Patents-Review.com
ClassID:

166288 ⎘

G01J2009/0211 - CPC Classification

Classification description:

Measuring optical phase difference ; Determining degree of coherence; Measuring optical wavelength by interferometric methods for measuring coherence

Recent Application in this class:
#1
20250291167
2025-09-18

QUANTITATIVE PHASE IMAGE GENERATING METHOD, QUANTITATIVE PHASE IMAGE GENERATING DEVICE, AND PROGRAM

 #2
20250198850
2025-06-19

Optical Polarization Diversity Receiver

 #3
20250035490
2025-01-30

DISPERSION MEASUREMENT DEVICE AND METHOD BASED ON FRANSON SECOND-ORDER QUANTUM INTERFERENCE TECHNOLOGY

 #4
20240004176
2024-01-04

QUANTITATIVE PHASE IMAGE GENERATING METHOD, QUANTITATIVE PHASE IMAGE GENERATING DEVICE, AND PROGRAM

 #5
20230352899
2023-11-02

System and Method for Gradient Interferometrically Locked Laser Source

 #6
20210278283
2021-09-09

Method for measuring complex degree of coherence of random optical field by using mutual intensity-intensity correlation

 #7
20210239998
2021-08-05

Reducing speckle in an excimer light source

 #8
20200278257
2020-09-03

Wavefront sensor and method of using it

 #9
20200271910
2020-08-27

Quantitative phase image generating method, quantitative phase image generating device, and program

 #10
20200182701
2020-06-11

APPARATUS FOR MEASURE OF COHERENCE OF LIGHT SOURCE FOR HOLOGRAPHIC DISPLAY AND METHOD THEREOF

 #11
20190324286
2019-10-24

Reducing speckle in an excimer light source

 #12
20190173587
2019-06-06

Wavefront shaping with coherent optical sensing

 #13
20180203248
2018-07-19

Reducing speckle in an excimer light source

 #14
20160252392
2016-09-01

PHASE STEP DIFFRACTOMETER

 #15
20120160993
2012-06-28

System and method for analyzing light by three-photon counting

 #16
20050219550
2005-10-06

Apparatus for optical system coherence testing