JPH0480858B2 - - Google Patents

Info

Publication number
JPH0480858B2
JPH0480858B2 JP10260285A JP10260285A JPH0480858B2 JP H0480858 B2 JPH0480858 B2 JP H0480858B2 JP 10260285 A JP10260285 A JP 10260285A JP 10260285 A JP10260285 A JP 10260285A JP H0480858 B2 JPH0480858 B2 JP H0480858B2
Authority
JP
Japan
Prior art keywords
lower mold
housing
molding
hopper
optical element
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
JP10260285A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61261222A (ja
Inventor
Kenzo Matsuzaka
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 JP10260285A priority Critical patent/JPS61261222A/ja
Publication of JPS61261222A publication Critical patent/JPS61261222A/ja
Publication of JPH0480858B2 publication Critical patent/JPH0480858B2/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
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP10260285A 1985-05-16 1985-05-16 光学素子を製造する装置 Granted JPS61261222A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10260285A JPS61261222A (ja) 1985-05-16 1985-05-16 光学素子を製造する装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10260285A JPS61261222A (ja) 1985-05-16 1985-05-16 光学素子を製造する装置

Publications (2)

Publication Number Publication Date
JPS61261222A JPS61261222A (ja) 1986-11-19
JPH0480858B2 true JPH0480858B2 (enrdf_load_stackoverflow) 1992-12-21

Family

ID=14331780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10260285A Granted JPS61261222A (ja) 1985-05-16 1985-05-16 光学素子を製造する装置

Country Status (1)

Country Link
JP (1) JPS61261222A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2669476B2 (ja) * 1989-12-06 1997-10-27 キヤノン株式会社 光学素子の製造方法

Also Published As

Publication number Publication date
JPS61261222A (ja) 1986-11-19

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