GB8323505D0 - Optical element - Google Patents

Optical element

Info

Publication number
GB8323505D0
GB8323505D0 GB838323505A GB8323505A GB8323505D0 GB 8323505 D0 GB8323505 D0 GB 8323505D0 GB 838323505 A GB838323505 A GB 838323505A GB 8323505 A GB8323505 A GB 8323505A GB 8323505 D0 GB8323505 D0 GB 8323505D0
Authority
GB
United Kingdom
Prior art keywords
optical element
optical
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.)
Granted
Application number
GB838323505A
Other versions
GB2125023B (en
GB2125023A (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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of GB8323505D0 publication Critical patent/GB8323505D0/en
Publication of GB2125023A publication Critical patent/GB2125023A/en
Application granted granted Critical
Publication of GB2125023B publication Critical patent/GB2125023B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/06—Other methods of shaping glass by sintering, e.g. by cold isostatic pressing of powders and subsequent sintering, by hot pressing of powders, by sintering slurries or dispersions not undergoing a liquid phase reaction
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/08—Sulfides
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
    • 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
    • G02B1/02—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of crystals, e.g. rock-salt, semi-conductors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/102—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type for infrared and ultraviolet radiation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates
GB08323505A 1980-12-29 1983-09-01 Optical element especially of zinc sulphide or selenide having improved optical quality Expired GB2125023B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22094480A 1980-12-29 1980-12-29

Publications (3)

Publication Number Publication Date
GB8323505D0 true GB8323505D0 (en) 1983-10-05
GB2125023A GB2125023A (en) 1984-02-29
GB2125023B GB2125023B (en) 1985-11-13

Family

ID=22825678

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8138005A Expired GB2090237B (en) 1980-12-29 1981-12-16 Optical element especially of zinc sulphide or selenide having improved optical quality
GB08323505A Expired GB2125023B (en) 1980-12-29 1983-09-01 Optical element especially of zinc sulphide or selenide having improved optical quality

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8138005A Expired GB2090237B (en) 1980-12-29 1981-12-16 Optical element especially of zinc sulphide or selenide having improved optical quality

Country Status (7)

Country Link
JP (3) JPS57135723A (en)
CA (1) CA1181557A (en)
DE (1) DE3150525A1 (en)
FR (2) FR2497361B1 (en)
GB (2) GB2090237B (en)
IT (1) IT1172159B (en)
SE (1) SE8107840L (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5957951A (en) * 1982-09-27 1984-04-03 住友電気工業株式会社 Manufacture of zns polycrystal body
EP0157040A3 (en) * 1983-04-05 1987-11-25 Sumitomo Electric Industries Limited Method of producing transparent polycrystalline zns body
JPS607413A (en) * 1983-06-28 1985-01-16 Matsushita Electric Ind Co Ltd Lens for converging beam
JPH0617280B2 (en) * 1987-03-18 1994-03-09 社団法人生産技術振興協会 ZnSe single crystal production method
JP2737191B2 (en) * 1987-12-28 1998-04-08 東ソー株式会社 Method for producing homogeneous quartz glass block
EP0486236B1 (en) * 1990-11-14 1995-08-23 Raytheon Company Zinc sulfide optical elements
DE9110969U1 (en) * 1991-09-04 1991-12-05 Wild Leitz Systemtechnik Gmbh, 6330 Wetzlar, De
DE4414552C2 (en) * 1994-04-26 2001-06-07 Lukas Kuepper Process for the production of micro-optical elements or a fiber end in the form of a micro-optical element
JP3578357B2 (en) * 1994-04-28 2004-10-20 信越石英株式会社 Method for producing heat-resistant synthetic quartz glass
WO2000041221A2 (en) 1999-01-04 2000-07-13 Infineon Technologies Ag Method and device for shaping surfaces of semiconductors
FR2898962B1 (en) 2006-03-23 2008-05-09 Brandt Ind Sas DOMESTIC GAS COOKING OVEN AND METHOD OF IGNITING AT LEAST ONE GAS BURNER IN SUCH GAS DOMESTIC COOKING OVEN
US7790072B2 (en) * 2007-12-18 2010-09-07 Raytheon Company Treatment method for optically transmissive bodies
EP2511236B1 (en) * 2011-04-14 2015-07-01 Rohm and Haas Company Improved quality multi-spectral zinc sulfide
JP5444397B2 (en) * 2012-03-09 2014-03-19 住友電気工業株式会社 Manufacturing method of optical components
US20130271610A1 (en) * 2012-04-16 2013-10-17 Keith Gregory ROZENBURG Polycrystalline chalcogenide ceramic material
JP5876798B2 (en) * 2012-09-14 2016-03-02 住友電気工業株式会社 ZnSe polycrystal and method for producing the same
JP5621828B2 (en) * 2012-10-11 2014-11-12 住友電気工業株式会社 Manufacturing method of optical components
JP6989102B2 (en) * 2017-04-05 2022-01-05 日本電気株式会社 Manufacturing method of zinc sulfide sintered body and zinc sulfide sintered body

