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1. WO2012143113 - METHOD FOR OPTICAL TOMOGRAPHY

Publication Number WO/2012/143113
Publication Date 26.10.2012
International Application No. PCT/EP2012/001639
International Filing Date 16.04.2012
IPC
G03H 1/04 2006.01
GPHYSICS
03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
HHOLOGRAPHIC PROCESSES OR APPARATUS
1Holographic processes or apparatus using light, infra-red, or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
04Processes or apparatus for producing holograms
G03H 1/00 2006.01
GPHYSICS
03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
HHOLOGRAPHIC PROCESSES OR APPARATUS
1Holographic processes or apparatus using light, infra-red, or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
CPC
A61B 5/0066
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Detecting, measuring or recording for diagnostic purposes
0059using light, e.g. diagnosis by transillumination, diascopy, fluorescence
0062Arrangements for scanning
0066Optical coherence imaging
G01B 9/02004
GPHYSICS
01MEASURING; TESTING
BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
9Instruments as specified in the subgroups and characterised by the use of optical measuring means
02Interferometers ; for determining dimensional properties of, or relations between, measurement objects
02001characterised by manipulating or generating specific radiation properties
02002Frequency variation
02004by using a continuous frequency sweep or scan
G01B 9/02029
GPHYSICS
01MEASURING; TESTING
BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
9Instruments as specified in the subgroups and characterised by the use of optical measuring means
02Interferometers ; for determining dimensional properties of, or relations between, measurement objects
02015characterised by a particular beam path configuration
02029Combination with non-interferometric systems, i.e. for measuring the object
G01B 9/02091
GPHYSICS
01MEASURING; TESTING
BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
9Instruments as specified in the subgroups and characterised by the use of optical measuring means
02Interferometers ; for determining dimensional properties of, or relations between, measurement objects
02091Tomographic low coherence interferometers, e.g. optical coherence tomography
G01N 21/4795
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
21Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
17Systems in which incident light is modified in accordance with the properties of the material investigated
47Scattering, i.e. diffuse reflection
4795spatially resolved investigating of object in scattering medium
G03H 1/0011
GPHYSICS
03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
HHOLOGRAPHIC PROCESSES OR APPARATUS
1Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
0005Adaptation of holography to specific applications
0011for security or authentication
Applicants
  • UNIVERSITÄT ZU LÜBECK [DE]/[DE] (AllExceptUS)
  • MEDIZINISCHES LASERZENTRUM LÜBECK GMBH [DE]/[DE] (AllExceptUS)
  • THORLABS GMBH [DE]/[DE] (AllExceptUS)
  • HILLMANN, Dierck [DE]/[DE] (UsOnly)
  • HÜTTMANN, Gereon [DE]/[DE] (UsOnly)
  • KOCH, Peter [DE]/[DE] (UsOnly)
  • LÜHRS, Christian [DE]/[DE] (UsOnly)
  • VOGEL, Alfred [DE]/[DE] (UsOnly)
Inventors
  • HILLMANN, Dierck
  • HÜTTMANN, Gereon
  • KOCH, Peter
  • LÜHRS, Christian
  • VOGEL, Alfred
Agents
  • HERMANN, Felix
Priority Data
10 2011 018 603.421.04.2011DE
61/508,83118.07.2011US
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) VERFAHREN ZUR OPTISCHEN TOMOGRAPHIE
(EN) METHOD FOR OPTICAL TOMOGRAPHY
(FR) PROCÉDÉ DE TOMOGRAPHIE OPTIQUE
Abstract
(DE)
Die Erfindung betrifft ein Verfahren zur Erfassung räumlich strukturierter Probenvolumina mittels kohärentem Licht und digitaler Holographie. Die Erfindung betrifft ebenso ein Verfahren zur Untersuchung der Tiefenstruktur von Proben nach Art und der optischen Kohärenz tomographie.
(EN)
The invention relates to a method for detecting spatially structured sample volumes by means of coherent light and digital holography. The invention also relates to a method for analyzing the depth structure of samples in accordance with optical coherence tomography.
(FR)
L'invention concerne un procédé de détection de volumes spatialement structurés d'échantillons par une lumière cohérente et par holographie numérique. L'invention concerne également un procédé pour examiner la structure profonde d'échantillons d'après la tomographie par cohérence optique.
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