DE69701390D1 - Diffraktive optik mit synthetischer apertur und laserschneidvorrichtung mit einer solchen optik - Google Patents
Diffraktive optik mit synthetischer apertur und laserschneidvorrichtung mit einer solchen optikInfo
- Publication number
- DE69701390D1 DE69701390D1 DE69701390T DE69701390T DE69701390D1 DE 69701390 D1 DE69701390 D1 DE 69701390D1 DE 69701390 T DE69701390 T DE 69701390T DE 69701390 T DE69701390 T DE 69701390T DE 69701390 D1 DE69701390 D1 DE 69701390D1
- Authority
- DE
- Germany
- Prior art keywords
- optics
- cutting device
- laser cutting
- differential
- synthetic aperture
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/58—Optics for apodization or superresolution; Optical synthetic aperture systems
-
- 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
-
- 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
-
- 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
- B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1086—Beam splitting or combining systems operating by diffraction only
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9606088A FR2748824B1 (fr) | 1996-05-15 | 1996-05-15 | Optique diffractive a synthese d'ouverture et dispositif de decoupe laser incorporant une telle optique |
PCT/FR1997/000843 WO1997043682A1 (fr) | 1996-05-15 | 1997-05-13 | Optique diffractive a synthese d'ouverture et dispositif de decoupe laser incorporant une telle optique |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69701390D1 true DE69701390D1 (de) | 2000-04-13 |
DE69701390T2 DE69701390T2 (de) | 2000-09-21 |
Family
ID=9492179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69701390T Expired - Fee Related DE69701390T2 (de) | 1996-05-15 | 1997-05-13 | Diffraktive optik mit synthetischer apertur und laserschneidvorrichtung mit einer solchen optik |
Country Status (6)
Country | Link |
---|---|
US (1) | US6236509B1 (de) |
EP (1) | EP0898726B1 (de) |
CA (1) | CA2255120A1 (de) |
DE (1) | DE69701390T2 (de) |
FR (1) | FR2748824B1 (de) |
WO (1) | WO1997043682A1 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2766282B1 (fr) * | 1997-07-18 | 1999-08-20 | Commissariat Energie Atomique | Optique diffractive a synthese d'ouverture et a focale variable et dispositif de decoupe laser incorporant une telle optique |
FR2766115B1 (fr) * | 1997-07-18 | 1999-08-27 | Commissariat Energie Atomique | Dispositif et procede de decoupe a distance etendue par laser, en mode impulsionnel |
DE19809103A1 (de) * | 1998-03-04 | 1999-09-23 | Jenoptik Jena Gmbh | Optische Anordnung zur Strahlformung |
US6618425B1 (en) * | 1999-11-17 | 2003-09-09 | Cymer, Inc. | Virtual laser operator |
DE10026960B4 (de) * | 2000-05-31 | 2008-10-02 | Institut für Oberflächenmodifizierung e.V. | Verfahren zur Abschwächung eines in einem optischen Strahlengang geführten Lichtstroms |
DE10120923A1 (de) * | 2001-04-30 | 2002-10-31 | Hauni Maschinenbau Ag | Vorrichtung zum Perforieren von stabförmigen Gegenständen insbesondere der Tabak verarbeitenden Industrie |
NL2009367C2 (en) * | 2012-08-27 | 2014-03-03 | Stichting Vu Vumc | Microscopic imaging apparatus and method to detect a microscopic image. |
US9057826B2 (en) | 2013-01-31 | 2015-06-16 | Google Inc. | See-through near-to-eye display with eye prescription |
US9632312B1 (en) | 2013-04-30 | 2017-04-25 | Google Inc. | Optical combiner with curved diffractive optical element |
US9442291B1 (en) | 2013-06-28 | 2016-09-13 | Google Inc. | Segmented diffractive optical elements for a head wearable display |
US9459455B2 (en) | 2013-12-19 | 2016-10-04 | Google Inc. | See-through eyepiece for head wearable display |
US9389422B1 (en) | 2013-12-23 | 2016-07-12 | Google Inc. | Eyepiece for head wearable display using partial and total internal reflections |
US9395544B2 (en) | 2014-03-13 | 2016-07-19 | Google Inc. | Eyepiece with switchable reflector for head wearable display |
US9915823B1 (en) | 2014-05-06 | 2018-03-13 | Google Llc | Lightguide optical combiner for head wearable display |
US9503708B2 (en) | 2014-11-03 | 2016-11-22 | Aquifi, Inc. | Systems and methods for reducing z-thickness and zero-order effects in depth cameras |
US9366869B2 (en) | 2014-11-10 | 2016-06-14 | Google Inc. | Thin curved eyepiece for see-through head wearable display |
WO2016149136A2 (en) * | 2015-03-13 | 2016-09-22 | Aquifi, Inc. | 3d depth sensor and projection system and methods of operating thereof |
US10162180B2 (en) | 2015-06-04 | 2018-12-25 | Google Llc | Efficient thin curved eyepiece for see-through head wearable display |
US10146054B2 (en) | 2015-07-06 | 2018-12-04 | Google Llc | Adding prescriptive correction to eyepieces for see-through head wearable displays |
US10429646B2 (en) | 2015-10-28 | 2019-10-01 | Google Llc | Free space optical combiner with prescription integration |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5945123B2 (ja) * | 1977-07-08 | 1984-11-05 | 富士写真光機株式会社 | 線状照明法 |
KR910002322B1 (ko) * | 1986-09-20 | 1991-04-11 | 후지쓰 가부시끼가이샤 | 회절격자렌즈 조립체를 구비하고 있는 광학시스템 |
US4826269A (en) * | 1987-10-16 | 1989-05-02 | Spectra Diode Laboratories, Inc. | Diode laser arrangement forming bright image |
US5566024A (en) * | 1993-12-23 | 1996-10-15 | Xerox Corporation | Beam separation control and beam splitting by single blazed binary diffraction optical element |
US5606434A (en) * | 1994-06-30 | 1997-02-25 | University Of North Carolina | Achromatic optical system including diffractive optical element |
-
1996
- 1996-05-15 FR FR9606088A patent/FR2748824B1/fr not_active Expired - Fee Related
-
1997
- 1997-05-13 CA CA002255120A patent/CA2255120A1/fr not_active Abandoned
- 1997-05-13 WO PCT/FR1997/000843 patent/WO1997043682A1/fr active IP Right Grant
- 1997-05-13 US US09/147,261 patent/US6236509B1/en not_active Expired - Fee Related
- 1997-05-13 EP EP97924081A patent/EP0898726B1/de not_active Expired - Lifetime
- 1997-05-13 DE DE69701390T patent/DE69701390T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0898726A1 (de) | 1999-03-03 |
US6236509B1 (en) | 2001-05-22 |
WO1997043682A1 (fr) | 1997-11-20 |
EP0898726B1 (de) | 2000-03-08 |
FR2748824B1 (fr) | 1998-06-26 |
CA2255120A1 (fr) | 1997-11-20 |
DE69701390T2 (de) | 2000-09-21 |
FR2748824A1 (fr) | 1997-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |