JPH0331124B2 - - Google Patents

Info

Publication number
JPH0331124B2
JPH0331124B2 JP58163063A JP16306383A JPH0331124B2 JP H0331124 B2 JPH0331124 B2 JP H0331124B2 JP 58163063 A JP58163063 A JP 58163063A JP 16306383 A JP16306383 A JP 16306383A JP H0331124 B2 JPH0331124 B2 JP H0331124B2
Authority
JP
Japan
Prior art keywords
cavity
injection mold
plastic
convex 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 - Lifetime
Application number
JP58163063A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6054822A (ja
Inventor
Shiro Tanaka
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical 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 Mitsubishi Chemical Corp filed Critical Mitsubishi Chemical Corp
Priority to JP16306383A priority Critical patent/JPS6054822A/ja
Publication of JPS6054822A publication Critical patent/JPS6054822A/ja
Publication of JPH0331124B2 publication Critical patent/JPH0331124B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/005—Compensating volume or shape change during moulding, in general
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP16306383A 1983-09-05 1983-09-05 プラスチツク製凸レンズの製造方法 Granted JPS6054822A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16306383A JPS6054822A (ja) 1983-09-05 1983-09-05 プラスチツク製凸レンズの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16306383A JPS6054822A (ja) 1983-09-05 1983-09-05 プラスチツク製凸レンズの製造方法

Publications (2)

Publication Number Publication Date
JPS6054822A JPS6054822A (ja) 1985-03-29
JPH0331124B2 true JPH0331124B2 (enrdf_load_stackoverflow) 1991-05-02

Family

ID=15766471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16306383A Granted JPS6054822A (ja) 1983-09-05 1983-09-05 プラスチツク製凸レンズの製造方法

Country Status (1)

Country Link
JP (1) JPS6054822A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2012132597A1 (ja) * 2011-03-31 2014-07-24 南部化成株式会社 多層成形用金型装置及び多層成形品
WO2016017275A1 (ja) * 2014-07-28 2016-02-04 オリンパス株式会社 複合光学素子の製造装置及び複合光学素子の製造方法
JP2017217850A (ja) * 2016-06-09 2017-12-14 株式会社日本製鋼所 厚肉成形品の成形方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07100331B2 (ja) * 1987-03-03 1995-11-01 日本板硝子株式会社 車両用窓ガラスの製造方法
US5922250A (en) * 1996-11-05 1999-07-13 Bridgestone Corporation Method of manufacturing optical-use plastic products
JP5291301B2 (ja) * 2007-05-25 2013-09-18 小野産業株式会社 樹脂成形品とその製造方法および射出成形装置
DE102010033902A1 (de) * 2010-06-30 2012-01-05 Automotive Lighting Reutlingen Gmbh Verfahren zum Herstellen einer Kunststofflinse einer Kraftfahrzeugbeleuchtungseinrichtung, nach dem Verfahren hergestellte Kunststofflinse und Werkzeug zur Herstellung der Kunststofflinse
CN102029687B (zh) * 2010-09-21 2014-06-11 深圳创维－Rgb电子有限公司 一种超厚透明胶体塑料模具工艺及其注塑方法
JP5804692B2 (ja) 2010-11-24 2015-11-04 キヤノン株式会社 プラスチック光学部材およびプラスチック光学部材の製造方法
DE102012205196A1 (de) * 2012-03-30 2013-10-02 Sumitomo (Shi) Demag Plastics Machinery Gmbh Spritzgießmaschine zur Herstellung von mehrschichtigen Kunststoff-Formteilen aus einem einheitlichen thermoplastischen Kunststoff sowie entsprechendes Herstellungsverfahren
JP6429434B2 (ja) * 2012-05-23 2018-11-28 キヤノン株式会社 プラスチック光学部材及びその製造方法
JP6029319B2 (ja) 2012-05-23 2016-11-24 キヤノン株式会社 プラスチック光学部材、プラスチック光学部材の製造方法、およびレンズ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56144131A (en) * 1980-04-10 1981-11-10 Hashimoto Forming Co Ltd Manufacture of heavy-gage molding of synthetic resin

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2012132597A1 (ja) * 2011-03-31 2014-07-24 南部化成株式会社 多層成形用金型装置及び多層成形品
WO2016017275A1 (ja) * 2014-07-28 2016-02-04 オリンパス株式会社 複合光学素子の製造装置及び複合光学素子の製造方法
JP2016030376A (ja) * 2014-07-28 2016-03-07 オリンパス株式会社 複合光学素子の製造装置及び複合光学素子の製造方法
JP2017217850A (ja) * 2016-06-09 2017-12-14 株式会社日本製鋼所 厚肉成形品の成形方法

Also Published As

Publication number Publication date
JPS6054822A (ja) 1985-03-29

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