DE3689438D1 - Phasengitter des zusammengesetzten Muster-Refraktionstyps. - Google Patents
Phasengitter des zusammengesetzten Muster-Refraktionstyps.Info
- Publication number
- DE3689438D1 DE3689438D1 DE86114526T DE3689438T DE3689438D1 DE 3689438 D1 DE3689438 D1 DE 3689438D1 DE 86114526 T DE86114526 T DE 86114526T DE 3689438 T DE3689438 T DE 3689438T DE 3689438 D1 DE3689438 D1 DE 3689438D1
- Authority
- DE
- Germany
- Prior art keywords
- phase grating
- composite pattern
- refraction type
- pattern refraction
- type
- 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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
- G02B5/1871—Transmissive phase gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1847—Manufacturing methods
- G02B5/1857—Manufacturing methods using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60236751A JPH079483B2 (ja) | 1985-10-22 | 1985-10-22 | 形態屈折率双変調型位相格子 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3689438D1 true DE3689438D1 (de) | 1994-02-03 |
DE3689438T2 DE3689438T2 (de) | 1994-04-14 |
Family
ID=17005249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE86114526T Expired - Lifetime DE3689438T2 (de) | 1985-10-22 | 1986-10-20 | Phasengitter des zusammengesetzten Muster-Refraktionstyps. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4759607A (de) |
EP (1) | EP0219845B1 (de) |
JP (1) | JPH079483B2 (de) |
KR (1) | KR900007555B1 (de) |
DE (1) | DE3689438T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07101246B2 (ja) * | 1987-03-07 | 1995-11-01 | 株式会社クラレ | 形態屈折率双変調型導波路レンズ |
JPH0833527B2 (ja) * | 1988-07-18 | 1996-03-29 | キヤノン株式会社 | 光学的ローパスフィルターを有した撮影系 |
US5367588A (en) * | 1992-10-29 | 1994-11-22 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Communications | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same |
JPH07234309A (ja) * | 1993-12-23 | 1995-09-05 | Xerox Corp | バイナリ回折光学素子ビーム分割器 |
KR20180031285A (ko) * | 2016-09-19 | 2018-03-28 | 삼성전자주식회사 | 평면형 가변 초점 렌즈 |
CN112731577B (zh) * | 2020-12-26 | 2022-05-10 | 华中光电技术研究所(中国船舶重工集团公司第七一七研究所) | 用于振幅/相位双重调制的四区域光栅及其制作方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5222209B2 (de) * | 1972-06-23 | 1977-06-16 | ||
JPS5139864B2 (de) * | 1972-12-04 | 1976-10-30 | ||
JPS5741621A (en) * | 1980-08-26 | 1982-03-08 | Minolta Camera Co Ltd | Bilevel phase grating type focal plane |
US4568147A (en) * | 1983-11-17 | 1986-02-04 | Gte Laboratories Incorporated | Flat profile grating coupler |
-
1985
- 1985-10-22 JP JP60236751A patent/JPH079483B2/ja not_active Expired - Fee Related
-
1986
- 1986-10-20 EP EP86114526A patent/EP0219845B1/de not_active Expired - Lifetime
- 1986-10-20 DE DE86114526T patent/DE3689438T2/de not_active Expired - Lifetime
- 1986-10-20 KR KR1019860008817A patent/KR900007555B1/ko not_active IP Right Cessation
- 1986-10-21 US US06/921,588 patent/US4759607A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR870004318A (ko) | 1987-05-08 |
DE3689438T2 (de) | 1994-04-14 |
EP0219845A2 (de) | 1987-04-29 |
EP0219845A3 (en) | 1989-03-01 |
EP0219845B1 (de) | 1993-12-22 |
US4759607A (en) | 1988-07-26 |
KR900007555B1 (ko) | 1990-10-15 |
JPS62111203A (ja) | 1987-05-22 |
JPH079483B2 (ja) | 1995-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: KURARAY CO., LTD., KURASHIKI, OKAYAMA, JP |
|
8330 | Complete renunciation |