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3131025A (en) * 1959-10-29 1964-04-28 Eastman Kodak Co Zinc sulfide optical element
FR1272294A (en) * 1960-10-26 1961-09-22 Kodak Pathe New optical element and method and apparatus for its manufacture
US3454685A (en) * 1961-08-21 1969-07-08 Eastman Kodak Co Method of forming zinc selenide infrared transmitting optical elements
DE1244433B (en) * 1961-08-21 1967-07-13 Eastman Kodak Co Optical material and process for its manufacture
SE303385B (en) * 1961-08-21 1968-08-26 Eastman Kodak Co
US3177759A (en) * 1961-10-04 1965-04-13 Barnes Eng Co Apparatus for the spectrum examination of materials
FR2286394A1 (en) * 1974-09-30 1976-04-23 Comp Generale Electricite OPTICAL DEVICE
GB1547172A (en) * 1976-06-24 1979-06-06 Nat Res Dev Methods and apparatus for cutting welding drilling and surface treating
JPS55113802A (en) * 1979-02-24 1980-09-02 Sumitomo Electric Ind Ltd Production of high-purity sintered body by hot hydrostatic press
JPS6016391B2 (en) * 1979-03-31 1985-04-25 住友電気工業株式会社 Manufacturing method of high purity, high strength ZnSe sintered body by hot forging method
DE2949512C2 (en) * 1979-12-08 1982-10-21 W.C. Heraeus Gmbh, 6450 Hanau Process for the aftertreatment of zinc sulphide bodies for optical purposes
JPS5711824A (en) * 1980-06-23 1982-01-21 Matsushita Electric Ind Co Ltd Preparation of semiconductive zinc sulfide
JPS5717411A (en) * 1980-07-02 1982-01-29 Agency Of Ind Science & Technol Manufacture of polycrystalline zinc selenide body
DE3039749C2 (en) * 1980-10-22 1982-08-19 Heraeus Quarzschmelze Gmbh, 6450 Hanau Process for the production of bubble-free, glassy material
JPS606307B2 (en) * 1980-12-22 1985-02-16 工業技術院長 Method for producing polycrystalline zinc selenide

Also Published As

Publication number Publication date
GB2125023B (en) 1985-11-13
SE8107840L (en) 1982-06-30
JPS57135723A (en) 1982-08-21
CA1181557A (en) 1985-01-29
JPH0451489B2 (en) 1992-08-19
GB2090237B (en) 1985-12-11
JPH03271122A (en) 1991-12-03
IT1172159B (en) 1987-06-18
FR2610730A1 (en) 1988-08-12
FR2497361A1 (en) 1982-07-02
FR2610730B1 (en) 1990-10-12
JPH03271107A (en) 1991-12-03
JPH0469090B2 (en) 1992-11-05
FR2497361B1 (en) 1989-03-31
GB2125023A (en) 1984-02-29
IT8149921A0 (en) 1981-12-16
GB2090237A (en) 1982-07-07
DE3150525A1 (en) 1982-08-26

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Legal Events

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

Effective date: 20011215