GB2339923B - Optical imaging system - Google Patents

Optical imaging system

Info

Publication number
GB2339923B
GB2339923B GB9909662A GB9909662A GB2339923B GB 2339923 B GB2339923 B GB 2339923B GB 9909662 A GB9909662 A GB 9909662A GB 9909662 A GB9909662 A GB 9909662A GB 2339923 B GB2339923 B GB 2339923B
Authority
GB
United Kingdom
Prior art keywords
imaging system
optical imaging
optical
imaging
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
GB9909662A
Other versions
GB9909662D0 (en
GB2339923A (en
Inventor
Philip John Rogers
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.)
Qioptiq Ltd
Original Assignee
Pilkington PE 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
Priority claimed from GBGB9810341.9A external-priority patent/GB9810341D0/en
Application filed by Pilkington PE Ltd filed Critical Pilkington PE Ltd
Priority to GB9909662A priority Critical patent/GB2339923B/en
Publication of GB9909662D0 publication Critical patent/GB9909662D0/en
Publication of GB2339923A publication Critical patent/GB2339923A/en
Application granted granted Critical
Publication of GB2339923B publication Critical patent/GB2339923B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B17/0836—Catadioptric systems using more than three curved mirrors
    • G02B17/084—Catadioptric systems using more than three 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
    • G02B17/02—Catoptric systems, e.g. image erecting and reversing system
    • G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
    • G02B17/0647—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using more than three curved mirrors
    • G02B17/0652—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using more than three 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
    • G02B17/0896—Catadioptric systems with variable magnification or multiple imaging planes, including multispectral systems
GB9909662A 1998-05-15 1999-04-28 Optical imaging system Expired - Fee Related GB2339923B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9909662A GB2339923B (en) 1998-05-15 1999-04-28 Optical imaging system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9810341.9A GB9810341D0 (en) 1998-05-15 1998-05-15 Optical imaging system
GB9909662A GB2339923B (en) 1998-05-15 1999-04-28 Optical imaging system

Publications (3)

Publication Number Publication Date
GB9909662D0 GB9909662D0 (en) 1999-06-23
GB2339923A GB2339923A (en) 2000-02-09
GB2339923B true GB2339923B (en) 2002-02-27

Family

ID=26313675

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9909662A Expired - Fee Related GB2339923B (en) 1998-05-15 1999-04-28 Optical imaging system

Country Status (1)

Country Link
GB (1) GB2339923B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11567309B2 (en) 2019-07-25 2023-01-31 Raytheon Company On-axis four mirror anastigmat telescope

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1336801A (en) * 1971-01-04 1973-11-14 Perkin Elmer Corp Catoptric anastigmatic telescopic optical system
US5144476A (en) * 1989-04-24 1992-09-01 Kebo Reynold S All-reflective zoom optical system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1336801A (en) * 1971-01-04 1973-11-14 Perkin Elmer Corp Catoptric anastigmatic telescopic optical system
US5144476A (en) * 1989-04-24 1992-09-01 Kebo Reynold S All-reflective zoom optical system

Also Published As

Publication number Publication date
GB9909662D0 (en) 1999-06-23
GB2339923A (en) 2000-02-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040428