ATE195189T1 - Kompakte vorrichtung um ein bild von der oberflächen topologie von objekten herzustellen und verfahren um die vorrichtung herzustellen - Google Patents

Kompakte vorrichtung um ein bild von der oberflächen topologie von objekten herzustellen und verfahren um die vorrichtung herzustellen

Info

Publication number
ATE195189T1
ATE195189T1 AT95911838T AT95911838T ATE195189T1 AT E195189 T1 ATE195189 T1 AT E195189T1 AT 95911838 T AT95911838 T AT 95911838T AT 95911838 T AT95911838 T AT 95911838T AT E195189 T1 ATE195189 T1 AT E195189T1
Authority
AT
Austria
Prior art keywords
light
transmitting substrate
volume hologram
making
light transmitting
Prior art date
Application number
AT95911838T
Other languages
English (en)
Inventor
Michael H Metz
Carl Flatow
Nicholas J Phillips
Zane Coleman
Original Assignee
Imedge Technology Inc
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 Imedge Technology Inc filed Critical Imedge Technology Inc
Application granted granted Critical
Publication of ATE195189T1 publication Critical patent/ATE195189T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/117—Identification of persons
    • A61B5/1171—Identification of persons based on the shapes or appearances of their bodies or parts thereof
    • A61B5/1172—Identification of persons based on the shapes or appearances of their bodies or parts thereof using fingerprinting
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/10554—Moving beam scanning
    • G06K7/10594—Beam path
    • G06K7/10603—Basic scanning using moving elements
    • G06K7/10663—Basic scanning using moving elements using hologram
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/10554—Moving beam scanning
    • G06K7/10594—Beam path
    • G06K7/10683—Arrangement of fixed elements
    • G06K7/10702—Particularities of propagating elements, e.g. lenses, mirrors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/1098—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 the scanning arrangement having a modular construction
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/30—Individual registration on entry or exit not involving the use of a pass
    • G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Image Input (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Collating Specific Patterns (AREA)
  • Holo Graphy (AREA)
AT95911838T 1994-02-18 1995-02-21 Kompakte vorrichtung um ein bild von der oberflächen topologie von objekten herzustellen und verfahren um die vorrichtung herzustellen ATE195189T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19898894A 1994-02-18 1994-02-18
PCT/US1995/002155 WO1995022804A1 (en) 1994-02-18 1995-02-21 Method of producing and detecting high-contrast images of the surface topography of objects and a compact system for carrying out the same

Publications (1)

Publication Number Publication Date
ATE195189T1 true ATE195189T1 (de) 2000-08-15

Family

ID=22735745

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95911838T ATE195189T1 (de) 1994-02-18 1995-02-21 Kompakte vorrichtung um ein bild von der oberflächen topologie von objekten herzustellen und verfahren um die vorrichtung herzustellen

Country Status (8)

Country Link
US (1) US5974162A (de)
EP (1) EP0749610B1 (de)
JP (1) JPH09509490A (de)
AT (1) ATE195189T1 (de)
AU (1) AU1925595A (de)
CA (1) CA2183567A1 (de)
DE (1) DE69518233D1 (de)
WO (1) WO1995022804A1 (de)

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JP2022546413A (ja) 2019-08-29 2022-11-04 ディジレンズ インコーポレイテッド 真空回折格子および製造方法
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EP4252048A4 (de) 2020-12-21 2024-10-16 Digilens Inc. Augenglimmunterdrückung in wellenleiterbasierten anzeigen
WO2022150841A1 (en) 2021-01-07 2022-07-14 Digilens Inc. Grating structures for color waveguides
KR20230153459A (ko) 2021-03-05 2023-11-06 디지렌즈 인코포레이티드. 진공 주기적 구조체 및 제조 방법
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US5974162A (en) 1999-10-26
JPH09509490A (ja) 1997-09-22
CA2183567A1 (en) 1995-08-24
AU1925595A (en) 1995-09-04
EP0749610A4 (de) 1997-04-09
DE69518233D1 (de) 2000-09-07
EP0749610A1 (de) 1996-12-27
WO1995022804A1 (en) 1995-08-24

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