AU1738576A - Optical elements - Google Patents

Optical elements

Info

Publication number
AU1738576A
AU1738576A AU17385/76A AU1738576A AU1738576A AU 1738576 A AU1738576 A AU 1738576A AU 17385/76 A AU17385/76 A AU 17385/76A AU 1738576 A AU1738576 A AU 1738576A AU 1738576 A AU1738576 A AU 1738576A
Authority
AU
Australia
Prior art keywords
optical elements
optical
elements
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.)
Expired
Application number
AU17385/76A
Inventor
Gerald E Blair
John J Meyers
John H Shafer
Frank J T Smith
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of AU1738576A publication Critical patent/AU1738576A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C03B11/086—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor of coated dies
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/06—Construction of plunger or mould
    • C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/07—Ceramic or cermets
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/08—Coated press-mould dies
    • C03B2215/14—Die top coat materials, e.g. materials for the glass-contacting layers
    • C03B2215/26—Mixtures of materials covered by more than one of the groups C03B2215/16 - C03B2215/24, e.g. C-SiC, Cr-Cr2O3, SIALON
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/60—Aligning press die axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
AU17385/76A 1975-09-02 1976-09-02 Optical elements Expired AU1738576A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60932875A 1975-09-02 1975-09-02
US60932975A 1975-09-02 1975-09-02

Publications (1)

Publication Number Publication Date
AU1738576A true AU1738576A (en) 1978-03-09

Family

ID=27086009

Family Applications (1)

Application Number Title Priority Date Filing Date
AU17385/76A Expired AU1738576A (en) 1975-09-02 1976-09-02 Optical elements

Country Status (7)

Country Link
JP (1) JPS5245613A (en)
AU (1) AU1738576A (en)
DE (1) DE2639259A1 (en)
FR (1) FR2322835A1 (en)
GB (1) GB1543954A (en)
HK (1) HK61679A (en)
MY (1) MY8000117A (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2458787C2 (en) * 1974-12-12 1983-02-03 Philips Patentverwaltung Gmbh, 2000 Hamburg Mold for hot working glass
DE2821871C2 (en) * 1978-05-19 1986-10-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Mold for making glass objects
KR860001491B1 (en) * 1981-10-30 1986-09-27 코오닝 그라아스 와아크스 Process for molding glass shapes of high precision
DE3322523C2 (en) * 1983-06-23 1985-05-15 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Device for molding optical components made of glass with a high surface quality
JPS60176928A (en) * 1984-02-21 1985-09-11 Matsushita Electric Ind Co Ltd Mold for press molding glass lens
JPS60127246A (en) * 1983-12-09 1985-07-06 Matsushita Electric Ind Co Ltd Mold for direct compression molding of optical glass lens
JPS60176929A (en) * 1984-02-21 1985-09-11 Matsushita Electric Ind Co Ltd Mold for press molding glass lens
JPS60251134A (en) * 1984-05-29 1985-12-11 Hoya Corp Mold material for molding glass lens
JPS6126528A (en) * 1984-07-14 1986-02-05 Hoya Corp Apparatus for producing pressed lens
JPS6172634A (en) * 1984-09-17 1986-04-14 Olympus Optical Co Ltd Mold for molding glass article
JPS61174128A (en) * 1985-01-28 1986-08-05 Sumitomo Electric Ind Ltd Mold for molding lens
US4685948A (en) * 1985-02-08 1987-08-11 Matsushita Electric Industrial Co., Ltd. Mold for press-molding glass optical elements and a molding method using the same
JPS61251528A (en) * 1985-04-30 1986-11-08 Hoya Corp Mold for forming glass lens and production thereof
DE3608854A1 (en) * 1986-03-17 1987-09-24 Leitz Ernst Gmbh USE OF AN OXIDE CERAMIC MATERIAL FOR PRESSING TOOLS FOR MOLDING COMPONENTS FROM GLASS OR A GLASS-CONTAINING CERAMIC HIGH SURFACE QUALITY AND MEASUREMENT ACCURACY
DE3729281A1 (en) * 1987-09-02 1989-03-16 Schott Glaswerke METHOD FOR PRODUCING PRESSED GLASS MOLDED BODIES FOR PRECISION-OPTICAL PURPOSES
JPS6483529A (en) * 1987-09-28 1989-03-29 Hoya Corp Production of glass forming mold
JPH01302075A (en) * 1988-05-30 1989-12-06 Matsushita Refrig Co Ltd Multi-room type air conditioner
JPH01301528A (en) * 1988-05-30 1989-12-05 Matsushita Electric Ind Co Ltd Method for press forming optical glass element
US5202156A (en) * 1988-08-16 1993-04-13 Canon Kabushiki Kaisha Method of making an optical element mold with a hard carbon film
US5380349A (en) * 1988-12-07 1995-01-10 Canon Kabushiki Kaisha Mold having a diamond layer, for molding optical elements
US5171348A (en) * 1989-06-20 1992-12-15 Matsushita Electric Industrial Co., Ltd. Die for press-molding optical element
US5246198A (en) * 1990-06-01 1993-09-21 Canon Kabushiki Kaisha Diamond crystal coated mold for forming optical elements
US5215566A (en) * 1991-01-18 1993-06-01 Canon Kabushiki Kaisha Method of manufacturing optical element
JP2815057B2 (en) * 1992-06-08 1998-10-27 キヤノン株式会社 Mold for molding optical element, method for producing the same, optical element and lens
EP0581013B1 (en) * 1992-06-25 1998-11-25 Canon Kabushiki Kaisha Mold for forming optical element and method for producing the same
JP3231165B2 (en) * 1993-11-15 2001-11-19 キヤノン株式会社 Optical element molding die and method of manufacturing the same
JP4556383B2 (en) 2002-11-29 2010-10-06 コニカミノルタホールディングス株式会社 Processing method of transfer optical surface
DE102008011528A1 (en) 2008-02-28 2009-09-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Device for the production of articles from glass by hot forming and manufacturing process
JP2011088771A (en) * 2009-10-21 2011-05-06 Tosoh Quartz Corp Method of molding quartz glass material using mold material
JP5390357B2 (en) 2009-12-04 2014-01-15 パナソニック株式会社 Press molding die for optical lens, glass optical lens, and method for manufacturing glass optical lens

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2201049A (en) * 1938-02-01 1940-05-14 Gen Electric Glass fabrication process and mold
GB1525395A (en) * 1974-10-23 1978-09-20 Ball Brothers Res Corp Release coating

Also Published As

Publication number Publication date
FR2322835A1 (en) 1977-04-01
GB1543954A (en) 1979-04-11
JPS5245613A (en) 1977-04-11
DE2639259A1 (en) 1977-03-10
FR2322835B1 (en) 1980-05-09
MY8000117A (en) 1980-12-31
HK61679A (en) 1979-09-07

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