GB2064159B - Optical viewing apparatus having catadioptriclens system - Google Patents
Optical viewing apparatus having catadioptriclens systemInfo
- 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
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)
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)
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 |
-
1980
- 1980-10-24 GB GB8034304A patent/GB2064159B/en not_active Expired
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 |