JPH0435427B2 - - Google Patents

Info

Publication number
JPH0435427B2
JPH0435427B2 JP60094417A JP9441785A JPH0435427B2 JP H0435427 B2 JPH0435427 B2 JP H0435427B2 JP 60094417 A JP60094417 A JP 60094417A JP 9441785 A JP9441785 A JP 9441785A JP H0435427 B2 JPH0435427 B2 JP H0435427B2
Authority
JP
Japan
Prior art keywords
mold
temperature
glass
molding
pressure
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 - Lifetime
Application number
JP60094417A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61251529A (ja
Inventor
Yoshiki Matsui
Koji Hakamazuka
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.)
Olympus Corp
Original Assignee
Olympus Optical 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
Application filed by Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP9441785A priority Critical patent/JPS61251529A/ja
Publication of JPS61251529A publication Critical patent/JPS61251529A/ja
Publication of JPH0435427B2 publication Critical patent/JPH0435427B2/ja
Granted 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
    • C03B11/005—Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean
    • 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
    • C03B2215/66—Means for providing special atmospheres, e.g. reduced pressure, inert gas, reducing gas, clean room

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
JP9441785A 1985-04-30 1985-04-30 ガラス光学部品の高精密成形方法 Granted JPS61251529A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9441785A JPS61251529A (ja) 1985-04-30 1985-04-30 ガラス光学部品の高精密成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9441785A JPS61251529A (ja) 1985-04-30 1985-04-30 ガラス光学部品の高精密成形方法

Publications (2)

Publication Number Publication Date
JPS61251529A JPS61251529A (ja) 1986-11-08
JPH0435427B2 true JPH0435427B2 (OSRAM) 1992-06-11

Family

ID=14109660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9441785A Granted JPS61251529A (ja) 1985-04-30 1985-04-30 ガラス光学部品の高精密成形方法

Country Status (1)

Country Link
JP (1) JPS61251529A (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6296328A (ja) * 1985-10-22 1987-05-02 Matsushita Electric Ind Co Ltd 光学ガラス素子の成形方法
JPH0777964B2 (ja) * 1988-12-13 1995-08-23 非酸化物ガラス研究開発株式会社 レンズ作製方法
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
US5873921A (en) * 1994-09-09 1999-02-23 Hoya Precisions Inc. Process for manufacturing glass optical elements
US6230520B1 (en) 1997-07-18 2001-05-15 Hoya Corporation Process for preparation of glass optical elements
US6079228A (en) * 1997-07-25 2000-06-27 Minolta Co., Ltd. Forming method of glass element
TWI721368B (zh) 2018-04-17 2021-03-11 日商岡本硝子股份有限公司 玻璃製光學零件成形用模具及使用該模具的玻璃製光學零件的製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3844755A (en) * 1972-11-16 1974-10-29 Eastman Kodak Co Method and apparatus for transfer molding glass lenses
JPS56378A (en) * 1979-06-15 1981-01-06 Teijin Ltd Production of suede like raised fabric
JPS5983941A (ja) * 1982-11-04 1984-05-15 Toshiba Glass Co Ltd ガラスのプレスモ−シヨン制御装置
JPS59116136A (ja) * 1982-12-20 1984-07-04 Canon Inc 光学素子の製造方法
JPS60118639A (ja) * 1983-11-29 1985-06-26 Hoya Corp プレスレンズの製造方法

Also Published As

Publication number Publication date
JPS61251529A (ja) 1986-11-08

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees