CA2341392C - Device including an optical element with an integral surface diffuser - Google Patents
Device including an optical element with an integral surface diffuser Download PDFInfo
- Publication number
- CA2341392C CA2341392C CA002341392A CA2341392A CA2341392C CA 2341392 C CA2341392 C CA 2341392C CA 002341392 A CA002341392 A CA 002341392A CA 2341392 A CA2341392 A CA 2341392A CA 2341392 C CA2341392 C CA 2341392C
- Authority
- CA
- Canada
- Prior art keywords
- light
- optical element
- microstructure
- carrier
- reflective
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 127
- 238000007493 shaping process Methods 0.000 claims abstract description 14
- 238000009826 distribution Methods 0.000 claims abstract description 8
- 230000000717 retained effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 description 18
- 238000010276 construction Methods 0.000 description 16
- 239000004593 Epoxy Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000000835 fiber Substances 0.000 description 7
- 239000011521 glass Substances 0.000 description 4
- 230000003362 replicative effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0284—Diffusing elements; Afocal elements characterized by the use used in reflection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Surface Treatment Of Optical Elements (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/139,444 | 1998-08-25 | ||
| US09/139,444 US6259562B1 (en) | 1998-08-25 | 1998-08-25 | Device including an optical element with an integral surface diffuser |
| PCT/US1999/019673 WO2000011504A1 (en) | 1998-08-25 | 1999-08-25 | Device including an optical element with an integral surface diffuser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2341392A1 CA2341392A1 (en) | 2000-03-02 |
| CA2341392C true CA2341392C (en) | 2008-01-15 |
Family
ID=22486684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002341392A Expired - Fee Related CA2341392C (en) | 1998-08-25 | 1999-08-25 | Device including an optical element with an integral surface diffuser |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6259562B1 (enExample) |
| EP (1) | EP1108230A1 (enExample) |
| JP (1) | JP2002523799A (enExample) |
| KR (1) | KR100702287B1 (enExample) |
| CN (1) | CN1149411C (enExample) |
| CA (1) | CA2341392C (enExample) |
| TW (1) | TW436641B (enExample) |
| WO (1) | WO2000011504A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6558759B2 (en) * | 1998-05-27 | 2003-05-06 | Centre For Liquid Crystal Research | Liquid crystal display device |
| DE10202870A1 (de) * | 2002-01-11 | 2003-09-04 | Zeiss Carl Jena Gmbh | Beleuchtungseinrichtung für Mikroskope |
| US20040199052A1 (en) | 2003-04-01 | 2004-10-07 | Scimed Life Systems, Inc. | Endoscopic imaging system |
| US20060242611A1 (en) * | 2005-04-07 | 2006-10-26 | Microsoft Corporation | Integrating programmable logic into personal computer (PC) architecture |
| US20070211460A1 (en) * | 2006-03-09 | 2007-09-13 | Ilya Ravkin | Multi-color LED light source for microscope illumination |
| CA2645065A1 (en) * | 2006-04-24 | 2007-11-08 | Richard Fuisz | Bodily fluid analyzer, and system including same and method for programming same |
| US8238678B2 (en) * | 2006-08-30 | 2012-08-07 | Siemens Medical Solutions Usa, Inc. | Providing representative image information |
| US7414724B2 (en) * | 2006-11-17 | 2008-08-19 | Eppendorf Ag | Light diffuser used in a testing apparatus |
| US20090237498A1 (en) * | 2008-03-20 | 2009-09-24 | Modell Mark D | System and methods for the improvement of images generated by fiberoptic imaging bundles |
| SG171812A1 (en) * | 2008-12-04 | 2011-07-28 | Abbott Lab | Dual variable domain immunoglobulins and uses thereof |
| US8485966B2 (en) | 2009-05-08 | 2013-07-16 | Boston Scientific Scimed, Inc. | Endoscope with distal tip having encased optical components and display orientation capabilities |
| US8495931B2 (en) | 2009-04-23 | 2013-07-30 | John S. Sroka | Ratchet wrench |
| US20170340898A1 (en) * | 2016-05-27 | 2017-11-30 | Lasertel, Inc. | Source-insensitive cylindrical light diffuser and visual indicator system for phototherapy |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4427265A (en) | 1980-06-27 | 1984-01-24 | Canon Kabushiki Kaisha | Diffusion plate |
| US4447123A (en) | 1981-07-29 | 1984-05-08 | Ensco Inc. | Fiber optic security system including a fiber optic seal and an electronic verifier |
| US4586781A (en) * | 1982-07-30 | 1986-05-06 | Hughes Aircraft Company | Diffraction optics diffusing screen |
| US5151917A (en) * | 1991-04-18 | 1992-09-29 | Coherent, Inc. | Laser resonators employing diffractive optical elements |
| KR0168879B1 (ko) | 1992-12-25 | 1999-04-15 | 기따지마 요시또시 | 렌티큘러 렌즈, 면광원 및 액정 표시 장치 |
| JPH08512003A (ja) * | 1993-07-27 | 1996-12-17 | フィジィカル オプティクス コーポレーション | 光源の解体成形装置 |
| US5538674A (en) * | 1993-11-19 | 1996-07-23 | Donnelly Corporation | Method for reproducing holograms, kinoforms, diffractive optical elements and microstructures |
| US5850300A (en) * | 1994-02-28 | 1998-12-15 | Digital Optics Corporation | Diffractive beam homogenizer having free-form fringes |
| US5659413A (en) | 1995-02-28 | 1997-08-19 | The Mitre Corporation | Laser satellite communication system |
| US5671084A (en) * | 1995-03-24 | 1997-09-23 | Eastman Kodak Company | Illumination system for a film scanner |
| US5633762A (en) * | 1995-10-23 | 1997-05-27 | Motorola | Dual image manifestation apparatus with integrated electro-optical package |
| US5751869A (en) | 1996-08-08 | 1998-05-12 | Cogent Light Technologies, Inc. | Optical system for coupling light from a single fiber optic into a fiber bundle |
| US5754278A (en) * | 1996-11-27 | 1998-05-19 | Eastman Kodak Company | Image transfer illumination system and method |
-
1998
- 1998-08-25 US US09/139,444 patent/US6259562B1/en not_active Expired - Lifetime
-
1999
- 1999-08-23 TW TW088114399A patent/TW436641B/zh not_active IP Right Cessation
- 1999-08-25 KR KR1020017002148A patent/KR100702287B1/ko not_active Expired - Lifetime
- 1999-08-25 EP EP99967840A patent/EP1108230A1/en not_active Withdrawn
- 1999-08-25 CN CNB998117811A patent/CN1149411C/zh not_active Expired - Fee Related
- 1999-08-25 WO PCT/US1999/019673 patent/WO2000011504A1/en not_active Ceased
- 1999-08-25 JP JP2000566705A patent/JP2002523799A/ja active Pending
- 1999-08-25 CA CA002341392A patent/CA2341392C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000011504A1 (en) | 2000-03-02 |
| KR20010072795A (ko) | 2001-07-31 |
| EP1108230A1 (en) | 2001-06-20 |
| US6259562B1 (en) | 2001-07-10 |
| CN1322302A (zh) | 2001-11-14 |
| CN1149411C (zh) | 2004-05-12 |
| WO2000011504A9 (en) | 2002-10-17 |
| JP2002523799A (ja) | 2002-07-30 |
| CA2341392A1 (en) | 2000-03-02 |
| KR100702287B1 (ko) | 2007-03-30 |
| TW436641B (en) | 2001-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20140826 |