DE69106084T2 - Verfahren zum Herstellen eines optischen Kompensators. - Google Patents
Verfahren zum Herstellen eines optischen Kompensators.Info
- Publication number
- DE69106084T2 DE69106084T2 DE69106084T DE69106084T DE69106084T2 DE 69106084 T2 DE69106084 T2 DE 69106084T2 DE 69106084 T DE69106084 T DE 69106084T DE 69106084 T DE69106084 T DE 69106084T DE 69106084 T2 DE69106084 T2 DE 69106084T2
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing
- optical compensator
- compensator
- optical
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2096/00—Use of specified macromolecular materials not provided for in a single one of main groups B29K2001/00 - B29K2095/00, as moulding material
- B29K2096/005—Ionomers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0031—Refractive
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
- G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
- G02F1/1393—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2226398A JPH04107401A (ja) | 1990-08-28 | 1990-08-28 | 光学補償板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69106084D1 DE69106084D1 (de) | 1995-02-02 |
DE69106084T2 true DE69106084T2 (de) | 1995-08-10 |
Family
ID=16844502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69106084T Expired - Fee Related DE69106084T2 (de) | 1990-08-28 | 1991-08-20 | Verfahren zum Herstellen eines optischen Kompensators. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5171488A (de) |
EP (1) | EP0473047B1 (de) |
JP (1) | JPH04107401A (de) |
DE (1) | DE69106084T2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04108641A (ja) * | 1990-08-28 | 1992-04-09 | Stanley Electric Co Ltd | 積層透明基板の製造方法 |
US5489404A (en) * | 1994-08-08 | 1996-02-06 | General Electric Company | Process for annealing thermoplastics |
CN101229690B (zh) * | 2007-01-22 | 2011-06-29 | 广州科莱瑞迪医疗器材有限公司 | 一种低温热塑材料的加工方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3632841A (en) * | 1970-05-13 | 1972-01-04 | Terry D Fortin | Method of stretching acrylic plastics and product |
GB1462978A (en) * | 1974-04-17 | 1977-01-26 | Rank Organisation Ltd | Optical apparatus |
US4133775A (en) * | 1975-12-18 | 1979-01-09 | Polaroid Corporation | Dichroic light polarizers stained with metal chelates |
US4385806A (en) * | 1978-06-08 | 1983-05-31 | Fergason James L | Liquid crystal display with improved angle of view and response times |
US4360483A (en) * | 1981-08-10 | 1982-11-23 | Ppg Industries, Inc. | Apparatus for and method of pressing plastic sheets |
US4361527A (en) * | 1981-10-21 | 1982-11-30 | Ppg Industries, Inc. | Method of forming stretched acrylic sheets |
DE3347684A1 (de) * | 1983-12-31 | 1985-08-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von kunststoff-folien mit verbesserten optischen eigenschaften |
FR2564605B1 (fr) * | 1984-05-18 | 1987-12-24 | Commissariat Energie Atomique | Cellule a cristal liquide susceptible de presenter une structure homeotrope, a birefringence compensee pour cette structure |
FR2595156B1 (fr) * | 1986-02-28 | 1988-04-29 | Commissariat Energie Atomique | Cellule a cristal liquide utilisant l'effet de birefringence controlee electriquement et procedes de fabrication de la cellule et d'un milieu uniaxe d'anisotropie optique negative, utilisable dans celle-ci |
US4847033A (en) * | 1988-02-16 | 1989-07-11 | Eastman Kodak Company | Process for improving dimensional stability of polymeric films useful in optical disk assemblies |
-
1990
- 1990-08-28 JP JP2226398A patent/JPH04107401A/ja active Pending
-
1991
- 1991-08-19 US US07/746,986 patent/US5171488A/en not_active Expired - Fee Related
- 1991-08-20 EP EP91113938A patent/EP0473047B1/de not_active Expired - Lifetime
- 1991-08-20 DE DE69106084T patent/DE69106084T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0473047A1 (de) | 1992-03-04 |
EP0473047B1 (de) | 1994-12-21 |
US5171488A (en) | 1992-12-15 |
JPH04107401A (ja) | 1992-04-08 |
DE69106084D1 (de) | 1995-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |