WO2008149671A1 - 光学素子の製造方法及び光学素子 - Google Patents

光学素子の製造方法及び光学素子 Download PDF

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Publication number
WO2008149671A1
WO2008149671A1 PCT/JP2008/059344 JP2008059344W WO2008149671A1 WO 2008149671 A1 WO2008149671 A1 WO 2008149671A1 JP 2008059344 W JP2008059344 W JP 2008059344W WO 2008149671 A1 WO2008149671 A1 WO 2008149671A1
Authority
WO
WIPO (PCT)
Prior art keywords
molding die
molten glass
optical element
molded
glass drop
Prior art date
Application number
PCT/JP2008/059344
Other languages
English (en)
French (fr)
Inventor
Kazuyuki Ogura
Shunichi Hayamizu
Original Assignee
Konica Minolta Opto, Inc.
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 Konica Minolta Opto, Inc. filed Critical Konica Minolta Opto, Inc.
Priority to JP2009517775A priority Critical patent/JPWO2008149671A1/ja
Priority to CN200880018069XA priority patent/CN101679091B/zh
Publication of WO2008149671A1 publication Critical patent/WO2008149671A1/ja

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
    • C03B2215/40—Product characteristics
    • C03B2215/46—Lenses, e.g. bi-convex
    • C03B2215/49—Complex forms not covered by groups C03B2215/47 or C03B2215/48
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/76—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Head (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

　側面成形面を有するビーム整形素子等の光学素子を、溶融ガラス滴を加圧成形することによって高効率、且つ高精度に製造することができる光学素子の製造方法等を提供する。 　上型、下型及び側面型を有する成形金型を用いて溶融ガラス滴を加圧成形することにより、上成形面、下成形面及び側面成形面を有する光学素子を製造する。先ず、下型の上に、溶融ガラス滴の中心部の高さが側面型の高さよりも高くなるように溶融ガラス滴を供給する。その後、供給された溶融ガラス滴を成形金型で加圧成形し、溶融ガラス滴の一部を側面成形面よりも外側に押し出して、成形金型に接触せずに形成された面を有するつば部を形成する。
PCT/JP2008/059344 2007-05-31 2008-05-21 光学素子の製造方法及び光学素子 WO2008149671A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009517775A JPWO2008149671A1 (ja) 2007-05-31 2008-05-21 光学素子の製造方法及び光学素子
CN200880018069XA CN101679091B (zh) 2007-05-31 2008-05-21 光学元件的制造方法及光学元件

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007144924 2007-05-31
JP2007-144924 2007-05-31

Publications (1)

Publication Number Publication Date
WO2008149671A1 true WO2008149671A1 (ja) 2008-12-11

Family

ID=40093496

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/059344 WO2008149671A1 (ja) 2007-05-31 2008-05-21 光学素子の製造方法及び光学素子

Country Status (3)

Country Link
JP (1) JPWO2008149671A1 (ja)
CN (1) CN101679091B (ja)
WO (1) WO2008149671A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5565265B2 (ja) * 2010-10-22 2014-08-06 コニカミノルタ株式会社 ガラス成形体の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6110034A (ja) * 1984-06-25 1986-01-17 Olympus Optical Co Ltd ガラスプレスレンズの成形装置
JP2001270724A (ja) * 2000-03-28 2001-10-02 Matsushita Electric Ind Co Ltd 光学レンズ及びその成形金型
JP2006044952A (ja) * 2004-07-30 2006-02-16 Asahi Glass Co Ltd ガラスレンズ成型用プレス型およびそれを用いたガラスレンズ製造方法
JP2006290692A (ja) * 2005-04-13 2006-10-26 Konica Minolta Opto Inc ビーム整形素子の成形方法および該方法により製造されたビーム整形素子

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3664522B2 (ja) * 1995-07-18 2005-06-29 松下電器産業株式会社 光学素子成形型、光学素子成形方法及び光学素子
CN1772668B (zh) * 2004-09-30 2010-08-18 Hoya株式会社 模压成形装置及光学元件的制造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6110034A (ja) * 1984-06-25 1986-01-17 Olympus Optical Co Ltd ガラスプレスレンズの成形装置
JP2001270724A (ja) * 2000-03-28 2001-10-02 Matsushita Electric Ind Co Ltd 光学レンズ及びその成形金型
JP2006044952A (ja) * 2004-07-30 2006-02-16 Asahi Glass Co Ltd ガラスレンズ成型用プレス型およびそれを用いたガラスレンズ製造方法
JP2006290692A (ja) * 2005-04-13 2006-10-26 Konica Minolta Opto Inc ビーム整形素子の成形方法および該方法により製造されたビーム整形素子

Also Published As

Publication number Publication date
JPWO2008149671A1 (ja) 2010-08-26
CN101679091A (zh) 2010-03-24
CN101679091B (zh) 2012-10-03

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