-29 | 富士写真光機株式会社 | ホログラフイツクステレオグラム作成方法 |
US4057319A (en) * | 1976-04-05 | 1977-11-08 | National Research Development Corporation | Optical system using a hologram coupler |
IT1071131B (it) * | 1976-07-16 | 1985-04-02 | Cselt Centro Studi Lab Telecom | Equalizzatore ottico totale per trasmissione di segnali su guide ottiche multimodo |
US4118106A (en) * | 1976-08-02 | 1978-10-03 | Environmental Research Institute Of Michigan | Fiber optic phase correction using holograms |
JPS53115246A (en) * | 1977-03-17 | 1978-10-07 | Nippon Selfoc Co Ltd | Horogram light beam separating circuit |
JPS606518B2 (ja) * | 1977-06-09 | 1985-02-19 | 日本電気株式会社 | ホログラム波面変換素子の製作方法 |
-
1978
- 1978-12-01 CH CH1229878A patent/CH626729A5/fr not_active IP Right Cessation
-
1979
- 1979-01-24 AT AT0049179A patent/AT384894B/de not_active IP Right Cessation
- 1979-11-13 IT IT69204/79A patent/IT1119478B/it active
- 1979-11-21 CA CA000340334A patent/CA1119851A/fr not_active Expired
- 1979-11-27 DE DE2947728A patent/DE2947728C2/de not_active Expired
- 1979-11-28 GB GB7941083A patent/GB2038023B/en not_active Expired
- 1979-11-28 US US06/098,250 patent/US4310216A/en not_active Expired - Lifetime
- 1979-11-30 JP JP15448679A patent/JPS5593112A/ja active Pending
- 1979-11-30 FR FR7929591A patent/FR2443076A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2947728A1 (de) | 1980-06-12 |
IT7969204A0 (it) | 1979-11-13 |
ATA49179A (de) | 1987-06-15 |
GB2038023A (en) | 1980-07-16 |
DE2947728C2 (de) | 1983-08-04 |
GB2038023B (en) | 1982-11-10 |
CA1119851A (fr) | 1982-03-16 |
JPS5593112A (en) | 1980-07-15 |
IT1119478B (it) | 1986-03-10 |
US4310216A (en) | 1982-01-12 |
CH626729A5 (fr) | 1981-11-30 |
FR2443076A1 (fr) | 1980-06-27 |
AT384894B (de) | 1988-01-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |