JPS5393850A - Method and system of ejecting lens and lens blank - Google Patents

Method and system of ejecting lens and lens blank

Info

Publication number
JPS5393850A
JPS5393850A JP762477A JP762477A JPS5393850A JP S5393850 A JPS5393850 A JP S5393850A JP 762477 A JP762477 A JP 762477A JP 762477 A JP762477 A JP 762477A JP S5393850 A JPS5393850 A JP S5393850A
Authority
JP
Japan
Prior art keywords
lens
ejecting
blank
lens blank
ejecting lens
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.)
Granted
Application number
JP762477A
Other languages
Japanese (ja)
Other versions
JPS6119409B2 (en
Inventor
Pii Ueebaa Haaman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP762477A priority Critical patent/JPS5393850A/en
Publication of JPS5393850A publication Critical patent/JPS5393850A/en
Publication of JPS6119409B2 publication Critical patent/JPS6119409B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP762477A 1977-01-25 1977-01-25 Method and system of ejecting lens and lens blank Granted JPS5393850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP762477A JPS5393850A (en) 1977-01-25 1977-01-25 Method and system of ejecting lens and lens blank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP762477A JPS5393850A (en) 1977-01-25 1977-01-25 Method and system of ejecting lens and lens blank

Publications (2)

Publication Number Publication Date
JPS5393850A true JPS5393850A (en) 1978-08-17
JPS6119409B2 JPS6119409B2 (en) 1986-05-17

Family

ID=11670967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP762477A Granted JPS5393850A (en) 1977-01-25 1977-01-25 Method and system of ejecting lens and lens blank

Country Status (1)

Country Link
JP (1) JPS5393850A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5591640A (en) * 1978-12-29 1980-07-11 Asahi Chem Ind Co Ltd Injection molding of plastic transparent product
JPS57174227A (en) * 1981-03-31 1982-10-26 Zeiss Stiftung Molding tool for manufacturing member consisting of thermoplastic material
JPS57187223A (en) * 1981-05-12 1982-11-17 Ricoh Co Ltd Plastic lens
JPS57203529A (en) * 1981-06-09 1982-12-13 Tokuko Yamamoto Injection molding with ideal mirror face and molds therefor
JPS5865001U (en) * 1981-10-26 1983-05-02 キヤノン株式会社 Molded lenses made of resin material
JPS62179913A (en) * 1986-02-04 1987-08-07 Asahi Glass Co Ltd Molding of plastic lens
WO1998026707A1 (en) * 1996-12-17 1998-06-25 Hoya Corporation Plastic trial lens, its injection molded article and its molding apparatus
JP2002200653A (en) * 2000-12-28 2002-07-16 Konica Corp Method for manufacturing optical element, and optical element
KR20020089549A (en) * 2001-05-23 2002-11-29 김복현 Plastic lens manufacturing method and device by coercion injection
JP2003043349A (en) * 2001-08-03 2003-02-13 Konica Corp Optical pickup lens

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6157167B2 (en) * 1978-12-29 1986-12-05 Asahi Chemical Ind
JPS5591640A (en) * 1978-12-29 1980-07-11 Asahi Chem Ind Co Ltd Injection molding of plastic transparent product
JPS57174227A (en) * 1981-03-31 1982-10-26 Zeiss Stiftung Molding tool for manufacturing member consisting of thermoplastic material
JPH0254208B2 (en) * 1981-05-12 1990-11-21 Ricoh Kk
JPS57187223A (en) * 1981-05-12 1982-11-17 Ricoh Co Ltd Plastic lens
JPS57203529A (en) * 1981-06-09 1982-12-13 Tokuko Yamamoto Injection molding with ideal mirror face and molds therefor
JPS5865001U (en) * 1981-10-26 1983-05-02 キヤノン株式会社 Molded lenses made of resin material
JPS62179913A (en) * 1986-02-04 1987-08-07 Asahi Glass Co Ltd Molding of plastic lens
WO1998026707A1 (en) * 1996-12-17 1998-06-25 Hoya Corporation Plastic trial lens, its injection molded article and its molding apparatus
US6270219B1 (en) 1996-12-17 2001-08-07 Hoya Corporation Plastic trial lens, its injection molded article and its molding apparatus
US6499986B1 (en) 1996-12-17 2002-12-31 Hoya Corporation Plastic trial lens and injection molded product and mold assembly for making the plastic trial lens
KR100477120B1 (en) * 1996-12-17 2005-08-04 호야 가부시키가이샤 Plastic optometry lenses and injection molded articles, and molding apparatus
JP2002200653A (en) * 2000-12-28 2002-07-16 Konica Corp Method for manufacturing optical element, and optical element
KR20020089549A (en) * 2001-05-23 2002-11-29 김복현 Plastic lens manufacturing method and device by coercion injection
JP2003043349A (en) * 2001-08-03 2003-02-13 Konica Corp Optical pickup lens

Also Published As

Publication number Publication date
JPS6119409B2 (en) 1986-05-17

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