DETECTION OF TRANSIENT PHASE SHIFTS IN ANY OPTICAL WAVE FRONT WITH PHOTOREFRACTIVE CRYSTAL AND POLARIZED BEAMS

Details for Australian Patent Application No. 2002219985 (hide)

Owner LASSON TECHNOLOGIES

Inventors KAMSHILIN, Alexei; GRACHEV, Alexander

Pub. Number AU-A-2002219985

PCT Pub. Number WO2003/046475

Filing date 27 November 2001

Wipo publication date 10 June 2003

International Classifications

G01B 009/021 Instruments as specified in the subgroups and characterised by the use of optical measuring means - using holographic techniques

G01H 009/00 Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means

G01N 029/24 Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves - Probes

G01P 003/36 Measuring linear or angular speed - Devices characterised by the use of optical means, e.g. using infra-red, visible, or ultra-violet light

Event Publications

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002219985

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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