ATE128055T1 - Verfahren zum bearbeiten von kontakt linsen oberfläche. - Google Patents

Verfahren zum bearbeiten von kontakt linsen oberfläche.

Info

Publication number
ATE128055T1
ATE128055T1 AT92916774T AT92916774T ATE128055T1 AT E128055 T1 ATE128055 T1 AT E128055T1 AT 92916774 T AT92916774 T AT 92916774T AT 92916774 T AT92916774 T AT 92916774T AT E128055 T1 ATE128055 T1 AT E128055T1
Authority
AT
Austria
Prior art keywords
target domain
optical target
ring
contact lens
lens surface
Prior art date
Application number
AT92916774T
Other languages
English (en)
Inventor
Kevin J Mcintyre
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Application granted granted Critical
Publication of ATE128055T1 publication Critical patent/ATE128055T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0652—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • B23K26/0734—Shaping the laser spot into an annular shape
    • 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
    • B29D11/00932—Combined cutting and grinding thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Eyeglasses (AREA)
  • Laser Beam Processing (AREA)
AT92916774T 1991-07-31 1992-07-21 Verfahren zum bearbeiten von kontakt linsen oberfläche. ATE128055T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/738,704 US5256853A (en) 1991-07-31 1991-07-31 Method for shaping contact lens surfaces

Publications (1)

Publication Number Publication Date
ATE128055T1 true ATE128055T1 (de) 1995-10-15

Family

ID=24969136

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92916774T ATE128055T1 (de) 1991-07-31 1992-07-21 Verfahren zum bearbeiten von kontakt linsen oberfläche.

Country Status (5)

