JPS5828711A - 小型反射屈折式レンズ - Google Patents

小型反射屈折式レンズ

Info

Publication number
JPS5828711A
JPS5828711A JP56127236A JP12723681A JPS5828711A JP S5828711 A JPS5828711 A JP S5828711A JP 56127236 A JP56127236 A JP 56127236A JP 12723681 A JP12723681 A JP 12723681A JP S5828711 A JPS5828711 A JP S5828711A
Authority
JP
Japan
Prior art keywords
lens
light
mirror
negative
face
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.)
Granted
Application number
JP56127236A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6218895B2 (cg-RX-API-DMAC10.html
Inventor
Shigeru Aoki
滋 青木
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP56127236A priority Critical patent/JPS5828711A/ja
Publication of JPS5828711A publication Critical patent/JPS5828711A/ja
Publication of JPS6218895B2 publication Critical patent/JPS6218895B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0804—Catadioptric systems using two curved mirrors
    • G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0852—Catadioptric systems having a field corrector only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0884—Catadioptric systems having a pupil corrector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP56127236A 1981-08-12 1981-08-12 小型反射屈折式レンズ Granted JPS5828711A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56127236A JPS5828711A (ja) 1981-08-12 1981-08-12 小型反射屈折式レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56127236A JPS5828711A (ja) 1981-08-12 1981-08-12 小型反射屈折式レンズ

Publications (2)

Publication Number Publication Date
JPS5828711A true JPS5828711A (ja) 1983-02-19
JPS6218895B2 JPS6218895B2 (cg-RX-API-DMAC10.html) 1987-04-24

Family

ID=14955076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56127236A Granted JPS5828711A (ja) 1981-08-12 1981-08-12 小型反射屈折式レンズ

Country Status (1)

Country Link
JP (1) JPS5828711A (cg-RX-API-DMAC10.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63211555A (ja) * 1987-02-26 1988-09-02 東芝ライテック株式会社 管球の圧潰封止用治具
JPS63213255A (ja) * 1987-02-27 1988-09-06 東芝ライテック株式会社 管球の圧潰封止用治具
CN102955235A (zh) * 2011-08-22 2013-03-06 上海微电子装备有限公司 一种大视场折反射投影光学系统

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63211555A (ja) * 1987-02-26 1988-09-02 東芝ライテック株式会社 管球の圧潰封止用治具
JPS63213255A (ja) * 1987-02-27 1988-09-06 東芝ライテック株式会社 管球の圧潰封止用治具
CN102955235A (zh) * 2011-08-22 2013-03-06 上海微电子装备有限公司 一种大视场折反射投影光学系统
CN102955235B (zh) * 2011-08-22 2015-11-25 上海微电子装备有限公司 一种大视场折反射投影光学系统

Also Published As

Publication number Publication date
JPS6218895B2 (cg-RX-API-DMAC10.html) 1987-04-24

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