JPH05349B2 - - Google Patents

Info

Publication number
JPH05349B2
JPH05349B2 JP15011590A JP15011590A JPH05349B2 JP H05349 B2 JPH05349 B2 JP H05349B2 JP 15011590 A JP15011590 A JP 15011590A JP 15011590 A JP15011590 A JP 15011590A JP H05349 B2 JPH05349 B2 JP H05349B2
Authority
JP
Japan
Prior art keywords
optical
lens
plano
gas
molding
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
JP15011590A
Other languages
English (en)
Japanese (ja)
Other versions
JPH03131537A (ja
Inventor
Masatoshi Yasumatsu
Kimihiro Kikuchi
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Priority to JP15011590A priority Critical patent/JPH03131537A/ja
Publication of JPH03131537A publication Critical patent/JPH03131537A/ja
Publication of JPH05349B2 publication Critical patent/JPH05349B2/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
    • C03B11/06—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
    • C03B2215/65—Means for releasing gas trapped between glass and press die

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP15011590A 1990-06-08 1990-06-08 レンズ製造方法 Granted JPH03131537A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15011590A JPH03131537A (ja) 1990-06-08 1990-06-08 レンズ製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15011590A JPH03131537A (ja) 1990-06-08 1990-06-08 レンズ製造方法

Publications (2)

Publication Number Publication Date
JPH03131537A JPH03131537A (ja) 1991-06-05
JPH05349B2 true JPH05349B2 (ko) 1993-01-05

Family

ID=15489818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15011590A Granted JPH03131537A (ja) 1990-06-08 1990-06-08 レンズ製造方法

Country Status (1)

Country Link
JP (1) JPH03131537A (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7159420B2 (en) * 2003-04-15 2007-01-09 Umicore Sa System and method for forming infrared glass optical components
US7159419B2 (en) 2003-04-15 2007-01-09 Umicore Sa System and method for vapor pressure controlled growth of infrared chalcogenide glasses
US7171827B2 (en) 2003-04-15 2007-02-06 Umicore Sa System and method for automated casting of infrared glass optical components
CN103011561B (zh) * 2012-12-13 2015-02-11 常熟建华模具科技股份有限公司 制作玻璃器皿用的模具

Also Published As

Publication number Publication date
JPH03131537A (ja) 1991-06-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term