JPH10500231A - 方向性反射光学装置 - Google Patents
方向性反射光学装置Info
- Publication number
- JPH10500231A JPH10500231A JP7529634A JP52963495A JPH10500231A JP H10500231 A JPH10500231 A JP H10500231A JP 7529634 A JP7529634 A JP 7529634A JP 52963495 A JP52963495 A JP 52963495A JP H10500231 A JPH10500231 A JP H10500231A
- Authority
- JP
- Japan
- Prior art keywords
- prism
- angle
- reflector
- degrees
- reflector according
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Road Signs Or Road Markings (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.第1と第2の構造化表面を有する反射物であって、 前記第1の構造化表面は、第1の方向に整列した第1のプリズム列を有し、 前記第2の構造化表面は、前記第1の方向と異なる第2の方位に整列した第2 のプリズム列を有し、 ある入射角度で前記第1の構造化表面に入射した光線は、前記第2の構造化表 面で反射されて、ある出射角度で前記第1の構造化表面から出射し、前記出射角 度は前記入射角度に対して規定される反射物。 2.請求項7に記載の反射物であって、 前記第1のプリズム列における各プリズムは、頂角を規定するプリズム角で交 わる第1と第2の切子面を有する反射物。 3.請求項8に記載の反射物であって、 前記第1のプリズム列における前記プリズムの少なくとも1つの頂角は、約9 0度である反射物。 4.請求項8に記載の反射物であって、 前記第1のプリズム列における前記プリズムの少なくとも1つの頂角は、80 度と110度の間である反射物。 5.請求項7に記載の反射物であって、 前記第2のプリズム列における各プリズムは、頂角を規定するプリズム角で交 わる第1と第2の切子面を有する反射物。 6.請求項11に記載の反射物であって、 前記第2のプリズム列における前記プリズムの少なくとも1つの頂角は、約9 0度である反射物。 7.請求項11に記載の反射物であって、 前記第2のプリズム列における前記プリズムの少なくとも1つの頂角は、80 度と110度の間である反射物。 8.請求項7に記載の反射物であって、 前記第1の方向は、前記第2の方向にほぼ直角である反射物。 9.請求項7に記載の反射物であって、 前記入射角度は、0度から13度の範囲である反射物。 10.請求項7に記載の反射物であって、 前記出射角度は約90度である反射物。 11.請求項7に記載の反射物であって、 前記出射角度で前記第1の構造化表面の第1のプリズムに入射した光線は、前 記第2の構造化表面で反射され、前記出射角度で前記第1の構造化表面の第2の プリズムから出射される反射物。 12.請求項17に記載の反射物であって、 前記出射角度は、約90度である反射物。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/242,264 US5471348A (en) | 1994-05-13 | 1994-05-13 | Directed reflection optical device |
US08/242,264 | 1994-05-13 | ||
PCT/US1995/003973 WO1995031738A1 (en) | 1994-05-13 | 1995-04-24 | Directed reflection optical device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10500231A true JPH10500231A (ja) | 1998-01-06 |
JP3940783B2 JP3940783B2 (ja) | 2007-07-04 |
Family
ID=22914098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52963495A Expired - Fee Related JP3940783B2 (ja) | 1994-05-13 | 1995-04-24 | 方向性反射光学装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5471348A (ja) |
EP (1) | EP0759178B1 (ja) |
JP (1) | JP3940783B2 (ja) |
KR (1) | KR100354377B1 (ja) |
AU (1) | AU683373B2 (ja) |
CA (1) | CA2188411A1 (ja) |
DE (1) | DE69504496T2 (ja) |
ES (1) | ES2120196T3 (ja) |
WO (1) | WO1995031738A1 (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3580571B2 (ja) * | 1994-03-14 | 2004-10-27 | 株式会社エンプラス | 偏光変換素子 |
JPH07270603A (ja) * | 1994-03-29 | 1995-10-20 | Enplas Corp | 光制御部材 |
US5579163A (en) * | 1994-12-23 | 1996-11-26 | Peterson; Jeffrey M. | Method and apparatus for producing spectral displays |
DE69602588T2 (de) * | 1995-03-03 | 1999-10-14 | Minnesota Mining & Mfg | Lichtlenkender film mit in der höhe variierender strukturierter oberfläche und daraus hergestellter lichtlenkender artikel |
US5919551A (en) * | 1996-04-12 | 1999-07-06 | 3M Innovative Properties Company | Variable pitch structured optical film |
DE19731142B4 (de) * | 1997-07-18 | 2004-05-13 | Kaul, Sabine | Lichtverteilstruktur |
US6377383B1 (en) | 1997-09-04 | 2002-04-23 | The University Of British Columbia | Optical switching by controllable frustration of total internal reflection |
US6045230A (en) * | 1998-02-05 | 2000-04-04 | 3M Innovative Properties Company | Modulating retroreflective article |
US6282026B1 (en) | 1998-02-05 | 2001-08-28 | 3M Innovative Properties Company | Retroreflectors having two optical surfaces and varying retroreflectivity |
US6621973B1 (en) | 2000-03-16 | 2003-09-16 | 3M Innovative Properties Company | Light guide with protective outer sleeve |
US6612729B1 (en) | 2000-03-16 | 2003-09-02 | 3M Innovative Properties Company | Illumination device |
US6304365B1 (en) * | 2000-06-02 | 2001-10-16 | The University Of British Columbia | Enhanced effective refractive index total internal reflection image display |
US6755534B2 (en) | 2001-08-24 | 2004-06-29 | Brookhaven Science Associates | Prismatic optical display |
US6663262B2 (en) * | 2001-09-10 | 2003-12-16 | 3M Innovative Properties Company | Backlighting transmissive displays |
US6452734B1 (en) | 2001-11-30 | 2002-09-17 | The University Of British Columbia | Composite electrophoretically-switchable retro-reflective image display |
US6891658B2 (en) | 2002-03-04 | 2005-05-10 | The University Of British Columbia | Wide viewing angle reflective display |
US6865011B2 (en) | 2002-07-30 | 2005-03-08 | The University Of British Columbia | Self-stabilized electrophoretically frustrated total internal reflection display |
TWI235251B (en) * | 2003-07-17 | 2005-07-01 | Ind Tech Res Inst | A complex micro-structure sheet for light diffusion and concentration |
JP2005265894A (ja) * | 2004-03-16 | 2005-09-29 | Fuji Photo Film Co Ltd | 集光フィルタ |
US20080062400A1 (en) * | 2004-05-26 | 2008-03-13 | Matsushita Electric Industrial Co., Ltd. | Optical Element for Measuring Bioinformation and Bioinformation Measuring Device Using the Same |
GB0427607D0 (en) * | 2004-12-16 | 2005-01-19 | Microsharp Corp Ltd | Structured optical film |
US7164536B2 (en) | 2005-03-16 | 2007-01-16 | The University Of British Columbia | Optically coupled toroidal lens:hemi-bead brightness enhancer for total internal reflection modulated image displays |
JP2009042337A (ja) * | 2007-08-07 | 2009-02-26 | National Institute Of Information & Communication Technology | 2点結像光学素子 |
US9004726B2 (en) | 2011-10-27 | 2015-04-14 | Svv Technology Innovations, Inc. | Light directing films |
US9046637B1 (en) | 2014-02-25 | 2015-06-02 | 3M Innovative Properties Company | Tubular lighting systems with inner and outer structured surfaces |
US10161593B2 (en) | 2014-02-25 | 2018-12-25 | 3M Innovative Properties Company | Solid state lighting device with virtual filament(s) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1922780A1 (de) * | 1969-04-03 | 1970-12-03 | Hans Hillesheim | Formteil mit reflektierenden Prismen und Form zur Herstellung derselben |
AT317729B (de) * | 1971-05-07 | 1974-09-10 | Swarovski & Co | Wildwarnreflektor |
US4327968A (en) * | 1977-11-22 | 1982-05-04 | Yevick George J | Prism plates for compact optical viewers |
DE2753029B1 (de) * | 1977-11-28 | 1979-03-29 | Swarovski & Co | Wildwarnreflektor |
JPS62195601A (ja) * | 1985-09-20 | 1987-08-28 | Nissho Giken Kk | 光の方向変換装置 |
US4799137A (en) * | 1987-03-24 | 1989-01-17 | Minnesota Mining And Manufacturing Company | Reflective film |
US4874228A (en) * | 1987-03-24 | 1989-10-17 | Minnesota Mining And Manufacturing Company | Back-lit display |
CA1278203C (en) * | 1987-04-24 | 1990-12-27 | Lorne A. Whitehead | Non-reflective image display device |
US5190370A (en) * | 1991-08-21 | 1993-03-02 | Minnesota Mining And Manufacturing Company | High aspect ratio lighting element |
-
1994
- 1994-05-13 US US08/242,264 patent/US5471348A/en not_active Expired - Lifetime
-
1995
- 1995-04-24 WO PCT/US1995/003973 patent/WO1995031738A1/en active IP Right Grant
- 1995-04-24 KR KR1019960706372A patent/KR100354377B1/ko not_active IP Right Cessation
- 1995-04-24 EP EP95914980A patent/EP0759178B1/en not_active Expired - Lifetime
- 1995-04-24 AU AU22027/95A patent/AU683373B2/en not_active Ceased
- 1995-04-24 DE DE69504496T patent/DE69504496T2/de not_active Expired - Fee Related
- 1995-04-24 JP JP52963495A patent/JP3940783B2/ja not_active Expired - Fee Related
- 1995-04-24 ES ES95914980T patent/ES2120196T3/es not_active Expired - Lifetime
- 1995-04-24 CA CA002188411A patent/CA2188411A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1995031738A1 (en) | 1995-11-23 |
KR100354377B1 (ko) | 2002-12-26 |
ES2120196T3 (es) | 1998-10-16 |
AU683373B2 (en) | 1997-11-06 |
CA2188411A1 (en) | 1995-11-23 |
US5471348A (en) | 1995-11-28 |
EP0759178B1 (en) | 1998-09-02 |
EP0759178A1 (en) | 1997-02-26 |
KR970702994A (ko) | 1997-06-10 |
DE69504496D1 (de) | 1998-10-08 |
JP3940783B2 (ja) | 2007-07-04 |
AU2202795A (en) | 1995-12-05 |
DE69504496T2 (de) | 1999-08-12 |
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