JPS6146407B2 - - Google Patents

Info

Publication number
JPS6146407B2
JPS6146407B2 JP58223183A JP22318383A JPS6146407B2 JP S6146407 B2 JPS6146407 B2 JP S6146407B2 JP 58223183 A JP58223183 A JP 58223183A JP 22318383 A JP22318383 A JP 22318383A JP S6146407 B2 JPS6146407 B2 JP S6146407B2
Authority
JP
Japan
Prior art keywords
mold
preform
ring
glass
shaped body
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
JP58223183A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60118644A (ja
Inventor
Tetsuo Izumitani
Takaharu Kobayashi
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.)
Hoya Corp
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Priority to JP22318383A priority Critical patent/JPS60118644A/ja
Publication of JPS60118644A publication Critical patent/JPS60118644A/ja
Publication of JPS6146407B2 publication Critical patent/JPS6146407B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/02—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a discontinuous way
    • C03B29/025—Glass sheets
    • 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
    • C03B2215/47—Bi-concave
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP22318383A 1983-11-29 1983-11-29 プレスレンズの成形方法 Granted JPS60118644A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22318383A JPS60118644A (ja) 1983-11-29 1983-11-29 プレスレンズの成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22318383A JPS60118644A (ja) 1983-11-29 1983-11-29 プレスレンズの成形方法

Publications (2)

Publication Number Publication Date
JPS60118644A JPS60118644A (ja) 1985-06-26
JPS6146407B2 true JPS6146407B2 (enrdf_load_stackoverflow) 1986-10-14

Family

ID=16794102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22318383A Granted JPS60118644A (ja) 1983-11-29 1983-11-29 プレスレンズの成形方法

Country Status (1)

Country Link
JP (1) JPS60118644A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62260103A (ja) * 1986-05-07 1987-11-12 Toshiba Corp レンズ及びその製作方法
JP2803046B2 (ja) * 1990-12-21 1998-09-24 キヤノン株式会社 光学素子の成形方法
JP2001180946A (ja) * 1999-12-24 2001-07-03 Minolta Co Ltd 光学ガラス素子の成形方法およびその方法を用いた光学ガラス素子の成形装置
KR101272074B1 (ko) 2005-01-19 2013-06-05 호야 가부시키가이샤 몰드 프레스 성형 몰드 및 광학소자의 제조방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5386710A (en) * 1977-01-12 1978-07-31 Obara Optical Glass Pressure molding of lump glass

Also Published As

Publication number Publication date
JPS60118644A (ja) 1985-06-26

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