JPS57109618A - Both faces fresnel lens and its manufacture - Google Patents

Both faces fresnel lens and its manufacture

Info

Publication number
JPS57109618A
JPS57109618A JP18549980A JP18549980A JPS57109618A JP S57109618 A JPS57109618 A JP S57109618A JP 18549980 A JP18549980 A JP 18549980A JP 18549980 A JP18549980 A JP 18549980A JP S57109618 A JPS57109618 A JP S57109618A
Authority
JP
Japan
Prior art keywords
faces
molds
mother
lens
fresnel 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
JP18549980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6230905B2 (enExample
Inventor
Tatsumi Takahashi
Akira Izawa
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.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP18549980A priority Critical patent/JPS57109618A/ja
Publication of JPS57109618A publication Critical patent/JPS57109618A/ja
Publication of JPS6230905B2 publication Critical patent/JPS6230905B2/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
    • B29D11/00269—Fresnel 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • B29L2011/005—Fresnel lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP18549980A 1980-12-27 1980-12-27 Both faces fresnel lens and its manufacture Granted JPS57109618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18549980A JPS57109618A (en) 1980-12-27 1980-12-27 Both faces fresnel lens and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18549980A JPS57109618A (en) 1980-12-27 1980-12-27 Both faces fresnel lens and its manufacture

Publications (2)

Publication Number Publication Date
JPS57109618A true JPS57109618A (en) 1982-07-08
JPS6230905B2 JPS6230905B2 (enExample) 1987-07-06

Family

ID=16171833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18549980A Granted JPS57109618A (en) 1980-12-27 1980-12-27 Both faces fresnel lens and its manufacture

Country Status (1)

Country Link
JP (1) JPS57109618A (enExample)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137902A (ja) * 1983-01-28 1984-08-08 Asahi Chem Ind Co Ltd 合成樹脂製フレネルレンズ
JPS60185904A (ja) * 1984-03-05 1985-09-21 Matsushita Electric Ind Co Ltd 単板レンズ
JPH01123209A (ja) * 1987-11-09 1989-05-16 Konica Corp 大口径レンズ
US4900129A (en) * 1988-12-16 1990-02-13 Minnesota Mining And Manufacturing Company Dual grooved Fresnel lens for overhead projection
EP1180428A1 (en) * 2000-08-16 2002-02-20 Prodisc Technology Inc. Method for manufacturing plastic optical component
WO2003047833A1 (en) * 2001-12-04 2003-06-12 Riken Method and device for manufacturing large curved double-sided fresnel lens
JP2013033163A (ja) * 2011-08-03 2013-02-14 Tomy Co Ltd 投影装置
FR2980276A1 (fr) * 2011-09-20 2013-03-22 Essilor Int Lentille a plusieurs surfaces a zones
CN105259599A (zh) * 2015-11-24 2016-01-20 四川钟顺太阳能开发有限公司 一种双面菲涅尔透镜
WO2016130370A1 (en) * 2015-02-09 2016-08-18 Microsoft Technology Licensing, Llc Moulding process and apparatus for moulding optical components and optical components
US9827209B2 (en) 2015-02-09 2017-11-28 Microsoft Technology Licensing, Llc Display system
US10018844B2 (en) 2015-02-09 2018-07-10 Microsoft Technology Licensing, Llc Wearable image display system
US10254942B2 (en) 2014-07-31 2019-04-09 Microsoft Technology Licensing, Llc Adaptive sizing and positioning of application windows
US10317677B2 (en) 2015-02-09 2019-06-11 Microsoft Technology Licensing, Llc Display system
US10592080B2 (en) 2014-07-31 2020-03-17 Microsoft Technology Licensing, Llc Assisted presentation of application windows
US10678412B2 (en) 2014-07-31 2020-06-09 Microsoft Technology Licensing, Llc Dynamic joint dividers for application windows
US11086216B2 (en) 2015-02-09 2021-08-10 Microsoft Technology Licensing, Llc Generating electronic components

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101551U (enExample) * 1977-01-21 1978-08-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101551U (enExample) * 1977-01-21 1978-08-16

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59137902A (ja) * 1983-01-28 1984-08-08 Asahi Chem Ind Co Ltd 合成樹脂製フレネルレンズ
JPS60185904A (ja) * 1984-03-05 1985-09-21 Matsushita Electric Ind Co Ltd 単板レンズ
JPH01123209A (ja) * 1987-11-09 1989-05-16 Konica Corp 大口径レンズ
US4900129A (en) * 1988-12-16 1990-02-13 Minnesota Mining And Manufacturing Company Dual grooved Fresnel lens for overhead projection
EP1180428A1 (en) * 2000-08-16 2002-02-20 Prodisc Technology Inc. Method for manufacturing plastic optical component
WO2003047833A1 (en) * 2001-12-04 2003-06-12 Riken Method and device for manufacturing large curved double-sided fresnel lens
US7106528B2 (en) 2001-12-04 2006-09-12 Riken Method and apparatus for manufacturing large double-sided curved Fresnel lens
JP2013033163A (ja) * 2011-08-03 2013-02-14 Tomy Co Ltd 投影装置
US9164201B2 (en) 2011-09-20 2015-10-20 Essilor International (Compagnie Generale D'optique Lens having a plurality of surfaces with zones
WO2013041791A1 (fr) * 2011-09-20 2013-03-28 Essilor International (Compagnie Generale D'optique) Lentille a plusieurs surfaces a zones
FR2980276A1 (fr) * 2011-09-20 2013-03-22 Essilor Int Lentille a plusieurs surfaces a zones
US10254942B2 (en) 2014-07-31 2019-04-09 Microsoft Technology Licensing, Llc Adaptive sizing and positioning of application windows
US10592080B2 (en) 2014-07-31 2020-03-17 Microsoft Technology Licensing, Llc Assisted presentation of application windows
US10678412B2 (en) 2014-07-31 2020-06-09 Microsoft Technology Licensing, Llc Dynamic joint dividers for application windows
WO2016130370A1 (en) * 2015-02-09 2016-08-18 Microsoft Technology Licensing, Llc Moulding process and apparatus for moulding optical components and optical components
CN107249868A (zh) * 2015-02-09 2017-10-13 微软技术许可有限责任公司 用于模制光学组件和光学组件的模制过程和装置
US9827209B2 (en) 2015-02-09 2017-11-28 Microsoft Technology Licensing, Llc Display system
US10018844B2 (en) 2015-02-09 2018-07-10 Microsoft Technology Licensing, Llc Wearable image display system
US10317677B2 (en) 2015-02-09 2019-06-11 Microsoft Technology Licensing, Llc Display system
US11086216B2 (en) 2015-02-09 2021-08-10 Microsoft Technology Licensing, Llc Generating electronic components
CN105259599A (zh) * 2015-11-24 2016-01-20 四川钟顺太阳能开发有限公司 一种双面菲涅尔透镜

Also Published As

Publication number Publication date
JPS6230905B2 (enExample) 1987-07-06

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