SE8105941L - Icke fokuserande refraktorteleskop med dubbel forstoring - Google Patents
Icke fokuserande refraktorteleskop med dubbel forstoringInfo
- Publication number
- SE8105941L SE8105941L SE8105941A SE8105941A SE8105941L SE 8105941 L SE8105941 L SE 8105941L SE 8105941 A SE8105941 A SE 8105941A SE 8105941 A SE8105941 A SE 8105941A SE 8105941 L SE8105941 L SE 8105941L
- Authority
- SE
- Sweden
- Prior art keywords
- lens element
- lens
- primary
- objective lens
- lens elements
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Astronomy & Astrophysics (AREA)
- Lenses (AREA)
- Telescopes (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8032396 | 1980-10-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8105941L true SE8105941L (sv) | 1982-04-09 |
SE450670B SE450670B (sv) | 1987-07-13 |
Family
ID=10516546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8105941A SE450670B (sv) | 1980-10-08 | 1981-10-07 | Icke fokuserande refraktorteleskop med dubbel forstoring |
Country Status (10)
Country | Link |
---|---|
US (1) | US4469396A (sv) |
BE (1) | BE890654A (sv) |
CH (1) | CH656013A5 (sv) |
DE (1) | DE3138817A1 (sv) |
FR (1) | FR2491634A1 (sv) |
IN (1) | IN154900B (sv) |
IT (1) | IT1145115B (sv) |
NL (1) | NL8104195A (sv) |
NO (1) | NO157635C (sv) |
SE (1) | SE450670B (sv) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2152227B (en) * | 1982-01-14 | 1986-01-29 | Barr & Stroud Ltd | Infrared optical system |
DE3342002A1 (de) * | 1982-11-23 | 1984-05-30 | Barr & Stroud Ltd., Glasgow, Scotland | Mehrlinsiges objektiv zur verwendung im infraroten spektralbereich |
US4542954A (en) * | 1983-11-10 | 1985-09-24 | The United States Of America As Represented By The Secretary Of The Army | Wide angle lens for the infrared dedicatory clause |
JPS6187116A (ja) * | 1984-09-28 | 1986-05-02 | Canon Inc | 変倍光学系 |
DE3542502A1 (de) * | 1985-12-02 | 1987-06-04 | Elektro Optik Gmbh & Co Kg | Thermograph mit umschaltung des bildwinkels |
GB2194072B (en) * | 1986-04-03 | 1990-03-21 | Pilkington Perkin Elmer Ltd | Athermalised optical beam expander |
JP2679017B2 (ja) * | 1986-12-27 | 1997-11-19 | ミノルタ株式会社 | 2焦点切替レンズ系 |
US5204774A (en) * | 1991-12-06 | 1993-04-20 | Varo Inc. | Night vision goggle with improved optical system |
US5229880A (en) * | 1992-03-09 | 1993-07-20 | Hughes Aircraft Company | Three field of view refractive afocal telescope |
US5548439A (en) * | 1994-12-27 | 1996-08-20 | Hughes Aircraft Company | Three field of view refractive infrared telescope with fixed medium filed of view |
JP4731110B2 (ja) * | 2003-11-05 | 2011-07-20 | カシオ計算機株式会社 | 携帯機器 |
US20060254115A1 (en) * | 2004-11-22 | 2006-11-16 | Thomas Mark A | Optical sight with side focus adjustment |
US20060107580A1 (en) * | 2004-11-22 | 2006-05-25 | Thomas Mark A | Scope with improved windage/elevation system |
US20060107579A1 (en) * | 2004-11-22 | 2006-05-25 | Thomas Mark A | Zoom scope with continuous main body |
EP2848977B1 (en) * | 2005-01-26 | 2018-02-28 | Leupold & Stevens, Inc. | Scope with improved magnification system |
US8508864B2 (en) * | 2008-08-25 | 2013-08-13 | Acm Projektentwicklung Gmbh | Objective lens system |
US7880978B2 (en) * | 2008-08-25 | 2011-02-01 | Acm Projektentwicklung Gmbh | Objective lens system |
KR101706264B1 (ko) * | 2009-12-03 | 2017-02-14 | 삼성전자주식회사 | 줌 렌즈 시스템 |
CN102213822B (zh) * | 2011-07-12 | 2013-03-13 | 中国电子科技集团公司第十一研究所 | 一种中波红外连续变焦镜头 |
TWI461728B (zh) | 2011-09-02 | 2014-11-21 | Largan Precision Co Ltd | 影像鏡組 |
US8988773B2 (en) | 2012-09-28 | 2015-03-24 | Raytheon Canada Limited | Optical sighting device |
JP6450073B2 (ja) * | 2014-01-29 | 2019-01-09 | 日本放送協会 | レンズアレイ |
DE102015104323A1 (de) * | 2015-03-23 | 2016-09-29 | Carl Zeiss Smt Gmbh | Zoomsystem mit austauschbaren optischen Elementen |
US10003751B2 (en) | 2016-05-25 | 2018-06-19 | The United States Of America, As Represented By The Secretary Of The Army | Multiple field of view dual band optics with integrated calibration source |
US10761307B2 (en) | 2016-12-06 | 2020-09-01 | Raytheon Company | Bypass optical switch and methods |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947084A (en) * | 1975-02-28 | 1976-03-30 | Hughes Aircraft Company | Long-wave infrared afocal zoom telescope |
US4397520A (en) * | 1980-03-05 | 1983-08-09 | Barr & Stroud Limited | Afocal refractor telescopes |
NL186880C (nl) * | 1980-04-26 | 1991-03-18 | Barr & Stroud Ltd | Oculairlensstelsel. |
-
1981
- 1981-09-03 US US06/299,198 patent/US4469396A/en not_active Expired - Lifetime
- 1981-09-10 NL NL8104195A patent/NL8104195A/nl not_active Application Discontinuation
- 1981-09-25 IT IT68244/81A patent/IT1145115B/it active
- 1981-09-28 IN IN1085/CAL/81A patent/IN154900B/en unknown
- 1981-09-30 DE DE19813138817 patent/DE3138817A1/de not_active Withdrawn
- 1981-10-07 SE SE8105941A patent/SE450670B/sv not_active IP Right Cessation
- 1981-10-07 BE BE2/59404A patent/BE890654A/fr not_active IP Right Cessation
- 1981-10-07 NO NO813395A patent/NO157635C/no unknown
- 1981-10-07 FR FR8118905A patent/FR2491634A1/fr active Granted
- 1981-10-08 CH CH6464/81A patent/CH656013A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4469396A (en) | 1984-09-04 |
IN154900B (sv) | 1984-12-22 |
FR2491634B3 (sv) | 1983-07-08 |
BE890654A (fr) | 1982-02-01 |
FR2491634A1 (fr) | 1982-04-09 |
DE3138817A1 (de) | 1982-05-19 |
CH656013A5 (de) | 1986-05-30 |
SE450670B (sv) | 1987-07-13 |
IT8168244A0 (it) | 1981-09-25 |
NO813395L (no) | 1982-04-13 |
NO157635B (no) | 1988-01-11 |
IT1145115B (it) | 1986-11-05 |
NO157635C (no) | 1988-04-20 |
NL8104195A (nl) | 1982-05-03 |
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Legal Events
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---|---|---|---|
NUG | Patent has lapsed |
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