DE2500070A1 - Reflexlinsensystem - Google Patents

Reflexlinsensystem

Info

Publication number
DE2500070A1
DE2500070A1 DE19752500070 DE2500070A DE2500070A1 DE 2500070 A1 DE2500070 A1 DE 2500070A1 DE 19752500070 DE19752500070 DE 19752500070 DE 2500070 A DE2500070 A DE 2500070A DE 2500070 A1 DE2500070 A1 DE 2500070A1
Authority
DE
Germany
Prior art keywords
lens
reflective
mirror
lens unit
lens system
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
DE19752500070
Other languages
German (de)
English (en)
Inventor
David George Anthony Demaine
David Gordon Norrie
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.)
Rank Organization Ltd
Original Assignee
Rank Organization 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 Rank Organization Ltd filed Critical Rank Organization Ltd
Publication of DE2500070A1 publication Critical patent/DE2500070A1/de
Pending 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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/008—Systems specially adapted to form image relays or chained systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE19752500070 1974-01-02 1975-01-02 Reflexlinsensystem Pending DE2500070A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9574A GB1443271A (en) 1974-01-02 1974-01-02 Reflex lens systems

Publications (1)

Publication Number Publication Date
DE2500070A1 true DE2500070A1 (de) 1975-07-10

Family

ID=9698312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752500070 Pending DE2500070A1 (de) 1974-01-02 1975-01-02 Reflexlinsensystem

Country Status (4)

Country Link
JP (1) JPS50107926A (en, 2012)
DE (1) DE2500070A1 (en, 2012)
FR (1) FR2256422B3 (en, 2012)
GB (1) GB1443271A (en, 2012)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060312A (en) * 1976-09-03 1977-11-29 Bell & Howell Company Copier lens of reflex design
US4062625A (en) * 1976-09-03 1977-12-13 Bell & Howell Company Reflex copier lens
US4103990A (en) * 1975-11-07 1978-08-01 Canon Kabushiki Kaisha Catadioptric wide-angle lens system for reproduction
US4108539A (en) * 1976-11-18 1978-08-22 Hewlett-Packard Company Reflecting lens system
DE2828530A1 (de) * 1977-06-30 1979-01-11 Ibm Achromatisches optisches system
US5052763A (en) * 1990-08-28 1991-10-01 International Business Machines Corporation Optical system with two subsystems separately correcting odd aberrations and together correcting even aberrations

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056308A (en) * 1976-03-03 1977-11-01 Xerox Corporation Variable focal length reflector lens system
US4344676A (en) * 1979-10-09 1982-08-17 The Perkin-Elmer Corporation Single element spherical surfaced optics insensitive to wavelength and temperature

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4103990A (en) * 1975-11-07 1978-08-01 Canon Kabushiki Kaisha Catadioptric wide-angle lens system for reproduction
US4060312A (en) * 1976-09-03 1977-11-29 Bell & Howell Company Copier lens of reflex design
US4062625A (en) * 1976-09-03 1977-12-13 Bell & Howell Company Reflex copier lens
US4108539A (en) * 1976-11-18 1978-08-22 Hewlett-Packard Company Reflecting lens system
DE2828530A1 (de) * 1977-06-30 1979-01-11 Ibm Achromatisches optisches system
US5052763A (en) * 1990-08-28 1991-10-01 International Business Machines Corporation Optical system with two subsystems separately correcting odd aberrations and together correcting even aberrations

Also Published As

Publication number Publication date
FR2256422B3 (en, 2012) 1977-09-30
GB1443271A (en) 1976-07-21
FR2256422A1 (en, 2012) 1975-07-25
JPS50107926A (en, 2012) 1975-08-25

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Legal Events

Date Code Title Description
OHJ Non-payment of the annual fee