JPH01500225A - レンズ装置 - Google Patents

レンズ装置

Info

Publication number
JPH01500225A
JPH01500225A JP62501841A JP50184187A JPH01500225A JP H01500225 A JPH01500225 A JP H01500225A JP 62501841 A JP62501841 A JP 62501841A JP 50184187 A JP50184187 A JP 50184187A JP H01500225 A JPH01500225 A JP H01500225A
Authority
JP
Japan
Prior art keywords
lens
pair
plastic material
coefficient
machined
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
Application number
JP62501841A
Other languages
English (en)
Japanese (ja)
Inventor
パスコ，イアン　ケニス
Original Assignee
コンバインド、オプティカル、インダストリーズ、リミテッド
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by コンバインド、オプティカル、インダストリーズ、リミテッド filed Critical コンバインド、オプティカル、インダストリーズ、リミテッド
Publication of JPH01500225A publication Critical patent/JPH01500225A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Optical Head (AREA)
JP62501841A 1986-03-19 1987-03-19 レンズ装置 Pending JPH01500225A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8606838 1986-03-19
GB868606838A GB8606838D0 (en) 1986-03-19 1986-03-19 Lens

Publications (1)

Publication Number Publication Date
JPH01500225A true JPH01500225A (ja) 1989-01-26

Family

ID=10594900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62501841A Pending JPH01500225A (ja) 1986-03-19 1987-03-19 レンズ装置

Country Status (5)

Country Link
US (1) US5013143A (fr)
EP (1) EP0263139A1 (fr)
JP (1) JPH01500225A (fr)
GB (2) GB8606838D0 (fr)
WO (1) WO1987005709A2 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2200763B (en) * 1987-01-28 1991-02-13 Combined Optical Ind Ltd Stand magnifiers and lens
EP0808470B1 (fr) * 1995-12-12 2000-09-27 Eugeni Jordana Pareto Structure de lentille sans aberration spherique et camera stereoscopique comprenant une telle structure de lentille
US5757758A (en) * 1995-12-19 1998-05-26 Konica Corporation Optical pickup apparatus objective lens and converging optical system for optical pickup and optical disk apparatus
EP0932845B1 (fr) * 1997-08-19 2008-01-02 Koninklijke Philips Electronics N.V. Systeme optique limitant les aberrations dans les limites du volume maximum d'imagerie
US6349159B1 (en) 1999-09-02 2002-02-19 Agilent Technologies, Inc. Lenses that launch high bandwidth modes into a fiber optic cable while eliminating feedback to a laser
EP1396735B1 (fr) * 2001-05-09 2009-01-28 Hamamatsu Photonics K.K. Procede de fabrication d'une lentille optique
DE60238605D1 (de) * 2001-05-09 2011-01-27 Hamamatsu Photonics Kk Optische linse
JP4197956B2 (ja) * 2001-05-09 2008-12-17 浜松ホトニクス株式会社 光学レンズの製造方法
US7733289B2 (en) * 2007-10-31 2010-06-08 The Invention Science Fund I, Llc Electromagnetic compression apparatus, methods, and systems
US7629941B2 (en) * 2007-10-31 2009-12-08 Searete Llc Electromagnetic compression apparatus, methods, and systems
US20090218523A1 (en) * 2008-02-29 2009-09-03 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Electromagnetic cloaking and translation apparatus, methods, and systems
US20090218524A1 (en) * 2008-02-29 2009-09-03 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Electromagnetic cloaking and translation apparatus, methods, and systems
US8638504B2 (en) * 2008-05-30 2014-01-28 The Invention Science Fund I Llc Emitting and negatively-refractive focusing apparatus, methods, and systems
US8638505B2 (en) * 2008-05-30 2014-01-28 The Invention Science Fund 1 Llc Negatively-refractive focusing and sensing apparatus, methods, and systems
US9019632B2 (en) * 2008-05-30 2015-04-28 The Invention Science Fund I Llc Negatively-refractive focusing and sensing apparatus, methods, and systems
US8773776B2 (en) * 2008-05-30 2014-07-08 The Invention Science Fund I Llc Emitting and negatively-refractive focusing apparatus, methods, and systems
US8493669B2 (en) * 2008-05-30 2013-07-23 The Invention Science Fund I Llc Focusing and sensing apparatus, methods, and systems
US7869131B2 (en) * 2008-05-30 2011-01-11 The Invention Science Fund I Emitting and negatively-refractive focusing apparatus, methods, and systems
US7777962B2 (en) * 2008-05-30 2010-08-17 The Invention Science Fund I, Llc Negatively-refractive focusing and sensing apparatus, methods, and systems
US8164837B2 (en) * 2008-05-30 2012-04-24 The Invention Science Fund I, Llc Negatively-refractive focusing and sensing apparatus, methods, and systems
US7830618B1 (en) * 2008-05-30 2010-11-09 The Invention Science Fund I Negatively-refractive focusing and sensing apparatus, methods, and systems
US8531782B2 (en) * 2008-05-30 2013-09-10 The Invention Science Fund I Llc Emitting and focusing apparatus, methods, and systems
US8773775B2 (en) * 2008-05-30 2014-07-08 The Invention Science Fund I Llc Emitting and negatively-refractive focusing apparatus, methods, and systems
US8736982B2 (en) * 2008-05-30 2014-05-27 The Invention Science Fund I Llc Emitting and focusing apparatus, methods, and systems
US7872812B2 (en) * 2008-05-30 2011-01-18 The Invention Science Fund I, Llc Emitting and focusing apparatus, methods, and systems
US8817380B2 (en) * 2008-05-30 2014-08-26 The Invention Science Fund I Llc Emitting and negatively-refractive focusing apparatus, methods, and systems
US8837058B2 (en) * 2008-07-25 2014-09-16 The Invention Science Fund I Llc Emitting and negatively-refractive focusing apparatus, methods, and systems
US8730591B2 (en) * 2008-08-07 2014-05-20 The Invention Science Fund I Llc Negatively-refractive focusing and sensing apparatus, methods, and systems
KR20100076784A (ko) 2008-12-26 2010-07-06 삼성전자주식회사 비구면 렌즈 및 이를 대물렌즈로 채용한 광픽업

