ClassID:

174566

G02B17/0816 - CPC Classification

Classification description:

Systems with reflecting surfaces, with or without refracting elements; Catadioptric systems using two curved mirrors off-axis or unobscured systems in which not all of the mirrors share a common axis of rotational symmetry, e.g. at least one of the mirrors is warped, tilted or decentered with respect to the other elements

Recent Application in this class:
#1
20250291164
2025-09-18

Display with a Catadioptric Collimating Lens

#2
20250020932
2025-01-16

SYSTEMS, DEVICES, AND METHODS FOR INPUTTING LIGHT FROM A SCANNING LASER PROJECTOR INTO A WAVEGUIDE

#3
20250004266
2025-01-02

ON-MIRROR INTEGRATED ADAPTIVE OPTICS

#4
20240319485
2024-09-26

OPTICAL SYSTEM, IMAGE PROJECTION APPARATUS, AND IMAGING APPARATUS

#5
20230393414
2023-12-07

MEDIUM-FREE PROJECTION SYSTEM

#6
20230288615
2023-09-14

GRADIENT-INDEX FREEFORM HEAD MOUNTED DISPLAY AND HEAD-UP DISPLAY

#7
20230050692
2023-02-16

Directivity Backlight Display Device with Reflector Curvature Assisted Diffuser

#8
20230025437
2023-01-26

On-mirror integrated adaptive optics

#9
20220333913
2022-10-20

Optical unit and film thickness measurement device

#10
20220269077
2022-08-25

Systems, devices, and methods for inputting light from a scanning laser projector into a waveguide

#11
20220187596
2022-06-16

OPTICAL SYSTEM AND DISPLAY APPARATUS

#12
20220137406
2022-05-05

Virtual image display device and optical unit

#13
20210232034
2021-07-29

Projection system and projector that have a shorter projection distance

#14
20210141280
2021-05-13

Display system with augmented focal point

#15
20210055645
2021-02-25

Image display apparatus, projection optical system, and image display system

#16
20210033868
2021-02-04

Observation optical system and display apparatus

#17
20200319456
2020-10-08

Projection optical system and head-up display

#18
20200012083
2020-01-09

Reflective wide-angle lens

#19
20190227287
2019-07-25

Compact, lightweight optical imaging system having free-form surface and common optical axis direction

#20
20190079378
2019-03-14

Image projection device

#21
20180307053
2018-10-25

Broadband optical systems and methods

#22
20180039077
2018-02-08

Head-up display and moving body equipped with head-up display

#23
20170307863
2017-10-26

Catadioptric imaging systems for digital scanner

#24
20170127042
2017-05-04

3D image capture apparatus with depth of field extension

#25
20170075092
2017-03-16

Mobile terminal

#26
20160313258
2016-10-27

Inspection system having an expanded angular coverage

#27
20160306268
2016-10-20

Projection optical system

#28
20160274343
2016-09-22

CATADIOPTRIC PROJECTION OBJECTIVE

#29
20160103306
2016-04-14

Decentered optical system, image projection apparatus incorporating a decentered optical system, and imaging apparatus incorporating a decentered optical system

#30
20160091723
2016-03-31

Optical display apparatus, method, and applications

#31
20150346470
2015-12-03

Catadioptric photographic lens

#32
20150160544
2015-06-11

Projection apparatus

#33
20150146185
2015-05-28

Catadioptric imaging systems for digital scanner

#34
20150140263
2015-05-21

Optical element and optical device

#35
20140327971
2014-11-06

Night vision devices and methods

#36
20140211330
2014-07-31

Catadioptric imaging lens

#37
20140111787
2014-04-24

Immersion catadioptric projection objective having two intermediate images

#38
20130188034
2013-07-25

IR microscope with image field curvature compensation, in particular with additional illumination optimization

#39
20130107233
2013-05-02

Image displaying apparatus having plane mirror at conjugate to image displaying element

#40
20120250147
2012-10-04

Catadioptric projection objective

#41
20120162753
2012-06-28

Projection optical system and image projection device

#42
20120002273
2012-01-05

Catadioptric projection objective with pupil correction

#43
20110261444
2011-10-27

Catadioptric projection objective with mirror group

#44
20110211252
2011-09-01

Catadioptric projection objective

#45
20110199692
2011-08-18

Projection optical system and projection type image display device

#46
20110157709
2011-06-30

Visual display device

#47
20110038039
2011-02-17

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#48
20100265572
2010-10-21

Catadioptric projection objective

#49
20100231873
2010-09-16

Fixed-focus lens and apparatus integrating optical projection and image detection

#50
20100208364
2010-08-19

Projection optical system and projection type image display device

#51
20100118281
2010-05-13

Projection optical system

#52
20100103387
2010-04-29

Rear projection apparatus and method for a rear projection apparatus

#53
20100097581
2010-04-22

Projection optical system

#54
20100039625
2010-02-18

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#55
20100020390
2010-01-28

CATADIOPTRIC PROJECTION OBJECTIVE WITH PUPIL CORRECTION

#56
20100014153
2010-01-21

Catadioptric projection objective

#57
20090237621
2009-09-24

Projection image display apparatus and projection optical unit to be used therein

#58
20090231690
2009-09-17

Projection optical system and projection-type image display apparatus

#59
20090190208
2009-07-30

Catadioptric projection objective

#60
20090168031
2009-07-02

Oblique projection optical system

#61
20090021703
2009-01-22

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#62
20090015910
2009-01-15

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#63
20090015801
2009-01-15

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#64
20080304019
2008-12-11

PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION OPTICAL SYSTEM, MAGNIFICATION PROJECTION APPARATUS, AND IMAGE PROJECTION APPARATUS

#65
20080259308
2008-10-23

PROJECTION OBJECTIVE FOR MICROLITHOGRAPHY

#66
20080213703
2008-09-04

Imaging system with mirror group

#67
20080002265
2008-01-03

Catadioptric projection objective

#68
20070236674
2007-10-11

Catadioptric projection objective

#69
20070184368
2007-08-09

Projection optical system and projection-type image display apparatus

#70
20070165192
2007-07-19

Reduced field angle projection display system

#71
20070036537
2007-02-15

Thinner mobile camera optical lens system and image forming method using the same

#72
20070035823
2007-02-15

Compact photographing device

#73
20070024821
2007-02-01

Cabinet-surface-mounted projection lens and methods

#74
20070008634
2007-01-11

Image system and miniature deformable mirror thereof

#75
20060245070
2006-11-02

Common aperture vision system

#76
20060198029
2006-09-07

Microlithography projection objective and projection exposure apparatus

#77
20060187563
2006-08-24

Variable mirror, optical apparatus and decentered optical system which include variable mirror, variable-optical characteristic optical element or combination thereof

#78
20060152821
2006-07-13

Decentering optical system and optical system using the same

#79
20060126032
2006-06-15

Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus

#80
20060092385
2006-05-04

Projection image display apparatus and projection optical unit to be used therein

#81
20060072215
2006-04-06

Image display unit and projection optical system

#82
20050254107
2005-11-17

Observation optical system

#83
20050225873
2005-10-13

Zoom optical system, and electronic equipment incorporating the same

#84
20050157409
2005-07-21

Variable-optical-property element

#85
20050083591
2005-04-21

Optical prism, display element support and optical assembly using the same

#86
20050046952
2005-03-03

Image pickup optical system and optical apparatus using the same

#87
20050018321
2005-01-27

Eccentric optical system and optical apparatus using same

#88
20050013021
2005-01-20

Decentered optical system, light transmitting device, light receiving device, and optical system

#89
20050013006
2005-01-20

Portable image display