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ZA201009116B - Method for producing microlenses - Google Patents

Method for producing microlenses

Info

Publication number
ZA201009116B
ZA201009116B ZA2010/09116A ZA201009116A ZA201009116B ZA 201009116 B ZA201009116 B ZA 201009116B ZA 2010/09116 A ZA2010/09116 A ZA 2010/09116A ZA 201009116 A ZA201009116 A ZA 201009116A ZA 201009116 B ZA201009116 B ZA 201009116B
Authority
ZA
South Africa
Prior art keywords
producing microlenses
microlenses
producing
Prior art date
Application number
ZA2010/09116A
Inventor
Max Voit
Angelika Keck
Christoph Mengel
Original Assignee
Giesecke & Devrient Gmbh
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 Giesecke & Devrient Gmbh filed Critical Giesecke & Devrient Gmbh
Publication of ZA201009116B publication Critical patent/ZA201009116B/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0012—Arrays characterised by the manufacturing method
    • G02B3/0031—Replication or moulding, e.g. hot embossing, UV-casting, injection moulding
    • 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
    • B29D11/00278—Lenticular sheets
    • 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
    • B29D11/00365—Production of microlenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/342—Moiré effects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G07D7/202—Testing patterns thereon using pattern matching
    • G07D7/207—Matching patterns that are created by the interaction of two or more layers, e.g. moiré patterns
    • B42D2035/20—
    • B42D2035/44—

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Printing Methods (AREA)
ZA2010/09116A 2008-08-05 2010-12-20 Method for producing microlenses ZA201009116B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008036482A DE102008036482A1 (en) 2008-08-05 2008-08-05 Method for producing microlenses
PCT/EP2009/005642 WO2010015383A1 (en) 2008-08-05 2009-08-04 Method for producing microlenses

Publications (1)

Publication Number Publication Date
ZA201009116B true ZA201009116B (en) 2012-05-01

Family

ID=41226910

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2010/09116A ZA201009116B (en) 2008-08-05 2010-12-20 Method for producing microlenses

Country Status (9)

Country Link
EP (1) EP2321673B1 (en)
CN (2) CN102112896A (en)
AU (1) AU2009278275C1 (en)
CA (1) CA2732989A1 (en)
DE (1) DE102008036482A1 (en)
MX (1) MX2011001353A (en)
RU (1) RU2553417C2 (en)
WO (1) WO2010015383A1 (en)
ZA (1) ZA201009116B (en)

