DE69910283D1 - Objektivsystem mit radialem Gradientenindex - Google Patents

Objektivsystem mit radialem Gradientenindex

Info

Publication number
DE69910283D1
DE69910283D1 DE69910283T DE69910283T DE69910283D1 DE 69910283 D1 DE69910283 D1 DE 69910283D1 DE 69910283 T DE69910283 T DE 69910283T DE 69910283 T DE69910283 T DE 69910283T DE 69910283 D1 DE69910283 D1 DE 69910283D1
Authority
DE
Germany
Prior art keywords
lens system
gradient index
radial gradient
radial
index
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
Application number
DE69910283T
Other languages
English (en)
Other versions
DE69910283T2 (de
Inventor
Shigeo Kittaka
Koji Kakimoto
Hiroshi Koshi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Sheet Glass Co Ltd
Original Assignee
Nippon Sheet Glass Co Ltd
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 Nippon Sheet Glass Co Ltd filed Critical Nippon Sheet Glass Co Ltd
Publication of DE69910283D1 publication Critical patent/DE69910283D1/de
Application granted granted Critical
Publication of DE69910283T2 publication Critical patent/DE69910283T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0087—Simple or compound lenses with index gradient

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE69910283T 1998-03-09 1999-03-06 Objektivsystem mit radialem Gradientenindex Expired - Fee Related DE69910283T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7484198 1998-03-09
JP10074841A JPH11258497A (ja) 1998-03-09 1998-03-09 対物レンズ光学系

Publications (2)

Publication Number Publication Date
DE69910283D1 true DE69910283D1 (de) 2003-09-18
DE69910283T2 DE69910283T2 (de) 2004-06-24

Family

ID=13558970

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69910283T Expired - Fee Related DE69910283T2 (de) 1998-03-09 1999-03-06 Objektivsystem mit radialem Gradientenindex

Country Status (6)

Country Link
US (1) US6078431A (de)
EP (1) EP0942299B1 (de)
JP (1) JPH11258497A (de)
CN (1) CN1233761A (de)
DE (1) DE69910283T2 (de)
TW (1) TW473614B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000147392A (ja) * 1998-11-18 2000-05-26 Nippon Sheet Glass Co Ltd 内視鏡用対物レンズ
US20010015939A1 (en) * 2000-02-08 2001-08-23 Asahi Kogaku Kogyo Kabushiki Kaisha Objective lens for optical pick-up
JP2001296406A (ja) * 2000-04-11 2001-10-26 Nippon Sheet Glass Co Ltd 結像光学素子
JP4083955B2 (ja) * 2000-06-12 2008-04-30 パイオニア株式会社 対物レンズ、光ピックアップ装置及び光学式記録再生装置
JP4864509B2 (ja) * 2006-03-31 2012-02-01 株式会社沖データ レンズアレイ、露光装置、及び画像形成装置
US10627577B1 (en) * 2019-01-24 2020-04-21 X Development Llc Non-imaging lens assembly design for efficient power coupling from multimode fiber to small-area photodetectors

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61138223A (ja) * 1984-12-10 1986-06-25 Nippon Sheet Glass Co Ltd 光学式記録再生装置用レンズ
US4647159A (en) * 1984-12-26 1987-03-03 Canon Kabushiki Kaisha Gradient index type single lens
JPS61163308A (ja) * 1985-01-16 1986-07-24 Olympus Optical Co Ltd 屈折率分布型単レンズ

Also Published As

Publication number Publication date
JPH11258497A (ja) 1999-09-24
DE69910283T2 (de) 2004-06-24
CN1233761A (zh) 1999-11-03
US6078431A (en) 2000-06-20
EP0942299B1 (de) 2003-08-13
TW473614B (en) 2002-01-21
EP0942299A1 (de) 1999-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: STIPPL PATENTANWAELTE, 90482 NUERNBERG

8339 Ceased/non-payment of the annual fee