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB558657A (en) * 1942-05-08 1944-01-14 Cecil Reginald Burch Improvements in lenses
NL252232A (fr) * 1959-06-02 1900-01-01
GB1176659A (en) * 1966-01-04 1970-01-07 Hans-Joachim Gasa An Optical Lens.
FR2271585B1 (fr) * 1974-05-14 1976-10-15 Philips Nv
US3944337A (en) * 1974-10-18 1976-03-16 Eastman Kodak Company Three element objective lens with ellipsoidal, hyperbolic, and parabolic surfaces
US3912379A (en) * 1974-11-05 1975-10-14 Eastman Kodak Co Three element objective lens having asphoric surfaces on the middle element
GB2034686B (en) * 1978-11-06 1983-05-05 Philips Electronic Associated Master replicating tool
JPS5776512A (en) * 1980-10-31 1982-05-13 Konishiroku Photo Ind Co Ltd Large-aperture aspheric single lens
GB2088273A (en) * 1980-12-03 1982-06-09 Philips Electronic Associated Method of making biaspherical optical elements
JPS5880601A (ja) * 1981-11-09 1983-05-14 Sony Corp 平行光束発生器
JPS5926714A (ja) * 1982-08-05 1984-02-13 Olympus Optical Co Ltd 光デイスク用レンズ
US4561730A (en) * 1982-09-30 1985-12-31 Coulter Systems Corporation Synthetic resin lens system for imaging apparatus
US4542961A (en) * 1983-03-03 1985-09-24 Canon Kabushiki Kaisha Triplet type objective
NL8403198A (nl) * 1984-10-22 1986-05-16 Philips Nv Enkelvoudige bi-asferische lens.

Also Published As

Publication number Publication date
EP0263139A1 (fr) 1988-04-13
US5013143A (en) 1991-05-07
GB2188167A (en) 1987-09-23
GB8706524D0 (en) 1987-04-23
GB8606838D0 (en) 1986-04-23
WO1987005709A2 (fr) 1987-09-24
WO1987005709A3 (fr) 1987-11-05

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