GB2064159B - Optical viewing apparatus having catadioptriclens system - Google Patents

Optical viewing apparatus having catadioptriclens system

Info

Publication number
GB2064159B
GB2064159B GB8034304A GB8034304A GB2064159B GB 2064159 B GB2064159 B GB 2064159B GB 8034304 A GB8034304 A GB 8034304A GB 8034304 A GB8034304 A GB 8034304A GB 2064159 B GB2064159 B GB 2064159B
Authority
GB
United Kingdom
Prior art keywords
catadioptriclens
viewing apparatus
optical viewing
optical
viewing
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
GB8034304A
Other versions
GB2064159A (en
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
Application filed by Pilkington PE Ltd filed Critical Pilkington PE Ltd
Priority to GB8034304A priority Critical patent/GB2064159B/en
Publication of GB2064159A publication Critical patent/GB2064159A/en
Application granted granted Critical
Publication of GB2064159B publication Critical patent/GB2064159B/en
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
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G02B17/086—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors wherein the system is made of a single block of optical material, e.g. solid catadioptric systems
    • 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
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/04—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors for the purpose of beam splitting or combining, e.g. fitted with eyepieces for more than one observer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Lenses (AREA)
  • Telescopes (AREA)
GB8034304A 1979-11-22 1980-10-24 Optical viewing apparatus having catadioptriclens system Expired GB2064159B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8034304A GB2064159B (en) 1979-11-22 1980-10-24 Optical viewing apparatus having catadioptriclens system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7940482 1979-11-22
GB8034304A GB2064159B (en) 1979-11-22 1980-10-24 Optical viewing apparatus having catadioptriclens system

Publications (2)

Publication Number Publication Date
GB2064159A GB2064159A (en) 1981-06-10
GB2064159B true GB2064159B (en) 1983-09-28

Family

ID=26273649

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8034304A Expired GB2064159B (en) 1979-11-22 1980-10-24 Optical viewing apparatus having catadioptriclens system

Country Status (1)

Country Link
GB (1) GB2064159B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158261A (en) * 1984-05-05 1985-11-06 Pilkington Perkin Elmer Ltd Optical apparatus for transmitting, and splitting infra-red and visible radiation
US4761066A (en) * 1986-01-14 1988-08-02 Carter William J Stereoscopic optical system
GB9403925D0 (en) * 1994-03-01 1994-04-20 Virtuality Entertainment Ltd Optical system

Also Published As

Publication number Publication date
GB2064159A (en) 1981-06-10

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20001023