ClassID:

174875

G02B27/147 - CPC Classification

Classification description:

Optical systems or apparatus not provided for by any of the groups -; Beam splitting or combining systems operating by reflection only using averaging effects by spatially variable reflectivity on a microscopic level, e.g. polka dots, chequered or discontinuous patterns, or rapidly moving surfaces

Recent Application in this class:
#1
20260133417
2026-05-14

MOTORIZED CORRECTION COLLAR SYSTEM, METHOD OF CORRECTION COLLAR CALIBRATION PERFORMED BY MOTORIZED CORRECTION COLLAR SYSTEM, AND COMPUTER READABLE MEDIUM

#2
20240061245
2024-02-22

OPTICAL COMBINER APPARATUS

#3
20230296882
2023-09-21

MOTORIZED CORRECTION COLLAR SYSTEM, METHOD OF CORRECTION COLLAR CALIBRATION PERFORMED BY MOTORIZED CORRECTION COLLAR SYSTEM, AND COMPUTER READABLE MEDIUM

#4
20200278553
2020-09-03

Optical combiner apparatus

#5
20200233218
2020-07-23

Optical combiner apparatus

#6
20200061740
2020-02-27

Laser light irradiating device

#7
20190310539
2019-10-10

Illumination apparatus provided with two laser light source units arranged to oppose each other

#8
20190107727
2019-04-11

Nano-structured non-polarizing beamsplitter

#9
20180017830
2018-01-18

Second surface transflector for electro-optic device

#10
20180011322
2018-01-11

Optical combiner apparatus

#11
20160327689
2016-11-10

Optical effect coating

#12
20160063326
2016-03-03

ILLUMINATION IMAGING DEVICE AND GAZE DETECTING APPARATUS

#13
20120154766
2012-06-21

Projection system having light sources selectively driven in response to an operation mode

#14
20110286212
2011-11-24

ILLUMINATION DEVICE

#15
20110279779
2011-11-17

Etendue maintaining polarization switching system and related methods

#16
20110157558
2011-06-30

BEAM SPLITTING APPARATUS

#17
20110141570
2011-06-16

Direct and indirect light diffusing devices and methods

#18
20100103519
2010-04-29

Etendue maintaining polarization switching system and related methods

#19
20100085544
2010-04-08

Illuminating device, image display device, and mirror unit

#20
20100039694
2010-02-18

Spatial light modulator (SLM)-based optical attenuator

#21
20070035852
2007-02-15

Imaging optics with wavelength dependent aperture stop

#22
20060152931
2006-07-13

Uniform illumination system

#23
20060023172
2006-02-02

Illuminating device and projection type video display

#24
20050213045
2005-09-29

Projection type video display unit and illuminating device

#25
20050018324
2005-01-27

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