DK575884A - Enkeltlinse med en asfaerisk flade - Google Patents

Enkeltlinse med en asfaerisk flade Download PDF

Info

Publication number
DK575884A
DK575884A DK575884A DK575884A DK575884A DK 575884 A DK575884 A DK 575884A DK 575884 A DK575884 A DK 575884A DK 575884 A DK575884 A DK 575884A DK 575884 A DK575884 A DK 575884A
Authority
DK
Denmark
Prior art keywords
aspheric
flaw
lens
single lenses
substrate
Prior art date
Application number
DK575884A
Other languages
English (en)
Other versions
DK575884D0 (da
DK160109B (da
Inventor
Josephus Johannes Maria Braat
Albert Smid
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of DK575884D0 publication Critical patent/DK575884D0/da
Publication of DK575884A publication Critical patent/DK575884A/da
Publication of DK160109B publication Critical patent/DK160109B/da

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
    • 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
    • G11B7/1374—Objective lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Lenses (AREA)
  • Glass Compositions (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Prostheses (AREA)
  • Eyeglasses (AREA)
DK575884A 1983-12-07 1984-12-04 Enkeltlinse med en asfaerisk flade DK160109B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8304213A NL8304213A (nl) 1983-12-07 1983-12-07 Enkelvoudige lens met een asferisch oppervlak.

Publications (3)

Publication Number Publication Date
DK575884D0 DK575884D0 (da) 1984-12-04
DK575884A true DK575884A (da) 1985-06-08
DK160109B DK160109B (da) 1991-01-28

Family

ID=19842847

Family Applications (1)

Application Number Title Priority Date Filing Date
DK575884A DK160109B (da) 1983-12-07 1984-12-04 Enkeltlinse med en asfaerisk flade

Country Status (12)

Country Link
US (1) US4668056A (da)
EP (1) EP0146178B1 (da)
JP (1) JPH0614135B2 (da)
AT (1) ATE42151T1 (da)
AU (1) AU573659B2 (da)
CA (1) CA1255527A (da)
DD (1) DD229507A5 (da)
DE (1) DE3477695D1 (da)
DK (1) DK160109B (da)
ES (1) ES8608179A1 (da)
NL (1) NL8304213A (da)
SG (1) SG86490G (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61144616A (ja) * 1984-12-18 1986-07-02 Olympus Optical Co Ltd 明るい広角レンズ
NL8502225A (nl) * 1985-06-10 1987-01-02 Philips Nv Replika lens en methode voor de vervaardiging ervan.
US4768867A (en) * 1985-09-02 1988-09-06 Canon Kabushiki Kaisha Aspherical single lens
JPS6310119A (ja) * 1986-07-02 1988-01-16 Matsushita Electric Ind Co Ltd 大口径単レンズ
NL8603010A (nl) * 1986-11-27 1988-06-16 Philips Nv Optische aftastinrichting.
EP0396538A4 (en) * 1988-01-13 1990-12-27 Eastman Kodak Company Method of making a thin lens
NL8901245A (nl) * 1989-05-19 1990-12-17 Philips Nv Retrofokus objektieflens en optische aftastinrichting voorzien van een dergelijke lens.
US5153778A (en) * 1991-06-19 1992-10-06 At&T Bell Laboratories Powerless field-corrective lens
JP3267089B2 (ja) * 1994-02-22 2002-03-18 キヤノン株式会社 走査レンズ系及びそれを用いた光走査装置
WO1995030163A1 (en) * 1994-05-02 1995-11-09 Philips Electronics N.V. Optical transmissive component with anti-reflection gratings
JPH08313805A (ja) * 1995-05-18 1996-11-29 Sony Corp レンズ装置及び紫外線集光装置
US5966362A (en) * 1995-11-02 1999-10-12 Konica Corporation Optical system for recording and reproducing for use in optical information recording medium
KR100230253B1 (ko) * 1996-02-14 1999-11-15 윤종용 대물렌즈 장치 및 이의 제작방법 및 이를 적용한 광픽업장치
JP2001504952A (ja) * 1997-08-19 2001-04-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 最大像量内に収差を抑制する光学システム
US20060007568A1 (en) * 2002-11-01 2006-01-12 Hendriks Bernardus Hendrikus W Optical scanning device
CN101620317B (zh) * 2008-06-30 2011-06-22 富士迈半导体精密工业（上海）有限公司 一种具有长焦深的激光装置
JP5574226B2 (ja) * 2010-03-23 2014-08-20 株式会社ニコン 干渉対物レンズ及びこれを有する顕微鏡装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2388118A (en) * 1942-05-08 1945-10-30 Vickers Electrical Co Ltd Lens
US2530397A (en) * 1948-02-18 1950-11-21 Ancillary Henry L Beigel Anastigmatic lens
DE1278131C2 (de) * 1965-11-18 1974-03-21 Taisuke Tsugami Asphaerische Linse
US3508811A (en) * 1966-11-09 1970-04-28 Taisuke Tsugami Aspheric lens having log cos surfaces
GB1362380A (en) * 1971-11-25 1974-08-07 Mullard Ltd Manufacture of optical elements
JPS533926B2 (da) * 1973-08-31 1978-02-13
DE2445333A1 (de) * 1973-10-01 1975-04-10 Philips Nv Optoelektronisches system zur bestimmung einer abweichung zwischen der istlage und der sollage einer ebene in einem optischen abbildungssystem
FR2271585B1 (da) * 1974-05-14 1976-10-15 Philips Nv
JPS55130527A (en) * 1979-03-30 1980-10-09 Minolta Camera Co Ltd Real image system finder optical system
JPS5776512A (en) * 1980-10-31 1982-05-13 Konishiroku Photo Ind Co Ltd Large-aperture aspheric single lens
JPS57201210A (en) * 1981-06-04 1982-12-09 Sony Corp Condenser lens
NL8103323A (nl) * 1981-07-13 1983-02-01 Philips Nv Enkelvoudige lens met een sferisch en een asferisch brekend oppervlak.
JPS5868711A (ja) * 1981-10-20 1983-04-23 Matsushita Electric Ind Co Ltd 対物レンズ

Also Published As

Publication number Publication date
ES538239A0 (es) 1986-06-01
DK575884D0 (da) 1984-12-04
DK160109B (da) 1991-01-28
US4668056A (en) 1987-05-26
ATE42151T1 (de) 1989-04-15
AU573659B2 (en) 1988-06-16
DD229507A5 (de) 1985-11-06
EP0146178A1 (en) 1985-06-26
AU3635284A (en) 1985-06-13
JPH0614135B2 (ja) 1994-02-23
SG86490G (en) 1991-01-04
ES8608179A1 (es) 1986-06-01
CA1255527A (en) 1989-06-13
DE3477695D1 (en) 1989-05-18
JPS60126616A (ja) 1985-07-06
NL8304213A (nl) 1985-07-01
EP0146178B1 (en) 1989-04-12

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Legal Events

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PHB Application deemed withdrawn due to non-payment or other reasons