SE8304735D0 - Improvements in or rehting to infra-red lenses - Google Patents
Improvements in or rehting to infra-red lensesInfo
- Publication number
- SE8304735D0 SE8304735D0 SE8304735A SE8304735A SE8304735D0 SE 8304735 D0 SE8304735 D0 SE 8304735D0 SE 8304735 A SE8304735 A SE 8304735A SE 8304735 A SE8304735 A SE 8304735A SE 8304735 D0 SE8304735 D0 SE 8304735D0
- Authority
- SE
- Sweden
- Prior art keywords
- infra
- negative component
- red
- lens
- positive singlet
- Prior art date
Links
- 230000004075 alteration Effects 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/143—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only
- G02B15/1431—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only the first group being positive
- G02B15/143105—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only the first group being positive arranged +-+
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Lenses (AREA)
- Telescopes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8225277 | 1982-09-04 | ||
GB8310281 | 1983-04-18 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8304735D0 true SE8304735D0 (sv) | 1983-09-01 |
SE8304735L SE8304735L (sv) | 1984-03-05 |
SE456281B SE456281B (sv) | 1988-09-19 |
Family
ID=26283755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8304735A SE456281B (sv) | 1982-09-04 | 1983-09-01 | Infrarodobjektivzoomoptik omfattande en fast fremre optikkomponent |
Country Status (7)
Country | Link |
---|---|
US (1) | US4676581A (sv) |
DE (1) | DE3331018C2 (sv) |
FR (1) | FR2532762B1 (sv) |
IL (1) | IL69565A0 (sv) |
IT (1) | IT1167377B (sv) |
NL (1) | NL8303068A (sv) |
SE (1) | SE456281B (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL89301A (en) * | 1989-02-15 | 1993-04-04 | Electro Optics Ind Ltd | Zoom system |
US5504624A (en) * | 1990-11-30 | 1996-04-02 | Asashi Kogaku Kogyo Kabushiki Kaisha | Afocal zooming optical system |
US5313330A (en) * | 1992-08-31 | 1994-05-17 | U.S. Precision Lens Incorporated | Zoom projection lens systems |
US5796514A (en) * | 1996-03-04 | 1998-08-18 | Raytheon Ti Systems, Inc. | Infrared zoom lens assembly having a variable F/number |
US5844727A (en) * | 1997-09-02 | 1998-12-01 | Cymer, Inc. | Illumination design for scanning microlithography systems |
GB9809738D0 (en) * | 1998-05-08 | 1998-07-08 | Pilkington Perkin Elmer Ltd | Optical systems |
WO2004010199A2 (en) * | 2002-07-22 | 2004-01-29 | Panavision, Inc. | Zoom lens system |
US7283309B2 (en) * | 2004-08-20 | 2007-10-16 | Panavision International, L.P. | Wide-range, wide-angle, rotatable compound zoom |
US7227682B2 (en) * | 2005-04-08 | 2007-06-05 | Panavision International, L.P. | Wide-range, wide-angle compound zoom with simplified zooming structure |
US7224535B2 (en) * | 2005-07-29 | 2007-05-29 | Panavision International, L.P. | Zoom lens system |
DE102009045970B4 (de) * | 2009-10-23 | 2020-09-17 | Carl Zeiss Optronics Gmbh | Wärmebildgerät |
US20130208353A1 (en) * | 2012-01-23 | 2013-08-15 | Jeremy Huddleston | Lwir imaging lens, image capturing system having the same, and associated methods |
RU2569429C1 (ru) * | 2014-11-25 | 2015-11-27 | Открытое акционерное общество "Научно-производственное объединение "Государственный институт прикладной оптики" (ОАО "НПО ГИПО") | Инфракрасный объектив с плавно изменяющимся фокусным расстоянием |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1196392B (de) * | 1963-07-06 | 1965-07-08 | Leitz Ernst Gmbh | Pankratisches Objektiv fuer Mikroskope |
US3947084A (en) * | 1975-02-28 | 1976-03-30 | Hughes Aircraft Company | Long-wave infrared afocal zoom telescope |
JPS6034732B2 (ja) * | 1975-11-05 | 1985-08-10 | キヤノン株式会社 | 至近距離の短いズームレンズ |
GB1559514A (en) * | 1976-10-02 | 1980-01-23 | Pilkington Perkin Elmer Ltd | Infra-red zoom lenses |
JPS53131852A (en) * | 1977-04-22 | 1978-11-17 | Nippon Chemical Ind | Tele zoom lens |
JPS5430028A (en) * | 1977-08-11 | 1979-03-06 | Canon Inc | Wide-angle lens |
-
1983
- 1983-08-24 IL IL69565A patent/IL69565A0/xx unknown
- 1983-08-27 DE DE3331018A patent/DE3331018C2/de not_active Expired - Fee Related
- 1983-09-01 SE SE8304735A patent/SE456281B/sv not_active IP Right Cessation
- 1983-09-02 FR FR8314100A patent/FR2532762B1/fr not_active Expired
- 1983-09-02 NL NL8303068A patent/NL8303068A/nl not_active Application Discontinuation
- 1983-09-05 IT IT22773/83A patent/IT1167377B/it active
-
1986
- 1986-04-09 US US06/851,318 patent/US4676581A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE456281B (sv) | 1988-09-19 |
SE8304735L (sv) | 1984-03-05 |
NL8303068A (nl) | 1984-04-02 |
IT8322773A0 (it) | 1983-09-05 |
FR2532762A1 (fr) | 1984-03-09 |
US4676581A (en) | 1987-06-30 |
IL69565A0 (en) | 1983-11-30 |
DE3331018A1 (de) | 1984-03-08 |
IT1167377B (it) | 1987-05-13 |
DE3331018C2 (de) | 1994-02-03 |
FR2532762B1 (fr) | 1988-08-05 |
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