Country Link
US (1) US5256853A (de)
EP (1) EP0597000B1 (de)
AT (1) ATE128055T1 (de)
DE (1) DE69205004T2 (de)
WO (1) WO1993002830A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5475197A (en) * 1992-06-17 1995-12-12 Carl-Zeiss-Stiftung Process and apparatus for the ablation of a surface
US5378582A (en) * 1992-09-29 1995-01-03 Bausch & Lomb Incorporated Symmetric sweep scanning technique for laser ablation
AU4660193A (en) * 1992-09-29 1994-04-26 Bausch & Lomb Incorporated Symmetric scanning technique for laser ablation
US5359173A (en) * 1992-09-29 1994-10-25 Bausch & Lomb Incorporated Scanning technique for laser ablation
US5461212A (en) * 1993-06-04 1995-10-24 Summit Technology, Inc. Astigmatic laser ablation of surfaces
US5613965A (en) * 1994-12-08 1997-03-25 Summit Technology Inc. Corneal reprofiling using an annular beam of ablative radiation
US6063072A (en) * 1994-12-08 2000-05-16 Summit Technology, Inc. Methods and systems for correction of hyperopia and/or astigmatism using ablative radiation
US5936704A (en) 1997-12-22 1999-08-10 Gabrielian; Grant Marked contact lens bearing optical marking element
US6203156B1 (en) 1998-03-31 2001-03-20 Johnson & Johnson Vision Care, Inc. Contact lenses bearing marks
US6024448A (en) * 1998-03-31 2000-02-15 Johnson & Johnson Vision Products, Inc. Contact lenses bearing identifying marks
US6566627B2 (en) * 2000-08-11 2003-05-20 Westar Photonics, Inc. Laser method for shaping of optical lenses
DE10240033B4 (de) * 2002-08-28 2005-03-10 Jenoptik Automatisierungstech Anordnung zum Einbringen von Strahlungsenergie in ein Werkstück aus einem schwach absorbierenden Material
JP4133884B2 (ja) * 2004-03-18 2008-08-13 株式会社ミツトヨ 光学的変位測定器
ITPD20070201A1 (it) * 2007-06-08 2008-12-09 Helios Technology Societa A Re Macchina per la rimozione di superfici di semiconduttori, ed in particolare di superfici con circuiti integrati
US9023257B2 (en) 2012-11-14 2015-05-05 Perfect Ip, Llc Hydrophilicity alteration system and method
US9925621B2 (en) 2012-11-14 2018-03-27 Perfect Ip, Llp Intraocular lens (IOL) fabrication system and method
EP2754524B1 (de) 2013-01-15 2015-11-25 Corning Laser Technologies GmbH Verfahren und Vorrichtung zum laserbasierten Bearbeiten von flächigen Substraten, d.h. Wafer oder Glaselement, unter Verwendung einer Laserstrahlbrennlinie
EP2781296B1 (de) 2013-03-21 2020-10-21 Corning Laser Technologies GmbH Vorrichtung und verfahren zum ausschneiden von konturen aus flächigen substraten mittels laser
CN103639590B (zh) * 2013-11-05 2016-04-06 江苏大学 一种基于空心光束激光冲击的薄金属板材曲率半径调整方法及装置
US10293436B2 (en) 2013-12-17 2019-05-21 Corning Incorporated Method for rapid laser drilling of holes in glass and products made therefrom
US11556039B2 (en) 2013-12-17 2023-01-17 Corning Incorporated Electrochromic coated glass articles and methods for laser processing the same
KR102445217B1 (ko) 2014-07-08 2022-09-20 코닝 인코포레이티드 재료를 레이저 가공하는 방법 및 장치
LT3169477T (lt) * 2014-07-14 2020-05-25 Corning Incorporated Skaidrių medžiagų apdorojimo sistema ir būdas, naudojant lazerio pluošto židinio linijas, kurių ilgis ir skersmuo yra reguliuojami
WO2016154284A1 (en) 2015-03-24 2016-09-29 Corning Incorporated Laser cutting and processing of display glass compositions
TWI581886B (zh) * 2015-12-11 2017-05-11 財團法人金屬工業研究發展中心 微結構加工裝置
WO2018064409A1 (en) 2016-09-30 2018-04-05 Corning Incorporated Apparatuses and methods for laser processing transparent workpieces using non-axisymmetric beam spots
LT3529214T (lt) 2016-10-24 2021-02-25 Corning Incorporated Substrato apdorojimo stotis lakšto formos stiklo substratų lazeriniam mašininiam apdorojimui
EP3412400A1 (de) * 2017-06-09 2018-12-12 Bystronic Laser AG Strahlformer und verwendung davon, vorrichtung zur laserstrahlbehandlung eines werkstücks und verwendung davon, verfahren zur laserstrahlbehandlung eines werkstücks
DE102019217754A1 (de) * 2019-11-18 2021-05-20 Trumpf Laser- Und Systemtechnik Gmbh Verfahren zum Laserschweißen eines Werkstücks, mit Strahlformung mittels eines Axicons, und optische Apparatur
EP4092406A1 (de) * 2021-05-19 2022-11-23 Hitachi High-Tech Analytical Science Finland Oy Optische anordnung für optische emissionsspektroskopie
JP7224566B1 (ja) * 2022-07-15 2023-02-17 三菱電機株式会社 レーザ加工ヘッドおよびレーザ加工機

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162122A (en) * 1977-09-14 1979-07-24 Cohen Allen L Zonal bifocal contact lens
US4194814A (en) * 1977-11-10 1980-03-25 Bausch & Lomb Incorporated Transparent opthalmic lens having engraved surface indicia
DE2821883C2 (de) * 1978-05-19 1980-07-17 Ibm Deutschland Gmbh, 7000 Stuttgart Vorrichtung zur Materialbearbeitung
US4219721A (en) * 1978-08-23 1980-08-26 Revlon, Inc. Marking of lenses
US4340283A (en) * 1978-12-18 1982-07-20 Cohen Allen L Phase shift multifocal zone plate
US4307046A (en) * 1979-07-16 1981-12-22 Neefe Charles W Method of laser machining contact lenses
SE425464B (sv) * 1980-11-06 1982-10-04 Optik Innovation Ab Oiab Forfarande vid framstellning av en lins eller en form for gjutning av en lins
DE3265356D1 (en) * 1981-04-29 1985-09-19 Pilkington Perkin Elmer Ltd Artificial eye lenses
US4563565A (en) * 1983-03-02 1986-01-07 Minnesota Mining And Manufacturing Company Method for forming a peripheral edge on contact lenses
US4623776A (en) * 1985-01-03 1986-11-18 Dow Corning Corporation Ring of light laser optics system
US4642439A (en) * 1985-01-03 1987-02-10 Dow Corning Corporation Method and apparatus for edge contouring lenses
DE3516575A1 (de) * 1985-05-08 1986-11-13 Hecht Contactlinsen GmbH, 7800 Freiburg Contactlinse
IL77373A (en) * 1985-12-18 1990-03-19 Hanita Lenses Contact lens
US4838266A (en) * 1986-09-08 1989-06-13 Koziol Jeffrey E Lens shaping device using a laser attenuator
US4842782A (en) * 1986-10-14 1989-06-27 Allergan, Inc. Manufacture of ophthalmic lenses by excimer laser
ATE78751T1 (de) * 1987-05-15 1992-08-15 Ciba Geigy Ag Verfahren zur abtragenden bearbeitung von optischen koerpern aus vernetzten polymeren.
US4997250A (en) * 1989-11-17 1991-03-05 General Electric Company Fiber output coupler with beam shaping optics for laser materials processing system

Also Published As

Publication number Publication date
EP0597000A1 (de) 1994-05-18
DE69205004D1 (de) 1995-10-26
EP0597000B1 (de) 1995-09-20
DE69205004T2 (de) 1996-05-15
WO1993002830A1 (en) 1993-02-18
US5256853A (en) 1993-10-26

Similar Documents

Publication Publication Date Title
DE69205004D1 (de) Verfahren zum bearbeiten von kontakt linsen oberfläche.
AU8247091A (en) Sub-surface marking
ES2192576T3 (es) Procedimiento y sistema de deteccion de movimientos del ojo.
CA2135246A1 (en) Laser ablation method for making a light pattern generator on a transparent substrate
DE3063065D1 (en) Device for the treatment of a workpiece with a laser beam
ATE132785T1 (de) Zielbereichprofilierung von optischen oberflächen durch ecimer laser lichtabschmelzung
KR880005474A (ko) 엑시머레이저에 의한 안과용 렌즈의 제조
CA2168974A1 (en) Method of marking a body of material
SE8400121L (sv) Robotmanipulatorarm
JPS6413520A (en) Geometric improvement in surface of optical element made of crosslinking polymer by resorptive photochemical decomposition
DE69322474D1 (de) Verfahren zum Sterilisieren der Innenschicht in einem Verpackungsmaterial
ATE319532T1 (de) Vorrichtung zum beschriften oder markieren von gegenständen mittels laserstrahl
CA2228514A1 (en) Monitoring of covert marks
WO2000061857A8 (fr) Procede de coloration d'un aritcle transparent en polycarbonate et article obtenu
ATE64893T1 (de) Transparente polyurethanschicht zur verhinderung des beschlagens, verfahren zur herstellung und glasscheibe, die damit beschichtet ist.
PL326974A1 (en) Method of making articles with colour-code markings
JPS56116832A (en) Method and apparatus for production of directional electromagnetic steel sheet excellent in magnetic property
FR2673557B1 (de)
OA07457A (fr) Elément optique astigmatique, son procédé de réalisation, appareil d'irradiation le comportant et pièces traitées par sa mise en oeuvre.
ES2142180A1 (es) Metodo de teñir copolimeros policarbonato-poliester.
JPS5414096A (en) Method and device for laser processing
ES2109161A1 (es) Procedimiento para el marcado de dibujos, textos o similares en el interior de una pieza de un material plastico transparente o translucido.
DE3574501D1 (de) Vorrichtung zum durchstrahlen von biologischem gewebe mit licht.
DE59703654D1 (de) Verfahren und Vorrichtung zum Herstellen von Linsen mikrooptischer Systeme
KR830009754A (ko) 보석표면에 감정표식을 하는 방법 및 그 장치

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee