JPS5865009U - 単レンズ - Google Patents

単レンズ

Info

Publication number
JPS5865009U
JPS5865009U JP1982105260U JP10526082U JPS5865009U JP S5865009 U JPS5865009 U JP S5865009U JP 1982105260 U JP1982105260 U JP 1982105260U JP 10526082 U JP10526082 U JP 10526082U JP S5865009 U JPS5865009 U JP S5865009U
Authority
JP
Japan
Prior art keywords
refractive surface
single lens
aspherical
spherical
curvature
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
JP1982105260U
Other languages
English (en)
Inventor
ヨセフス・ヨハネス・マリア・ブラ−ト
ヤン・ハイスマ
キヨスベルト・プラスト
Original Assignee
エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン
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 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン filed Critical エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン
Publication of JPS5865009U publication Critical patent/JPS5865009U/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)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図面は本考案による単レンズを無限遠の物体からレンズ
を通って像面に至る光線と共に示す側面図である。 １０・・・単非球面レンズ、１１・・・開口絞り、１２
・・・非球面屈折面、１３・・・球面屈折面、１４・・
・像面。

Claims (1)

  1. 【実用新案登録請求の範囲】 一つの球面屈折面と一つの非球面屈折面を有する単レン
    ズにおいて、Ｃ１を非球面屈折面の光軸との交点におけ
    る曲率、Ｃ２を球面屈折面の曲率、ｄをレンズの厚さ、
    ｎを屈折率、ｆを焦点距離、ＮＡを開口数とするとき、
    球面屈折面と非球面屈折面のパラメータが互に一組の直
    線ニ ー＝　ａ　（−−−−−−−−辻−−−−）　＋　ｂ２ ＣＩ（ｎ−１）ｆ ここに・　１・ｏｏ＜てＷ二「）７＜１・３５ａ　＝　
    ４．８５（ＮＡ　）　−〇、３２ｎ−２，３９ｂ＝　−
    ４’、１０（ＮＡ　）　＋　１．２０ｎ　＋　０．４６
    で表わされる関係を有し、加えて０．３０　＜ＮＡ　＜
    ０．５　；１．５　＜ｎ　＜２．０及び倍率Ｖ＜０．１
    の要件を満足することを特徴とする単レンズ。
JP1982105260U 1981-07-13 1982-07-13 単レンズ Pending JPS5865009U (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8103323 1981-07-13
NL8103323A NL8103323A (nl) 1981-07-13 1981-07-13 Enkelvoudige lens met een sferisch en een asferisch brekend oppervlak.

Publications (1)

Publication Number Publication Date
JPS5865009U true JPS5865009U (ja) 1983-05-02

Family

ID=19837782

Family Applications (2)

Application Number Title Priority Date Filing Date
JP57120718A Granted JPS5817409A (ja) 1981-07-13 1982-07-13 単レンズ
JP1982105260U Pending JPS5865009U (ja) 1981-07-13 1982-07-13 単レンズ

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP57120718A Granted JPS5817409A (ja) 1981-07-13 1982-07-13 単レンズ

Country Status (10)

Country Link
US (1) US4415238A (ja)
JP (2) JPS5817409A (ja)
AU (1) AU8577782A (ja)
BE (1) BE893826A (ja)
CA (1) CA1186927A (ja)
DE (1) DE3226019A1 (ja)
ES (1) ES513851A0 (ja)
FR (1) FR2509478A1 (ja)
IT (1) IT1151992B (ja)
NL (1) NL8103323A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60126616A (ja) * 1983-12-07 1985-07-06 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン 単レンズ並びに光学読取及び／又は書込装置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60120310A (ja) * 1983-12-05 1985-06-27 Canon Inc 非球面単レンズ
NL8304212A (nl) * 1983-12-07 1984-10-01 Philips Nv Enkelvoudige collimatorlens met een asferisch oppervlak.
JPS60140308A (ja) * 1983-12-28 1985-07-25 Canon Inc 屈折率分布型単レンズ
JPS612117A (ja) * 1984-06-15 1986-01-08 Olympus Optical Co Ltd 光デイスク用レンズ
US4600276A (en) * 1984-09-04 1986-07-15 Eastman Kodak Company Optical disc player lens
JPS61116314A (ja) * 1984-10-15 1986-06-03 Canon Inc 結像単レンズ
NL8403198A (nl) * 1984-10-22 1986-05-16 Philips Nv Enkelvoudige bi-asferische lens.
US6454167B1 (en) * 1985-02-28 2002-09-24 Symbol Technologies, Inc. Laser focusing aperture and method
US4768867A (en) * 1985-09-02 1988-09-06 Canon Kabushiki Kaisha Aspherical single lens
US4743093A (en) * 1985-09-16 1988-05-10 Eastman Kodak Company Optical disc player lens
US4765723A (en) * 1985-11-05 1988-08-23 Minolta Camera Kabushiki Kaisha Objective lens system for optical reading device
JPS62123419A (ja) * 1985-11-22 1987-06-04 Canon Inc 結像レンズ
US5438187A (en) * 1991-11-01 1995-08-01 Spectra-Physics Scanning Systems, Inc. Multiple focus optical system for data reading applications
US5504350A (en) * 1992-08-12 1996-04-02 Spectra-Physics Scanning Systems, Inc. Lens configuration
US6229782B1 (en) * 1998-07-06 2001-05-08 Read-Rite Corporation High numerical aperture optical focusing device for use in data storage systems
TW504582B (en) * 1999-09-01 2002-10-01 Konishiroku Photo Ind Objective lens for pickup and light pickup apparatus
AT501203A1 (de) * 2004-12-20 2006-07-15 Ge Jenbacher Gmbh & Co Ohg Linse für einen lasergezündeten verbrennungsmotor
CN102096124A (zh) * 2011-01-27 2011-06-15 南京理工大学 红外非球面齐明透镜装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2388119A (en) * 1942-09-18 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
DE1965069A1 (de) * 1969-12-27 1971-07-15 Eltro Gmbh Mit einer asphaerischen Linse ausgestatteter gekuehlter Detektor fuer Infrarotstrahlung
FR2271585B1 (ja) * 1974-05-14 1976-10-15 Philips Nv
GB1499861A (en) * 1975-04-16 1978-02-01 Polaroid Corp Optical lens system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60126616A (ja) * 1983-12-07 1985-07-06 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン 単レンズ並びに光学読取及び／又は書込装置

Also Published As

Publication number Publication date
BE893826A (fr) 1983-01-12
JPS5817409A (ja) 1983-02-01
FR2509478A1 (fr) 1983-01-14
ES8305939A1 (es) 1983-04-16
DE3226019A1 (de) 1983-01-20
DE3226019C2 (ja) 1989-09-21
ES513851A0 (es) 1983-04-16
AU8577782A (en) 1983-01-20
CA1186927A (en) 1985-05-14
US4415238A (en) 1983-11-15
IT1151992B (it) 1986-12-24
JPH0360406B2 (ja) 1991-09-13
IT8222343A0 (it) 1982-07-09
NL8103323A (nl) 1983-02-01
FR2509478B1 (ja) 1985-05-10

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