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Class Information
Number: 359/204.1
Name: Optical: systems and elements >
Description:


Sub-classes under this class:

Class Number Class Name Patents
359/1 Holographic system or element 405
359/107 Optical computing without diffraction 186
359/196 Deflection using a moving element or medium (offsetting or changing at least a portion of the beam) 486
359/227 Light control by opaque element or medium movable in or through light path 167
359/237 Optical modulator 467
359/325 Optical demodulator 51
359/326 Optical frequency converter 742
359/333 Optical amplifier 398
359/350 Having significant infrared or ultraviolet property 507
359/362 Compound lens system 147
359/436 Scale or indicia reading 38
359/443 Projection screen 365
359/462 Stereoscopic 402
359/478 Relief illusion 107
359/480 Binocular devices 101
359/483 Polarization without modulation 245
359/503 Extended spacing structure for optical elements 86
359/507 Protection from moisture or foreign particle 246
359/515 Signal reflector 127
359/554 Image stabilization 273
359/558 Diffraction 256
359/577 Light interference 235
359/591 Building interior illumination with reflected, refracted or predetermined angle of entrance of outside light 81
359/599 Diffusing of incident light 477
359/600 Barrel end eye guard (e.g., shield or cushion, etc.) 58
359/601 Glare or unwanted light reduction 498
359/615 Light dispersion 168
359/616 Kaleidoscope 65
359/618 Single channel simultaneously to or from plural channels (e.g., light dividing, combining, or plural image forming, etc.) 755
359/641 Collimating of light beam 301
359/642 Lens 481
359/831 Prism (including mount) 357
359/838 Mirror 298
359/885 Absorption filter 515
359/893 Screen (e.g., halftone screen, etc.) 59
359/894 Optical aperture or tube, or transparent closure 313
359/896 Miscellaneous 244
359/900 Methods 1,836
359/901 Acoustic holography 19
359/902 Holographic interferometer 15
359/903 With magnet 28


Patents under this class:

Patent Number Title Of Patent Date Issued
7623280 Optical scanning device and image forming apparatus Nov. 24, 2009
7619799 Light scanning device and image forming apparatus using the same Nov. 17, 2009
7619800 Laser scanning unit and image forming apparatus Nov. 17, 2009
7612928 Optical scanning apparatus, image forming apparatus using the same and method of regulating the optical scanning apparatus Nov. 3, 2009
7609427 Image display apparatus and image display method Oct. 27, 2009
7602540 Optical deflector, optical scanner, and image forming apparatus Oct. 13, 2009
7599105 Optical scanning device and image forming apparatus wherein the position of the rotational axis of the oscillating mirror is fixed in the plane orthogonal to the torsion beam such that the rot Oct. 6, 2009
7593151 Display unit and scanning method therefor Sep. 22, 2009
7589826 Laser scanner Sep. 15, 2009
7589878 Optical scanning device and image forming apparatus Sep. 15, 2009
7561318 Optical scanning apparatus and image forming apparatus Jul. 14, 2009
7554709 Optical scanning apparatus and image forming apparatus employing this apparatus Jun. 30, 2009
7548361 Image forming apparatus Jun. 16, 2009
7538924 Optical scanner and image forming apparatus including a light shielding device disposed between light beams that fall on the deflecting unit and light beams that are deflected from the deflect May. 26, 2009
7511868 Multi-beam luminous source apparatus, an optical scanning apparatus, and an image formation apparatus Mar. 31, 2009
7495813 Optical scanning device and image forming apparatus Feb. 24, 2009



 
 
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