DE69420864D1 - Verfahren zum Pressformen eines optischen Elementes - Google Patents

Verfahren zum Pressformen eines optischen Elementes

Info

Publication number
DE69420864D1
DE69420864D1 DE69420864T DE69420864T DE69420864D1 DE 69420864 D1 DE69420864 D1 DE 69420864D1 DE 69420864 T DE69420864 T DE 69420864T DE 69420864 T DE69420864 T DE 69420864T DE 69420864 D1 DE69420864 D1 DE 69420864D1
Authority
DE
Germany
Prior art keywords
optical element
press molding
molding
press
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.)
Expired - Fee Related
Application number
DE69420864T
Other languages
English (en)
Other versions
DE69420864T2 (de
Inventor
Kazuaki Takagi
Takashi Inoue
Kenji Yamagushi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP25284893A external-priority patent/JPH07109127A/ja
Priority claimed from JP6109663A external-priority patent/JPH07315855A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69420864D1 publication Critical patent/DE69420864D1/de
Publication of DE69420864T2 publication Critical patent/DE69420864T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/72—Barrel presses or equivalent, e.g. of the ring mould type
    • C03B2215/73—Barrel presses or equivalent, e.g. of the ring mould type with means to allow glass overflow in a direction perpendicular to the press axis
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE69420864T 1993-10-08 1994-10-07 Verfahren zum Pressformen eines optischen Elementes Expired - Fee Related DE69420864T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25284893A JPH07109127A (ja) 1993-10-08 1993-10-08 光学素子の成形方法
JP6109663A JPH07315855A (ja) 1994-05-24 1994-05-24 光学素子の成形方法

Publications (2)

Publication Number Publication Date
DE69420864D1 true DE69420864D1 (de) 1999-10-28
DE69420864T2 DE69420864T2 (de) 2000-05-25

Family

ID=26449395

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69420864T Expired - Fee Related DE69420864T2 (de) 1993-10-08 1994-10-07 Verfahren zum Pressformen eines optischen Elementes
DE69420659T Expired - Fee Related DE69420659T2 (de) 1993-10-08 1994-10-07 Verfahren zum Pressformen eines optischen Elementes

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69420659T Expired - Fee Related DE69420659T2 (de) 1993-10-08 1994-10-07 Verfahren zum Pressformen eines optischen Elementes

Country Status (3)

Country Link
US (1) US5630859A (de)
EP (2) EP0648712B1 (de)
DE (2) DE69420864T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3060773B2 (ja) * 1993-03-08 2000-07-10 松下電器産業株式会社 光学素子の成形用材料および成形方法
US6230520B1 (en) 1997-07-18 2001-05-15 Hoya Corporation Process for preparation of glass optical elements
JPH11271607A (ja) * 1998-03-19 1999-10-08 Olympus Optical Co Ltd 小型撮像光学系
US20020089758A1 (en) * 2001-01-05 2002-07-11 Nikon Corporation Optical component thickness adjustment method, optical component, and position adjustment method for optical component
JP2004279879A (ja) * 2003-03-18 2004-10-07 Alps Electric Co Ltd ホルダ付光学素子
DE102004021215C5 (de) * 2004-04-29 2014-10-30 Schott Ag Verfahren zum Ausbilden eines optischen Elements
JP4569365B2 (ja) * 2005-04-14 2010-10-27 コニカミノルタオプト株式会社 ビーム整形素子の製造方法、該方法により得られるビーム整形素子
JP2007230834A (ja) * 2006-03-02 2007-09-13 Konica Minolta Opto Inc 光学ガラス素子の成形方法
TW201111144A (en) 2009-09-30 2011-04-01 E Pin Optical Industry Co Ltd High sag optical lens and method for fast molding the same
CN107793019B (zh) * 2017-11-27 2020-03-20 先进数字显示（深圳）有限公司 高精度显示用平板玻璃基板的微结构热压的工艺方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR860001491B1 (ko) * 1981-10-30 1986-09-27 코오닝 그라아스 와아크스 정밀유리제품의 성형방법
JPS63176319A (ja) * 1987-01-12 1988-07-20 Olympus Optical Co Ltd 光学素子の成形装置
US4941906A (en) * 1987-07-09 1990-07-17 Corning Incorporated Balanced molding of optical elements
DE68915676T2 (de) * 1988-10-07 1994-12-22 Matsushita Electric Ind Co Ltd Verfahren zur Herstellung von Linsen.
JPH0780687B2 (ja) * 1989-07-19 1995-08-30 松下電器産業株式会社 レンズの成形方法
JPH03295825A (ja) * 1990-04-12 1991-12-26 Matsushita Electric Ind Co Ltd 光学素子成形型および成形方法
JPH0412034A (ja) * 1990-04-27 1992-01-16 Olympus Optical Co Ltd 光学素子の成形方法
US5160361A (en) * 1990-06-13 1992-11-03 Matsushita Electric Industrial Co., Ltd. Method of manufacturing optical element
JP2783713B2 (ja) * 1990-12-28 1998-08-06 キヤノン株式会社 光学素子のプレス成形法およびその装置
JPH04330403A (ja) * 1991-05-02 1992-11-18 Minolta Camera Co Ltd ガラス光学素子
JP3060773B2 (ja) * 1993-03-08 2000-07-10 松下電器産業株式会社 光学素子の成形用材料および成形方法

Also Published As

Publication number Publication date
EP0754653B1 (de) 1999-09-22
EP0648712A2 (de) 1995-04-19
DE69420864T2 (de) 2000-05-25
EP0648712A3 (de) 1995-07-26
DE69420659D1 (de) 1999-10-21
EP0754653A2 (de) 1997-01-22
DE69420659T2 (de) 2000-01-13
EP0648712B1 (de) 1999-09-15
US5630859A (en) 1997-05-20
EP0754653A3 (de) 1997-03-19

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee