SE453694B - Icke fokuserande refraktorteleskop - Google Patents
Icke fokuserande refraktorteleskopInfo
- Publication number
- SE453694B SE453694B SE8101427A SE8101427A SE453694B SE 453694 B SE453694 B SE 453694B SE 8101427 A SE8101427 A SE 8101427A SE 8101427 A SE8101427 A SE 8101427A SE 453694 B SE453694 B SE 453694B
- Authority
- SE
- Sweden
- Prior art keywords
- lens
- telescope
- refractive index
- microns
- lens elements
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 229910052732 germanium Inorganic materials 0.000 claims description 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 3
- 230000008092 positive effect Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- 230000003595 spectral effect Effects 0.000 claims description 2
- 239000006117 anti-reflective coating Substances 0.000 claims 1
- 230000009172 bursting Effects 0.000 claims 1
- 210000001747 pupil Anatomy 0.000 description 8
- 238000000926 separation method Methods 0.000 description 5
- 239000005387 chalcogenide glass Substances 0.000 description 4
- 230000003667 anti-reflective effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241000234479 Narcissus Species 0.000 description 1
- 240000001970 Raphanus sativus var. sativus Species 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- PGAPATLGJSQQBU-UHFFFAOYSA-M thallium(i) bromide Chemical compound [Tl]Br PGAPATLGJSQQBU-UHFFFAOYSA-M 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
-
- 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
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Telescopes (AREA)
- Lenses (AREA)
- Radiation-Therapy Devices (AREA)
- Ceramic Products (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8007407 | 1980-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8101427L SE8101427L (sv) | 1981-09-06 |
SE453694B true SE453694B (sv) | 1988-02-22 |
Family
ID=10511870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8101427A SE453694B (sv) | 1980-03-05 | 1981-03-05 | Icke fokuserande refraktorteleskop |
Country Status (10)
Country | Link |
---|---|
US (1) | US4397520A (de) |
BE (1) | BE887774A (de) |
CH (1) | CH654933A5 (de) |
DE (1) | DE3108346A1 (de) |
FR (1) | FR2477728A1 (de) |
IN (1) | IN153955B (de) |
IT (1) | IT1144146B (de) |
NL (1) | NL8101077A (de) |
NO (1) | NO156307C (de) |
SE (1) | SE453694B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4469396A (en) * | 1980-10-08 | 1984-09-04 | Barr & Stroud Limited | Afocal dual magnification refractor telescopes |
US4479695A (en) * | 1980-10-08 | 1984-10-30 | Barr & Stroud Limited | Afocal refractor telescopes |
US4685774A (en) * | 1986-01-17 | 1987-08-11 | U.S. Precision Lens, Incorporated | Projection lens |
US4682862A (en) * | 1986-01-17 | 1987-07-28 | U.S. Precision Lens Incorporated | Projection lens |
US4776681A (en) * | 1986-01-17 | 1988-10-11 | U.S. Precision Lens, Incorporated | Projection lens |
US4880966A (en) * | 1988-04-08 | 1989-11-14 | Scientific-Atlanta, Inc. | Tachometer sensor using a lens system to a in sensing the rotational speed of an object |
US4999005A (en) * | 1988-10-19 | 1991-03-12 | Cooper Erwin E | Wide band color correcting infrared lens system |
US5077239A (en) * | 1990-01-16 | 1991-12-31 | Westinghouse Electric Corp. | Chalcogenide glass, associated method and apparatus |
