IT1179400B - Materiale e filtro di assorbimento ottico a banda stretta realizzato con esso - Google Patents

Materiale e filtro di assorbimento ottico a banda stretta realizzato con esso

Info

Publication number
IT1179400B
IT1179400B IT48553/84A IT4855384A IT1179400B IT 1179400 B IT1179400 B IT 1179400B IT 48553/84 A IT48553/84 A IT 48553/84A IT 4855384 A IT4855384 A IT 4855384A IT 1179400 B IT1179400 B IT 1179400B
Authority
IT
Italy
Prior art keywords
optical absorption
absorption material
filter made
narrowband optical
narrowband
Prior art date
Application number
IT48553/84A
Other languages
English (en)
Other versions
IT8448553A0 (it
Inventor
James E Moore
Michael B Kale
George Csanak
Fritz Luty
Original Assignee
Barnes Eng 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 Barnes Eng Co filed Critical Barnes Eng Co
Publication of IT8448553A0 publication Critical patent/IT8448553A0/it
Application granted granted Critical
Publication of IT1179400B publication Critical patent/IT1179400B/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/12—Halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Laser Surgery Devices (AREA)
IT48553/84A 1983-07-12 1984-07-12 Materiale e filtro di assorbimento ottico a banda stretta realizzato con esso IT1179400B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/512,998 US4884855A (en) 1983-07-12 1983-07-12 Narrow-band optical absorption filter

Publications (2)

Publication Number Publication Date
IT8448553A0 IT8448553A0 (it) 1984-07-12
IT1179400B true IT1179400B (it) 1987-09-16

Family

ID=24041493

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48553/84A IT1179400B (it) 1983-07-12 1984-07-12 Materiale e filtro di assorbimento ottico a banda stretta realizzato con esso

Country Status (6)

Country Link
US (1) US4884855A (it)
EP (1) EP0148926A1 (it)
JP (1) JPS60501810A (it)
IT (1) IT1179400B (it)
NO (1) NO850893L (it)
WO (1) WO1985000391A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0172951A3 (en) * 1984-08-23 1986-07-30 Barnes Engineering Company Narrow-band optical absorption filter
US5201977A (en) * 1989-08-09 1993-04-13 Hiroaki Aoshima Process for producing structures from synthetic single-crystal pieces
DE4336586A1 (de) * 1993-10-27 1995-05-04 Zeiss Carl Fa Laserschutzfilter
US6620347B1 (en) * 1999-10-06 2003-09-16 Coherent, Inc. Crystalline filters for ultraviolet light sensors

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312759A (en) * 1963-09-23 1967-04-04 Bausch & Lomb Method of making optical elements from ba or mg fluoride containing boron nitride
US3382183A (en) * 1965-09-02 1968-05-07 American Cyanamid Co Plastic optical filter
FR1563710A (it) * 1967-11-30 1969-04-18
US3887485A (en) * 1969-10-31 1975-06-03 Jenaer Glaswerk Schott & Gen Solid optical filter having selective wavelength permeability
US4038201A (en) * 1972-03-24 1977-07-26 Optovac, Inc. Polycrystalline bodies and means for producing them
US4177321A (en) * 1972-07-25 1979-12-04 Semiconductor Research Foundation Single crystal of semiconductive material on crystal of insulating material
CH568251A5 (it) * 1972-11-28 1975-10-31 Balzers Patent Beteilig Ag
US4101331A (en) * 1976-03-29 1978-07-18 Honeywell Inc. Halide optical elements
US4317751A (en) * 1980-06-26 1982-03-02 International Telephone And Telegraph Corporation Thallium doped potassium iodide filter
EP0215371A3 (de) * 1985-09-17 1989-01-04 Siemens Aktiengesellschaft Kanten-Interferenzfilter für die optische Nachrichtenübertragung im Wellenlängenmultiplex

Also Published As

Publication number Publication date
NO850893L (no) 1985-03-06
EP0148926A1 (en) 1985-07-24
JPS60501810A (ja) 1985-10-24
US4884855A (en) 1989-12-05
WO1985000391A1 (en) 1985-01-31
IT8448553A0 (it) 1984-07-12

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