JPS6287B2 - - Google Patents

Info

Publication number
JPS6287B2
JPS6287B2 JP23142682A JP23142682A JPS6287B2 JP S6287 B2 JPS6287 B2 JP S6287B2 JP 23142682 A JP23142682 A JP 23142682A JP 23142682 A JP23142682 A JP 23142682A JP S6287 B2 JPS6287 B2 JP S6287B2
Authority
JP
Japan
Prior art keywords
mold
optical glass
molybdenum
molding
surface roughness
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
JP23142682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59121124A (ja
Inventor
Kenzo Matsuzaka
Nobuo Nakamura
Seitaro Okano
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP23142682A priority Critical patent/JPS59121124A/ja
Publication of JPS59121124A publication Critical patent/JPS59121124A/ja
Publication of JPS6287B2 publication Critical patent/JPS6287B2/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
    • C03B11/084—Construction of plunger or mould for making solid articles, e.g. lenses material composition or material properties of press dies therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/03—Press-mould materials defined by material properties or parameters, e.g. relative CTE of mould parts
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/02—Press-mould materials
    • C03B2215/05—Press-mould die materials
    • C03B2215/06—Metals or alloys

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Glass Melting And Manufacturing (AREA)
JP23142682A 1982-12-27 1982-12-27 光学ガラス素子の製造方法 Granted JPS59121124A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23142682A JPS59121124A (ja) 1982-12-27 1982-12-27 光学ガラス素子の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23142682A JPS59121124A (ja) 1982-12-27 1982-12-27 光学ガラス素子の製造方法

Publications (2)

Publication Number Publication Date
JPS59121124A JPS59121124A (ja) 1984-07-13
JPS6287B2 true JPS6287B2 (enrdf_load_stackoverflow) 1987-01-06

Family

ID=16923385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23142682A Granted JPS59121124A (ja) 1982-12-27 1982-12-27 光学ガラス素子の製造方法

Country Status (1)

Country Link
JP (1) JPS59121124A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3224472B2 (ja) * 1993-05-26 2001-10-29 キヤノン株式会社 光学レンズ及びその成形用型

Also Published As

Publication number Publication date
JPS59121124A (ja) 1984-07-13

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