US5044706A (en) * | 1990-02-06 | 1991-09-03 | Hughes Aircraft Company | Optical element employing aspherical and binary grating optical surfaces |
US5282083A (en) * | 1992-03-31 | 1994-01-25 | The United States Of America As Represented By The Secretary Of The Army | Afocal lens system |
US5214532A (en) * | 1992-04-29 | 1993-05-25 | The United States Of America As Represented By The Secretary Of The Army | Afocal objective lens |
US7369303B2 (en) * | 2006-02-03 | 2008-05-06 | Janos Technology Inc. | Dual band lens system incorporating molded chalcogenide |
JP3982554B2 (ja) * | 2006-03-01 | 2007-09-26 | 住友電気工業株式会社 | 赤外線ズームレンズ及び赤外線カメラ |
GB0705910D0 (en) | 2007-03-27 | 2007-05-09 | Dsam London Llp | Optical arrangement |
US7880978B2 (en) * | 2008-08-25 | 2011-02-01 | Acm Projektentwicklung Gmbh | Objective lens system |
US8508864B2 (en) * | 2008-08-25 | 2013-08-13 | Acm Projektentwicklung Gmbh | Objective lens system |
JP2011186070A (ja) * | 2010-03-05 | 2011-09-22 | Tamron Co Ltd | 赤外線ズームレンズ |
JP5467896B2 (ja) * | 2010-03-05 | 2014-04-09 | 株式会社タムロン | 赤外線ズームレンズ |
CN106415351B (zh) * | 2014-08-07 | 2018-07-03 | 大族激光科技产业集团股份有限公司 | 远红外成像透镜组、物镜及探测仪 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2865253A (en) * | 1956-12-10 | 1958-12-23 | Servo Corp Of America | Infrared achromat lens |
DE1813085A1 (de) * | 1968-12-06 | 1970-06-25 | Eltro Gmbh | Zweigliedriges Objektiv fuer mittleres Infrarot |
US3674330A (en) * | 1971-01-22 | 1972-07-04 | John D Strong | Achromatic doublet lens for infrared radiation |
US3825315A (en) * | 1973-01-29 | 1974-07-23 | R Altman | Zoom lens optical system for infrared wavelengths |
GB1478115A (en) * | 1974-02-15 | 1977-06-29 | Pilkington Perkin Elmer Ltd | Infra-red lenses |
US3947084A (en) * | 1975-02-28 | 1976-03-30 | Hughes Aircraft Company | Long-wave infrared afocal zoom telescope |
GB1567604A (en) * | 1976-02-02 | 1980-05-21 | Rank Organisation Ltd | Optical system |
US4106845A (en) * | 1976-08-16 | 1978-08-15 | The Rank Organisation Limited | Infra-red scanner |
GB1594966A (en) * | 1977-06-01 | 1981-08-05 | Pilkington Perkin Elmer Ltd | Infra-red optical lens sytems |
-
1981
- 1981-02-25 US US06/237,981 patent/US4397520A/en not_active Expired - Lifetime
- 1981-03-04 BE BE2/59037A patent/BE887774A/fr not_active IP Right Cessation
- 1981-03-05 NL NL8101077A patent/NL8101077A/nl not_active Application Discontinuation
- 1981-03-05 IT IT67309/81A patent/IT1144146B/it active
- 1981-03-05 DE DE19813108346 patent/DE3108346A1/de not_active Ceased
- 1981-03-05 FR FR8104445A patent/FR2477728A1/fr active Granted
- 1981-03-05 IN IN239/CAL/81A patent/IN153955B/en unknown
- 1981-03-05 SE SE8101427A patent/SE453694B/sv not_active IP Right Cessation
- 1981-03-05 CH CH1489/81A patent/CH654933A5/de not_active IP Right Cessation
- 1981-03-05 NO NO810760A patent/NO156307C/no unknown
Also Published As
Publication number | Publication date |
---|---|
CH654933A5 (de) | 1986-03-14 |
DE3108346A1 (de) | 1981-12-24 |
SE8101427L (sv) | 1981-09-06 |
BE887774A (fr) | 1981-07-01 |
FR2477728A1 (fr) | 1981-09-11 |
IT1144146B (it) | 1986-10-29 |
NO156307B (no) | 1987-05-18 |
NL8101077A (nl) | 1981-10-01 |
IT8167309A0 (it) | 1981-03-05 |
FR2477728B1 (de) | 1983-11-10 |
IN153955B (de) | 1984-09-01 |
US4397520A (en) | 1983-08-09 |
NO156307C (no) | 1987-08-26 |
NO810760L (no) | 1981-09-07 |
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