ClassID:

174923

G02B27/4283 - CPC Classification

Classification description:

Optical systems or apparatus not provided for by any of the groups -; Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element with major temperature dependent properties

Recent Application in this class:
#1
20170307165
2017-10-26

Lighting apparatus for vehicles

#2
20140368916
2014-12-18

Dispersive device having beam expanding optical system and dispersive element and wavelength selective switch having dispersive device

#3
20110228368
2011-09-22

Optical scanning device, optical writing device, and image forming apparatus

#4
20110194396
2011-08-11

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#5
20110164296
2011-07-07

Optical beam scanning device, image forming apparatus

#6
20100322060
2010-12-23

Objective lens, optical pickup and optical disc apparatus

#7
20100284262
2010-11-11

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#8
20100259808
2010-10-14

Optical beam scanning device, image forming apparatus

#9
20100252942
2010-10-07

Diffractive optical element and optical system using the same

#10
20100177195
2010-07-15

Infrared camera and method for observing a scene

#11
20100165068
2010-07-01

OPTICAL BEAM SCANNING APPARATUS AND IMAGE FORMING APPARATUS

#12
20100134889
2010-06-03

DIFFRACTIVE OPTICAL ELEMENT, OPTICAL SYSTEM AND OPTICAL APPARATUS

#13
20100128592
2010-05-27

Objective lens for optical pickup device, and optical pickup device

#14
20100054108
2010-03-04

Objective lens for optical pickup device, optical pickup device and optical information recording/reproducing apparatus

#15
20090214261
2009-08-27

Optical scanning device and image forming apparatus

#16
20090059333
2009-03-05

Optical scanning apparatus, and image forming apparatus

#17
20090015933
2009-01-15

Projection lens system

#18
20090015898
2009-01-15

Optical beam scanning apparatus and image forming apparatus

#19
20090009843
2009-01-08

Optical beam scanning device restraining beam position error due to temperature change with diffraction grating and image forming apparatus using the same

#20
20090009731
2009-01-08

Optical beam scanning device, image forming apparatus

#21
20090002850
2009-01-01

Color image readout lens and color image readout apparatus

#22
20090002792
2009-01-01

Optical scanning device and image forming apparatus

#23
20080297873
2008-12-04

Optical beam scanning device, optical beam scanning method

#24
20080297872
2008-12-04

Optical beam scanning device, optical beam scanning method

#25
20080247021
2008-10-09

Optical scanning device and image forming apparatus

#26
20080239493
2008-10-02

Diffractive optical element and optical system using the same

#27
20080239437
2008-10-02

Optical beam scanning apparatus and image forming apparatus

#28
20080198465
2008-08-21

Optical pickup device and optical disk device

#29
20080068689
2008-03-20

Diffractive-optical element, scanning optical system, optical scanner, and image forming apparatus

#30
20070253048
2007-11-01

Optical scanning device, optical writing device, and image forming apparatus

#31
20070211609
2007-09-13

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#32
20070211608
2007-09-13

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#33
20070211607
2007-09-13

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#34
20070211606
2007-09-13

Optical pickup apparatus, objective optical element and optical information recording reproducing apparatus

#35
20070211324
2007-09-13

Optical scanning device and image forming apparatus

#36
20070097523
2007-05-03

Single lens element, light source device and scanning optical device

#37
20070097492
2007-05-03

Method for manufacturing mold

#38
20060289731
2006-12-28

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME

#39
20060159396
2006-07-20

Thermally stabile GRISMs

#40
20060092492
2006-05-04

Optical scanning apparatus and method for adjusting the same

#41
20060091306
2006-05-04

Light scanning apparatus and image forming apparatus using the same

#42
20060077500
2006-04-13

Optical scanning device with at least one resin lens for controlling a beam waist position shift

#43
20060056062
2006-03-16

Optical system for laser riflescope

#44
20050270958
2005-12-08

Objective lens and optical pickup apparatus

#45
20050254399
2005-11-17

Object lens for optical pickup device, optical pickup device and optical information recording/reproducing device

#46
20050179771
2005-08-18

Optical scanning device and image forming apparatus

#47
20050045814
2005-03-03

Optical scanning device and image forming apparatus using the same

#48
13947053
2016-04-12

Thermally compensated optical diffraction gratings