JPS6246401U - - Google Patents
Info
- Publication number
- JPS6246401U JPS6246401U JP1985137054U JP13705485U JPS6246401U JP S6246401 U JPS6246401 U JP S6246401U JP 1985137054 U JP1985137054 U JP 1985137054U JP 13705485 U JP13705485 U JP 13705485U JP S6246401 U JPS6246401 U JP S6246401U
- Authority
- JP
- Japan
- Prior art keywords
- prism
- angle
- refractive index
- incident
- incident angle
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/08—Anamorphotic objectives
- G02B13/10—Anamorphotic objectives involving prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0972—Prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Head (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985137054U JPS6246401U (US07122603-20061017-C00294.png) | 1985-09-07 | 1985-09-07 | |
| EP19860905406 EP0235304A4 (en) | 1985-09-07 | 1986-09-05 | ANAMORPHOTIC PRISM. |
| US07/050,289 US4750819A (en) | 1985-09-07 | 1986-09-05 | Anamorphic prism |
| PCT/JP1986/000451 WO1987001467A1 (en) | 1985-09-07 | 1986-09-05 | Anamorphic prism |
| KR2019940700014U KR950005638Y1 (ko) | 1985-09-07 | 1986-09-05 | 아나모르픽 프리즘(Anamorphic prism) |
| KR870700394A KR880700291A (ko) | 1985-09-07 | 1987-05-06 | 아나모르픽 프리즘 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985137054U JPS6246401U (US07122603-20061017-C00294.png) | 1985-09-07 | 1985-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6246401U true JPS6246401U (US07122603-20061017-C00294.png) | 1987-03-20 |
Family
ID=15189800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985137054U Pending JPS6246401U (US07122603-20061017-C00294.png) | 1985-09-07 | 1985-09-07 |
Country Status (5)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0693044B2 (ja) * | 1985-03-22 | 1994-11-16 | 株式会社日立製作所 | プリズム光学系及びそれを用いた情報装置 |
| JPH0422913A (ja) * | 1990-05-18 | 1992-01-27 | Nikon Corp | 色消ビーム整形光学系 |
| US5331622A (en) * | 1991-05-28 | 1994-07-19 | Applied Magnetics Corporation | Compact optical head |
| US5646778A (en) * | 1991-05-28 | 1997-07-08 | Discovision Associates | Optical beamsplitter |
| US5477386A (en) * | 1991-07-24 | 1995-12-19 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system for optical disc apparatus including anamorphic prisms |
| US5155633A (en) * | 1991-07-30 | 1992-10-13 | Applied Magnetics Corporation | Anamorphic achromatic prism for optical disk heads |
| US5311496A (en) * | 1992-11-13 | 1994-05-10 | Hyundai Electronics America | Achromatic expansion prism for magneto-optical drive |
| US5596456A (en) * | 1994-02-25 | 1997-01-21 | New Focus, Inc. | Achromatic anamorphic prism pair |
| DE19611037C2 (de) * | 1996-03-20 | 1998-11-05 | Heckl Oestreicher Brigitte Dr | Polarisierender Strahlteiler auf der Basis von Wollaston-Prismen |
| US6038089A (en) * | 1996-05-14 | 2000-03-14 | Asahi Kogaku Kogyo Kabushiki Kaisha | Beam shaping optical system |
| KR19980029874A (ko) * | 1996-10-28 | 1998-07-25 | 배순훈 | 광 픽-업장치 |
| US6185056B1 (en) | 1997-01-22 | 2001-02-06 | Matsushita Electric Industrial Co. Ltd. | Prism and manufacturing method thereof, optical beam shaping apparatus and optical head device utilizing such prism, and optical beam shaping method |
| US20150204720A1 (en) * | 2010-12-20 | 2015-07-23 | Scientific-Wizard Ltd | Spectrometer and method of use |
| CN102890343B (zh) * | 2012-09-18 | 2016-12-21 | 中国科学院上海光学精密机械研究所 | 采用光楔对调整变倍系统输出光束的方法 |
| US9759900B2 (en) | 2015-08-05 | 2017-09-12 | Spectrum Optix Inc. | Flat wedge-shaped lens and image processing method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4017160A (en) * | 1975-09-19 | 1977-04-12 | Minnesota Mining And Manufacturing Company | Continuously variable anamorphic lens |
| JPS5933020U (ja) * | 1982-08-26 | 1984-02-29 | ソニー株式会社 | 光学情報処理装置 |
| DE3381257D1 (de) * | 1982-09-20 | 1990-04-05 | Lockheed Missiles Space | Verfahren zur auswahl optischer materialien. |
| DE3586008D1 (de) * | 1984-03-09 | 1992-06-17 | Hitachi Ltd | Prismensystem und vorrichtung zur verarbeitung optischer informationen. |
-
1985
- 1985-09-07 JP JP1985137054U patent/JPS6246401U/ja active Pending
-
1986
- 1986-09-05 EP EP19860905406 patent/EP0235304A4/en not_active Withdrawn
- 1986-09-05 WO PCT/JP1986/000451 patent/WO1987001467A1/ja not_active Application Discontinuation
- 1986-09-05 US US07/050,289 patent/US4750819A/en not_active Expired - Lifetime
-
1987
- 1987-05-06 KR KR870700394A patent/KR880700291A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1987001467A1 (en) | 1987-03-12 |
| EP0235304A1 (en) | 1987-09-09 |
| US4750819A (en) | 1988-06-14 |
| EP0235304A4 (en) | 1989-02-09 |
| KR880700291A (ko) | 1988-02-22 |
