DE69107232D1 - Apparat zur Dämpfung eines Laserstrahls. - Google Patents
Apparat zur Dämpfung eines Laserstrahls.Info
- Publication number
- DE69107232D1 DE69107232D1 DE69107232T DE69107232T DE69107232D1 DE 69107232 D1 DE69107232 D1 DE 69107232D1 DE 69107232 T DE69107232 T DE 69107232T DE 69107232 T DE69107232 T DE 69107232T DE 69107232 D1 DE69107232 D1 DE 69107232D1
- Authority
- DE
- Germany
- Prior art keywords
- attenuating
- laser beam
- laser
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, 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
-
- 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
- B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2207/00—Other aspects
- G06K2207/1016—Motor control or optical moving unit control
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/509,699 US5115333A (en) | 1990-04-16 | 1990-04-16 | Variable laser beam attenuator |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69107232D1 true DE69107232D1 (de) | 1995-03-23 |
DE69107232T2 DE69107232T2 (de) | 1995-10-19 |
Family
ID=24027745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69107232T Expired - Fee Related DE69107232T2 (de) | 1990-04-16 | 1991-04-11 | Apparat zur Dämpfung eines Laserstrahls. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5115333A (de) |
EP (1) | EP0453183B1 (de) |
JP (1) | JPH04227591A (de) |
DE (1) | DE69107232T2 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5796091A (en) * | 1993-11-24 | 1998-08-18 | Metrologic Instruments, Inc. | Automatic hand-supportable omnidirectional laser projection scanner with handle-controllable projection axis |
US6286760B1 (en) | 1994-08-17 | 2001-09-11 | Metrologic Instruments, Inc. | Automatic hand-supportable laser projection scanner for omni-directional reading of bar code symbols within a narrowly confined scanning volume |
US6182898B1 (en) | 1993-11-24 | 2001-02-06 | Metrologic Instruments, Inc. | Bar code scanner with intuitive head aiming and collimated scan volume |
US6257492B1 (en) | 1990-09-10 | 2001-07-10 | Peter Bressler | Combination hand-held and counter-top omni-directional scanner |
US5942743A (en) * | 1994-08-17 | 1999-08-24 | Metrologic Instruments, Inc. | Portable automatic hand-supportable omnidirectional laser projection scanner with power conserving control system |
US6098885A (en) | 1990-09-10 | 2000-08-08 | Metrologic Instruments | Countertop projection laser scanning system for omnidirectional scanning volume projected above a countertop surface of code symbols within a narrowly-confined scanning |
US5216232A (en) * | 1990-09-10 | 1993-06-01 | Metrologic Instruments, Inc. | Projection laser scanner producing a narrow scan volume |
US5844227A (en) * | 1993-11-24 | 1998-12-01 | Metrologic Instruments, Inc. | Automatic hand-supportable omnidirectional laser projection scanner with scan-head directed projection axis for intuitive hand-supported omnidirectional scanning of bar code symbols within a narrowly confined scanning volume extending thereabout |
US5627359A (en) * | 1991-09-17 | 1997-05-06 | Metrologic Instruments, Inc. | Laser code symbol scanner employing optical filtering system having narrow band-pass characteristics and spatially separated optical filter elements with laser light collection optics arranged along laser light return path disposed therebetween |
US6651890B2 (en) | 1990-09-10 | 2003-11-25 | Sung Ho Byun | Combination hand-held and counter-top omnidirectional scanner |
US5767501A (en) * | 1993-11-24 | 1998-06-16 | Metrologic Instruments, Inc. | Mass-balanced automatic hand-supportable laser projection scanner for fatigue-free omnidirectional scanning of bar code symbols |
