ClassID:

174930

G02B27/52 - CPC Classification

Classification description:

Optical systems or apparatus not provided for by any of the groups -; Optics for phase object visualisation Phase contrast optics

Recent Application in this class:
#1
20250138296
2025-05-01

DIFFRACTIVE ALL-OPTICAL COMPUTING FOR QUANTITATIVE PHASE IMAGING

#2
20200271913
2020-08-27

Phase difference observation apparatus and cell treatment apparatus

#3
20190162647
2019-05-30

Method and system for enhanced single particle reflectance imaging

#4
20190056212
2019-02-21

Methods, systems and apparatus of interferometry for imaging and sensing

#5
20170351083
2017-12-07

Phase object visualization apparatus and phase object visualization method

#6
20170059845
2017-03-02

Partially coherent phase recovery

#7
20160259158
2016-09-08

POLARIZATION-INDEPENDENT DIFFERENTIAL INTERFERENCE CONTRAST OPTICAL ARRANGEMENT

#8
20150042780
2015-02-12

4F-BASED OPTICAL PHASE IMAGING SYSTEM

#9
20130094027
2013-04-18

Phase image acquisition device

#10
20130063729
2013-03-14

Phase image acquisition device

#11
20120250027
2012-10-04

Surface wave assisted structures and systems

#12
20120020461
2012-01-26

Achromatic phase-contrast imaging

#13
20110075254
2011-03-31

Surface wave enabled darkfield aperture

#14
20110032608
2011-02-10

Optical component and phase contrast microscope using optical component

#15
20100328503
2010-12-30

Imaging apparatus

#16
20100327175
2010-12-30

PHASE-CONTRAST IMAGING METHOD AND APPARATUS

#17
20100277785
2010-11-04

Electromagnetic beam converter

#18
20100245694
2010-09-30

Systems and methods of all-optical fourier phase contrast imaging using dye doped liquid crystals

#19
20100027739
2010-02-04

Phase-contrast x-ray imaging

#20
20090310206
2009-12-17

Light beam generation

#21
20090273853
2009-11-05

Film for Improving Contrast and Preventing Moire Pattern, PDP Filter and Display Device Comprising the Same

#22
20090109535
2009-04-30

Extended depth of field optical systems

#23
20090097110
2009-04-16

POLARIZED PHASE MICROSCOPY

#24
20090028198
2009-01-29

Beaconless adaptive optics system

#25
20080247050
2008-10-09

Microscope objective

#26
20080174869
2008-07-24

Extended depth of field optical systems

#27
20080174860
2008-07-24

Systems and methods of all-optical Fourier phase contrast imaging using dye doped liquid crystals

#28
20070268545
2007-11-22

Generation of a desired three-dimensional electromagnetic field

#29
20070247725
2007-10-25

Zoom lens systems with wavefront coding

#30
20070091427
2007-04-26

POLARIZED PHASE MICROSCOPY

#31
20070001105
2007-01-04

Wavefront coding interference contrast imaging systems

#32
20060285104
2006-12-21

Molecular imager

#33
20060227440
2006-10-12

Generation of a desired wavefront with a plurality of phase contrast filters

#34
20050219704
2005-10-06

Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion

#35
20050126505
2005-06-16

Optical method and system for rapid identification of multiple refractive index materials using multiscale texture and color invariants