WO2009140077A3 - Optical scanning devices - Google Patents

Optical scanning devices Download PDF

Info

Publication number
WO2009140077A3
WO2009140077A3 PCT/US2009/042325 US2009042325W WO2009140077A3 WO 2009140077 A3 WO2009140077 A3 WO 2009140077A3 US 2009042325 W US2009042325 W US 2009042325W WO 2009140077 A3 WO2009140077 A3 WO 2009140077A3
Authority
WO
WIPO (PCT)
Prior art keywords
scanning devices
optical scanning
optical
fzpo
endoscope
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.)
Ceased
Application number
PCT/US2009/042325
Other languages
French (fr)
Other versions
WO2009140077A2 (en
Inventor
Karthik Kumar
Xiaojing Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Texas System
University of Texas at Austin
Original Assignee
University of Texas System
University of Texas at Austin
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 University of Texas System, University of Texas at Austin filed Critical University of Texas System
Publication of WO2009140077A2 publication Critical patent/WO2009140077A2/en
Publication of WO2009140077A3 publication Critical patent/WO2009140077A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/105—Scanning systems with one or more pivoting mirrors or galvano-mirrors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00172—Optical arrangements with means for scanning
    • 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
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • G02B26/0841—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting element being moved or deformed by electrostatic means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details
    • 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
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/106—Scanning systems having diffraction gratings as scanning elements, e.g. holographic scanners

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Endoscopes (AREA)

Abstract

Provided are optical scanning devices comprising a Fresnel Zone Plate Objective (FZPO). The scanning devices can be positioned in endoscope for use in medical applications. The scanning devices can also be used in optical communications systems.
PCT/US2009/042325 2008-05-12 2009-04-30 Optical scanning devices Ceased WO2009140077A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5252708P 2008-05-12 2008-05-12
US61/052,527 2008-05-12

Publications (2)

Publication Number Publication Date
WO2009140077A2 WO2009140077A2 (en) 2009-11-19
WO2009140077A3 true WO2009140077A3 (en) 2010-01-14

Family

ID=41319253

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2009/042325 Ceased WO2009140077A2 (en) 2008-05-12 2009-04-30 Optical scanning devices

Country Status (1)

Country Link
WO (1) WO2009140077A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7019952B2 (en) * 2017-03-15 2022-02-16 株式会社リコー Optical deflector inspection method
WO2021040045A1 (en) 2019-08-29 2021-03-04 富士フイルム株式会社 Light deflection device and optical device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001073937A2 (en) * 2000-03-24 2001-10-04 Onix Microsystems, Inc. Two-dimensional gimbaled scanning actuator with vertical electrostatic comb-drive for actuation and/or sensing
US7071594B1 (en) * 2002-11-04 2006-07-04 Microvision, Inc. MEMS scanner with dual magnetic and capacitive drive

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001073937A2 (en) * 2000-03-24 2001-10-04 Onix Microsystems, Inc. Two-dimensional gimbaled scanning actuator with vertical electrostatic comb-drive for actuation and/or sensing
US7071594B1 (en) * 2002-11-04 2006-07-04 Microvision, Inc. MEMS scanner with dual magnetic and capacitive drive

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PIYAWATTANAMETHA, W. ET AL.: "Surface- and bulk- micromachined two-dimensional scanner driven by angular vertical comb actuators", JOURNAL OF MICROELECTROMECHANICAL SYSTEMS, vol. 14, no. ISS.6, December 2005 (2005-12-01), pages 1329 - 1338 *

Also Published As

Publication number Publication date
WO2009140077A2 (en) 2009-11-19

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