US6604684B1 (en) | 1993-11-24 | 2003-08-12 | Metrologic Instruments Inc. | Automatic optical projection scanner for omni-directional reading of bar code symbols within a confined scanning volume |
US6860427B1 (en) | 1993-11-24 | 2005-03-01 | Metrologic Instruments, Inc. | Automatic optical projection scanner for omni-directional reading of bar code symbols within a confined scanning volume |
NL9401302A (nl) * | 1994-08-11 | 1996-03-01 | Scantech Bv | Barcode scanner. |
US6073846A (en) | 1994-08-17 | 2000-06-13 | Metrologic Instruments, Inc. | Holographic laser scanning system and process and apparatus and method |
US5975417A (en) * | 1997-12-19 | 1999-11-02 | Ncr Corporation | Convertible barcode scanner |
US6303937B1 (en) | 1998-02-27 | 2001-10-16 | Eastman Kodak Company | Ceramic calibration filter |
US6361177B2 (en) * | 1999-11-02 | 2002-03-26 | Fujitsu Denso Ltd. | Optical device fixing device |
US6717966B2 (en) * | 2001-08-30 | 2004-04-06 | Eastman Kodak Company | Calibration focus position |
TWD166688S (zh) * | 2014-03-10 | 2015-03-21 | 虹光精密工業股份有限公司 | 掃描器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3635545A (en) * | 1967-04-14 | 1972-01-18 | Eastman Kodak Co | Multiple beam generation |
DE1915680B2 (de) * | 1969-03-27 | 1973-03-08 | Ernst Leitz Gmbh, 6330 Wetzlar | Fotometer fuer beobachtungsinstrumente, insbesondere mikroskope |
US3655268A (en) * | 1970-06-01 | 1972-04-11 | Sylvania Electric Prod | Laser beam attenuator |
US4398806A (en) * | 1980-10-23 | 1983-08-16 | The Board Of Trustees Of The Leland University | Broadband variable optical attenuator |
US4664484A (en) * | 1985-08-19 | 1987-05-12 | Hines Stephen P | Variable light attenuator |
US4652732A (en) * | 1985-09-17 | 1987-03-24 | National Semiconductor Corporation | Low-profile bar code scanner |
US4711526A (en) * | 1986-07-07 | 1987-12-08 | Coherent, Inc. | Attenuating beam splitter |
US4794240A (en) * | 1986-09-12 | 1988-12-27 | Spectra-Physics, Inc. | Bar code scanner construction |
US4795224A (en) * | 1986-10-06 | 1989-01-03 | Katsuchika Goto | Optical scanning pattern generator |
US4778263A (en) * | 1987-05-29 | 1988-10-18 | The United States Of America As Respresented By The Department Of Energy | Variable laser attenuator |
US4797551A (en) * | 1987-06-11 | 1989-01-10 | Ncr Corporation | Compact laser scanner optical system |
LU86927A1 (de) * | 1987-06-19 | 1988-07-14 | Europ Communities | Kontinuierlich variables laserstrahl-daempfungsglied |
US4851667A (en) * | 1987-11-16 | 1989-07-25 | Ncr Corporation | Compact laser scanner optical system |
US4852265A (en) * | 1988-04-08 | 1989-08-01 | Spectra-Physics, Inc. | Level/plumb indicator with tilt compensation |
-
1990
- 1990-04-16 US US07/509,699 patent/US5115333A/en not_active Expired - Lifetime
-
1991
- 1991-04-09 JP JP3103402A patent/JPH04227591A/ja active Pending
- 1991-04-11 EP EP91303211A patent/EP0453183B1/de not_active Expired - Lifetime
- 1991-04-11 DE DE69107232T patent/DE69107232T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5115333A (en) | 1992-05-19 |
EP0453183B1 (de) | 1995-02-08 |
EP0453183A2 (de) | 1991-10-23 |
DE69107232T2 (de) | 1995-10-19 |
JPH04227591A (ja) | 1992-08-17 |
EP0453183A3 (en) | 1992-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NCR INTERNATIONAL, INC. (N.D.GES.D.STAATES DELAWAR |
|
8328 | Change in the person/name/address of the agent |
Free format text: V. BEZOLD & SOZIEN, 80799 MUENCHEN |
|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |