ClassID:

164213

G01B9/02058 - CPC Classification

Classification description:

Instruments as specified in the subgroups and characterised by the use of optical measuring means; Interferometers; Reduction or prevention of errors; Testing; Calibration; Passive reduction of errors by particular optical compensation or alignment elements, e.g. dispersion compensation

Recent Application in this class:
#1
20260104244
2026-04-16

SHAPE PROFILE MEASUREMENT DEVICE, SHAPE PROFILE MEASUREMENT METHOD, AND SEMICONDUCTOR MANUFACTURING METHOD INCLUDING THE SAME

#2
20250257990
2025-08-14

PATH LENGTH MATCHING ARMS OF AN INTERFEROMETER

#3
20250102289
2025-03-27

METHODS AND SYSTEMS FOR CONFOCAL FUNCTION DETERMINATION AND CORRECTION IN AN OCT IMAGING SYSTEM

#4
20250012556
2025-01-09

SEMICONDUCTOR MEASUREMENT APPARATUS

#5
20240418497
2024-12-19

Relative intensity noise Cat's-eye swept source laser for OCT and spectroscopy

#6
20240337480
2024-10-10

INTERFEROMETER FOR CARRYING OUT AN OPTICAL COHERENCE TOMOGRAPHY

#7
20240288264
2024-08-29

BULK GLASS INTERFEROMETER DESIGN WITH DISPERSION FOR COMPLEX CONJUGATE RESOLUTION AND RELATED ASPECTS

#8
20240285169
2024-08-29

DETERMINING ANGULAR ORIENTATION FOR IMAGING

#9
20240255320
2024-08-01

OPTICAL FIBER SENSOR AND MEASURING SYSTEM USING THE SAME

#10
20240230314
2024-07-11

SEMICONDUCTOR MEASUREMENT APPARATUS

#11
20240110778
2024-04-04

OPTICAL LOCKER

#12
20240035805
2024-02-01

OPTICAL COHERENCE TOMOGRAPHY (OCT) SYSTEM WITH A MULTI-PASS DISPERSION COMPENSATION CELL

#13
20230384083
2023-11-30

METHOD, MEASURING DEVICE, MACHINING SYSTEM AND COMPUTER PROGRAM PRODUCT FOR DETERMINING A CORRECTED HEIGHT SIGNAL FROM MEASUREMENT DATA OBTAINED WITH OPTICAL COHERENCE TOMOGRAPHY

#14
20230175836
2023-06-08

DISTANCE DETERMINING SYSTEM AND PROXIMITY SENSOR

#15
20230160685
2023-05-25

Miniature 3D position-to-optical displacement sensor

#16
20220349701
2022-11-03

Optical system and interference objective module therof

#17
20220322946
2022-10-13

Determining angular orientation for imaging

#18
20220120554
2022-04-21

Interferometry assembly having optical paths through different materials

#19
20210293525
2021-09-23

Waveguide enhanced analyte detection apparatus

#20
20210038074
2021-02-11

Full-field OCT method and system for generating an imaging of an ocular fundus

#21
20210010794
2021-01-14

Laser heterodyne interferometric apparatus and method based on plane mirror reflection

#22
20210003382
2021-01-07

Aberration diverse Optical Coherent Tomography (OCT) imaging to suppress optical scattering noise

#23
20200340797
2020-10-29

Common-path integrated low coherence interferometry system and method therefor

#24
20200232782
2020-07-23

Interferometry assembly for use in an optical locker

#25
20200158494
2020-05-21

Displacement detection device

#26
20190145825
2019-05-16

Optical locker using first and second transparent materials for path length independence from temperature

#27
20190003820
2019-01-03

Common-path integrated low coherence interferometry system and method therefor

#28
20180368689
2018-12-27

Determining angular orientation for imaging

#29
20180341105
2018-11-29

Objective lens system

#30
20180283846
2018-10-04

Optical coherence tomographic apparatus, and optical coherence tomographic system

#31
20180217001
2018-08-02

Optical interferometer

#32
20170273554
2017-09-28

AN OPTICAL COHERENCE TOMOGRAPHY SYSTEM AND METHOD

#33
20170227350
2017-08-10

System and method for dynamic focus control

#34
20170219482
2017-08-03

Optical tomographic imaging method, optical tomographic imaging apparatus, and program

#35
20170219334
2017-08-03

Separated beams displacement measurement with a grating

#36
20170127938
2017-05-11

Systems and methods for obtaining low-angle circumferential optical access to the eye

#37
20170108328
2017-04-20

Dispersion compensation

#38
20170089688
2017-03-30

Dispersion encoded full range optical coherence tomograph

#39
20170082420
2017-03-23

Compensated broadband fiber light source with stable mean wavelength

#40
20170052462
2017-02-23

Measurement apparatus, lithography apparatus, and method of manufacturing article

#41
20160261084
2016-09-08

Real-time wavelength correction system for visible light

#42
20160252341
2016-09-01

Method and structure for diminishing signal interference of transmission path of optical fibre interference system

#43
20160198944
2016-07-14

Methods and systems for modifying second-order chromatic dispersion in optical coherence tomographic systems

#44
20160187124
2016-06-30

Reference mirror converter of Linnik interferometer

#45
20160061587
2016-03-03

Device for interferential distance measurement

#46
20160054113
2016-02-25

Optical image measuring apparatus

#47
20150369586
2015-12-24

Imaging apparatus

#48
20150313461
2015-11-05

Image capturing apparatus, image capturing method, and storage medium

#49
20140354951
2014-12-04

Systems and methods for obtaining low-angle circumferential optical access to the eye

#50
20140343411
2014-11-20

Angular image manipulation

#51
20140343410
2014-11-20

Determining angular orientation for imaging

#52
20140333934
2014-11-13

Scan lens, interferometric measuring device using same

#53
20140328556
2014-11-06

Integrated system for active equalization of chromatic dispersion

#54
20140132960
2014-05-15

Near-null compensator and figure metrology apparatus for measuring aspheric surfaces by subaperture stitching and measuring method thereof

#55
20140118748
2014-05-01

Integrated delay line for optical coherence tomography

#56
20140063505
2014-03-06

Image capturing apparatus, image capturing method, and storage medium

#57
20140029015
2014-01-30

Systems and methods for artifact suppression by frequency shifting or cavity length adjustment

#58
20140029010
2014-01-30

Interferometer, and optical assembly each having a three-pin mount for mounting an optical element at at least three points or areas and method of mounting same

#59
20140029009
2014-01-30

Interferometer and optical assembly having beamsplitter securing apparatus and method of mounting same

#60
20130301056
2013-11-14

NONCONTACT INTERFEROMETRIC SENSOR AND METHOD OF USE

#61
20130242311
2013-09-19

White-light interferometric measuring device

#62
20130188195
2013-07-25

Corrective fiber-optic microprobe for white light interferometric measurements

#63
20130185023
2013-07-18

Systems, methods, apparatus and computer-accessible-medium for providing polarization-mode dispersion compensation in optical coherence tomography

#64
20130176572
2013-07-11

Optical probe and optical coherence tomography apparatus including the same

#65
20130010302
2013-01-10

Systems and methods for improved balanced detection in optical coherence tomography imaging

#66
20130003077
2013-01-03

TOMOGRAPHIC IMAGING APPARATUS AND CONTROL APPARATUS FOR TOMOGRAPHIC IMAGING APPARATUS

#67
20120327429
2012-12-27

Displacement measurement method and apparatus thereof, stage apparatus, and probe microscope

#68
20120300218
2012-11-29

Interference measurement device and measurement method

#69
20120300213
2012-11-29

Compound interferometer with monolithic measurement cavity

#70
20120274943
2012-11-01

Fizeau reference arm using a chirped fiber bragg grating

#71
20120243000
2012-09-27

SHAPE MEASUREMENT METHOD AND SHAPE MEASUREMENT APPARATUS

#72
20120242995
2012-09-27

PATTERN INSPECTION APPARATUS AND PATTERN INSPECTION METHOD

#73
20120188509
2012-07-26

Hybrid OCT scanning device

#74
20120170038
2012-07-05

Alignment Method for Inspecting a Mirror

#75
20120099115
2012-04-26

Interference objective lens unit and light-interference measuring apparatus using thereof

#76
20120099076
2012-04-26

Imaging apparatus and ophthalmic apparatus

#77
20120092677
2012-04-19

Image pickup apparatus and image pickup method using optical coherence tomography

#78
20120062901
2012-03-15

Imaging device and imaging method

#79
20120044455
2012-02-23

Optical imaging apparatus and method for imaging an optical image

#80
20110292395
2011-12-01

Interferometric sample measurement

#81
20110242487
2011-10-06

Optical tomographic imaging apparatus

#82
20110075151
2011-03-31

Interferometric defect detection and classification

#83
20110007323
2011-01-13

Equal-path interferometer

#84
20100321700
2010-12-23

Optical coherence tomographic imaging apparatus and optical coherence tomographic imaging method

#85
20090251702
2009-10-08

Stitching of near-nulled subaperture measurements

#86
20090219515
2009-09-03

Interferometic Measuring Device

#87
20090210971
2009-08-20

Displacement measurement method and apparatus thereof, stage apparatus, and probe microscope

#88
20080285043
2008-11-20

Apparatus and method for interferometric measurement of a sample

#89
20080278730
2008-11-13

METHODS AND SYSTEMS FOR DETERMINING OPTICAL PROPERTIS USING LOW COHERENCE INTERFERENCE SIGNALS

#90
20080246972
2008-10-09

Tomographic Imaging by an Interferometric Immersion Microscope

#91
20080117428
2008-05-22

Multi-axis interferometers and methods and systems using multi-axis interferometers

#92
20080062405
2008-03-13

Compensation of effects of atmospheric perturbations in optical metrology

#93
20080049234
2008-02-28

Colorimetric three-dimensional microscopy

#94
20080024767
2008-01-31

Imaging optical coherence tomography with dynamic coherent focus

#95
20080013078
2008-01-17

Optical mapping apparatus with optimized OCT configuration

#96
20070291276
2007-12-20

Device for determining the position of spaced-apart areas in transparent and/or diffuse objects

#97
20070086019
2007-04-19

Methods and systems for determining optical properties using low-coherence interference signals

#98
20070076223
2007-04-05

Optical Mapping Apparatus with Optimized OCT Configuration

#99
20070064239
2007-03-22

Optical tomographic imaging apparatus

#100
20070046949
2007-03-01

Coordinate measuring device

#101
20060262402
2006-11-23

Phase-compensated cube corner in laser interferometry

#102
20060244971
2006-11-02

Discrete quarter wave plates for displacement measuring interferometers

#103
20060232785
2006-10-19

Interferometers of high resolutions

#104
20060232784
2006-10-19

Interferometers of high resolutions

#105
20060187464
2006-08-24

Interferometry systems and methods of using interferometry systems

#106
20060171503
2006-08-03

Method to suppress artifacts in frequency-domain optical coherence tomography

#107
20060109476
2006-05-25

Bessel beam interferometer and measurement method

#108
20060087657
2006-04-27

Precompensation of polarization errors in heterodyne interferometry

#109
20060066874
2006-03-30

Light intensity ratio adjustment filter for an interferometer, interferometer, and light interference measurement method

#110
20060017933
2006-01-26

Heterodyne laser interferometer with porro prisms for measuring stage displacement

#111
20050264820
2005-12-01

Optical mapping apparatus with optimized OCT configuration

#112
20050259265
2005-11-24

Methods and systems for determining optical properties using low-coherence interference signals

#113
20050146727
2005-07-07

Multi-axis interferometers and methods and systems using multi-axis interferometers

#114
20050128589
2005-06-16

Phase-compensated cube corner in laser interferometry