DE2228235C2 - Spiegelobjektiv cassegrainscher Bauart - Google Patents

Spiegelobjektiv cassegrainscher Bauart

Info

Publication number
DE2228235C2
DE2228235C2 DE2228235A DE2228235A DE2228235C2 DE 2228235 C2 DE2228235 C2 DE 2228235C2 DE 2228235 A DE2228235 A DE 2228235A DE 2228235 A DE2228235 A DE 2228235A DE 2228235 C2 DE2228235 C2 DE 2228235C2
Authority
DE
Germany
Prior art keywords
seidel
lens
coefficients
sums
glass
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
Application number
DE2228235A
Other languages
German (de)
English (en)
Other versions
DE2228235A1 (de
Inventor
Peter Anthony London Blaine
David George Anthony Leeds Demaine
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 DE2228235A1 publication Critical patent/DE2228235A1/de
Application granted granted Critical
Publication of DE2228235C2 publication Critical patent/DE2228235C2/de
Expired 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
    • G02B17/0884—Catadioptric systems having a pupil corrector
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DE2228235A 1971-06-09 1972-06-09 Spiegelobjektiv cassegrainscher Bauart Expired DE2228235C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1979171A GB1388545A (en) 1971-06-09 1971-06-09 Catadioptric lenses

Publications (2)

Publication Number Publication Date
DE2228235A1 DE2228235A1 (de) 1972-12-21
DE2228235C2 true DE2228235C2 (de) 1981-11-26

Family

ID=10135283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2228235A Expired DE2228235C2 (de) 1971-06-09 1972-06-09 Spiegelobjektiv cassegrainscher Bauart

Country Status (6)

Country Link
BE (1) BE784606A (enExample)
DE (1) DE2228235C2 (enExample)
FR (1) FR2140472B1 (enExample)
GB (1) GB1388545A (enExample)
IL (1) IL39647A (enExample)
NL (1) NL7207921A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861148A (en) * 1986-03-12 1989-08-29 Matsushita Electric Industrial Co., Inc. Projection optical system for use in precise copy
CN110579859B (zh) * 2019-09-03 2024-08-13 佛山科学技术学院 一种紧凑型长焦距星敏感器远心光学系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1199515B (de) * 1961-12-23 1965-08-26 Rodenstock Optik G Spiegelobjektiv

Also Published As

Publication number Publication date
NL7207921A (enExample) 1972-12-12
IL39647A0 (en) 1972-08-30
IL39647A (en) 1975-03-13
BE784606A (fr) 1972-10-02
FR2140472B1 (enExample) 1977-06-17
FR2140472A1 (enExample) 1973-01-19
DE2228235A1 (de) 1972-12-21
GB1388545A (en) 1975-03-26

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8339 Ceased/non-payment of the annual fee