JPH0223486B2 - - Google Patents

Info

Publication number
JPH0223486B2
JPH0223486B2 JP59250427A JP25042784A JPH0223486B2 JP H0223486 B2 JPH0223486 B2 JP H0223486B2 JP 59250427 A JP59250427 A JP 59250427A JP 25042784 A JP25042784 A JP 25042784A JP H0223486 B2 JPH0223486 B2 JP H0223486B2
Authority
JP
Japan
Prior art keywords
glass
poise
punching
viscosity
rod
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
JP59250427A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61132523A (ja
Inventor
Shinichiro Hirota
Kishio Sugawara
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
Priority to JP25042784A priority Critical patent/JPS61132523A/ja
Publication of JPS61132523A publication Critical patent/JPS61132523A/ja
Publication of JPH0223486B2 publication Critical patent/JPH0223486B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/04—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way
    • C03B29/14—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way with vertical displacement of the products
    • 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
    • C03B21/00—Severing glass sheets, tubes or rods while still plastic
    • C03B21/04—Severing glass sheets, tubes or rods while still plastic by punching out
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/70—Horizontal or inclined press axis
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2215/00—Press-moulding glass
    • C03B2215/76—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis
    • C03B2215/77—Pressing whereby some glass overflows unrestrained beyond the press mould in a direction perpendicular to the press axis with means to trim off excess material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Surface Treatment Of Glass (AREA)
JP25042784A 1984-11-29 1984-11-29 ガラス成形体を得る方法 Granted JPS61132523A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25042784A JPS61132523A (ja) 1984-11-29 1984-11-29 ガラス成形体を得る方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25042784A JPS61132523A (ja) 1984-11-29 1984-11-29 ガラス成形体を得る方法

Publications (2)

Publication Number Publication Date
JPS61132523A JPS61132523A (ja) 1986-06-20
JPH0223486B2 true JPH0223486B2 (enrdf_load_stackoverflow) 1990-05-24

Family

ID=17207721

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25042784A Granted JPS61132523A (ja) 1984-11-29 1984-11-29 ガラス成形体を得る方法

Country Status (1)

Country Link
JP (1) JPS61132523A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0723227B2 (ja) * 1988-02-19 1995-03-15 キヤノン株式会社 光学素子の成形装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4936137U (enrdf_load_stackoverflow) * 1972-06-26 1974-03-30
JPS5456622A (en) * 1977-10-12 1979-05-07 Stanley Electric Co Ltd Method of molding linghting application lens
KR860001491B1 (ko) * 1981-10-30 1986-09-27 코오닝 그라아스 와아크스 정밀유리제품의 성형방법

Also Published As

Publication number Publication date
JPS61132523A (ja) 1986-06-20

Similar Documents

Publication Publication Date Title
US4738703A (en) Method of molding optical lenses
US5032160A (en) Method of press molding lens material
EP0316040B1 (en) Method of manufacturing biconvex lens elements
JPH0471853B2 (enrdf_load_stackoverflow)
JPH07330347A (ja) 光学素子成形方法
JPH0223486B2 (enrdf_load_stackoverflow)
JP2000095532A (ja) プレス成形光学素子とその製造方法と光学素子プレス成形用型および光学素子プレス成形装置
JPH01148717A (ja) 光学素子の成形装置
JPS62292629A (ja) ガラスレンズ成形装置
JPS63248727A (ja) ガラス成形品の製造方法および製造装置
JPH06122525A (ja) 光学素子の成形装置及び成形方法並びに光学素子
JP3618936B2 (ja) 光学素子の成形方法
JPH0624992B2 (ja) プレスレンズの成形金型およびその成形方法
JPS6346010B2 (enrdf_load_stackoverflow)
JP2616029B2 (ja) レンズの成形方法
JP2000086255A (ja) 光学素子の成形方法
JP3109251B2 (ja) 光学素子の成形方法
JPH02252629A (ja) レンズの成形方法
JPH06345464A (ja) 光学素子成形型およびその製造方法および光学素子成形方法
JP2662300B2 (ja) ガラス成形品の製造方法および装置
JPH01298034A (ja) 光学ガラス素子の製造方法
JP2616028B2 (ja) レンズの成形方法
JP2616030B2 (ja) レンズの成形方法
JPH01226746A (ja) ガラスレンズ成形型
JPS63182223A (ja) ガラスレンズの成形方法