JPH021778B2 - - Google Patents

Info

Publication number
JPH021778B2
JPH021778B2 JP7468086A JP7468086A JPH021778B2 JP H021778 B2 JPH021778 B2 JP H021778B2 JP 7468086 A JP7468086 A JP 7468086A JP 7468086 A JP7468086 A JP 7468086A JP H021778 B2 JPH021778 B2 JP H021778B2
Authority
JP
Japan
Prior art keywords
glass
press
surface layer
lens
mold
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
JP7468086A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62297225A (ja
Inventor
Shinichiro Hirota
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
Publication of JPS62297225A publication Critical patent/JPS62297225A/ja
Publication of JPH021778B2 publication Critical patent/JPH021778B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B11/00Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
    • C03B11/14Pressing laminated glass articles or glass with metal inserts or enclosures, e.g. wires, bubbles, coloured parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Glass Compositions (AREA)
JP7468086A 1986-02-28 1986-03-31 プレスレンズ用ガラスとプレスレンズの製造方法 Granted JPS62297225A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61-44829 1986-02-28
JP4482986 1986-02-28

Publications (2)

Publication Number Publication Date
JPS62297225A JPS62297225A (ja) 1987-12-24
JPH021778B2 true JPH021778B2 (enrdf_load_stackoverflow) 1990-01-12

Family

ID=12702344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7468086A Granted JPS62297225A (ja) 1986-02-28 1986-03-31 プレスレンズ用ガラスとプレスレンズの製造方法

Country Status (1)

Country Link
JP (1) JPS62297225A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2651266B2 (ja) * 1990-07-24 1997-09-10 キヤノン株式会社 光学素子製造用ガラスブランク及びその製造方法
US5720791A (en) * 1994-08-03 1998-02-24 Minolta Co., Ltd. Method of producing an optical lens element
JP5085049B2 (ja) 2006-03-31 2012-11-28 Hoya株式会社 モールドプレス用ガラス素材、該ガラス素材の製造方法、及びガラス光学素子の製造方法
JP2008105874A (ja) * 2006-10-24 2008-05-08 Olympus Corp 光学素子の製造方法及び光学素子

Also Published As

Publication number Publication date
JPS62297225A (ja) 1987-12-24

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Legal Events

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