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US8867134B2 (en) 2003-11-21 2014-10-21 Visual Physics, Llc Optical system demonstrating improved resistance to optically degrading external effects
AU2012211170B2 (en) 2011-01-28 2015-02-19 Crane & Co., Inc. A laser marked device
DE102011108242A1 (en) * 2011-07-21 2013-01-24 Giesecke & Devrient Gmbh Optically variable element, in particular security element
CN102913810A (en) * 2011-08-01 2013-02-06 吉鸿电子股份有限公司 Identification device and light source module thereof
CN104024921B (en) 2011-08-19 2018-09-21 光学物理有限责任公司 The optionally transferable optical system of thickness with reduction
DE102011116408A1 (en) 2011-10-19 2013-04-25 Giesecke & Devrient Gmbh Method for producing hollow micro-mirrors
US10173405B2 (en) 2012-08-17 2019-01-08 Visual Physics, Llc Process for transferring microstructures to a final substrate
ES2728508T3 (en) 2013-03-15 2019-10-25 Visual Physics Llc Optical safety device
US9873281B2 (en) 2013-06-13 2018-01-23 Visual Physics, Llc Single layer image projection film
DE102013016776A1 (en) * 2013-10-09 2015-04-09 Giesecke & Devrient Gmbh Process for producing a lens structure
DE102013016775A1 (en) * 2013-10-09 2015-04-09 Giesecke & Devrient Gmbh Method of making a portable data carrier
CA2943987A1 (en) 2014-03-27 2015-10-01 Visual Physics, Llc An optical device that produces flicker-like optical effects
US10766292B2 (en) 2014-03-27 2020-09-08 Crane & Co., Inc. Optical device that provides flicker-like optical effects
US10800203B2 (en) 2014-07-17 2020-10-13 Visual Physics, Llc Polymeric sheet material for use in making polymeric security documents such as banknotes
EP4620696A2 (en) 2014-09-16 2025-09-24 Crane Security Technologies, Inc. Secure lens layer
DE102014018512A1 (en) 2014-12-12 2016-06-16 Giesecke & Devrient Gmbh Optically variable security element
CN107250459B (en) 2015-02-11 2021-06-11 克瑞尼股份有限公司 Method for surface application of a security device to a substrate
KR102601543B1 (en) 2017-02-10 2023-11-13 크레인 앤 코, 인크 Machine-readable optical security device
DE102017213065B3 (en) 2017-04-13 2018-07-05 Christian-Albrechts-Universität Zu Kiel A process for the production of plano-convex lens elements and for the production of a packaged device at the wafer level
MX2019014513A (en) * 2017-06-05 2020-01-27 Crane & Co Inc An optical device that provides flicker-like optical effects.
CN109808337B (en) * 2017-11-21 2021-08-17 中钞特种防伪科技有限公司 Optical anti-counterfeiting element and optical anti-counterfeiting product
CN110346849A (en) * 2018-04-03 2019-10-18 昆山康龙电子科技有限公司 Lens structure composed by material using different refractivity
DE102019001570A1 (en) * 2019-03-06 2020-09-10 Giesecke+Devrient Currency Technology Gmbh Lens pigment, process for producing the same, document of value and printing ink
KR102485162B1 (en) * 2020-09-08 2023-01-06 (주)세경하이테크 Manufacturing method of Cellular phone decoration film with micro lens array applied Polycarbonate layer
KR102521202B1 (en) * 2020-09-08 2023-04-25 (주)세경하이테크 Cellular phone decoration film with micro lens array applied on the pc layer
DE102022111097B3 (en) * 2022-05-05 2023-06-01 Koenig & Bauer Ag Security document having a transparent window formed in its substrate

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GB9309673D0 (en) 1993-05-11 1993-06-23 De La Rue Holographics Ltd Security device
JP3847829B2 (en) * 1996-01-10 2006-11-22 沖電気工業株式会社 Anti-counterfeit embossed card and method of manufacturing
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DE102004014140A1 (en) * 2003-03-25 2004-10-21 Nikon Corp. Micro-optical method for producing a micro-optical element transfers gray-scale mask patterns successively onto a resist applied to an optical substrate
CN1552589B (en) * 2003-05-29 2010-05-05 中国科学院光电技术研究所 Continuous microlens array magnification display anti-counterfeiting method
DE102004037825A1 (en) * 2004-02-18 2005-09-08 Giesecke & Devrient Gmbh Security element for banknotes, valuable documents and the like comprises a transparent or translucent foil with an encoding zone inside which the optical properties of the foil differ from those outside the encoding zone
GB0417422D0 (en) * 2004-08-05 2004-09-08 Suisse Electronique Microtech Security device
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DE102005062132A1 (en) 2005-12-23 2007-07-05 Giesecke & Devrient Gmbh Security unit e.g. seal, for e.g. valuable document, has motive image with planar periodic arrangement of micro motive units, and periodic arrangement of lens for moire magnified observation of motive units
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Also Published As

Publication number Publication date
WO2010015383A1 (en) 2010-02-11
CN106873056A (en) 2017-06-20
AU2009278275A1 (en) 2010-02-11
EP2321673B1 (en) 2019-02-20
CN106873056B (en) 2020-04-07
RU2553417C2 (en) 2015-06-10
CN102112896A (en) 2011-06-29
AU2009278275B2 (en) 2012-07-12
AU2009278275C1 (en) 2014-06-05
DE102008036482A1 (en) 2010-02-11
RU2011108225A (en) 2013-11-10
EP2321673A1 (en) 2011-05-18
MX2011001353A (en) 2011-04-26
CA2732989A1 (en) 2010-02-11

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