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Class Information
Number: 359/566
Name: Optical: systems and elements > Diffraction > From grating
Description: Subject matter wherein diffraction occurs at an optical element having a series of very close lines or fine slits.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623307 |
Imaging lens |
Nov. 24, 2009 |
| 7612940 |
Diffractive optical element and method of fabricating diffractive optical element |
Nov. 3, 2009 |
| 7612930 |
Optical processing |
Nov. 3, 2009 |
| 7609963 |
Apparatus to produce spectrums |
Oct. 27, 2009 |
| 7589896 |
Optical pulse-width modifier structure |
Sep. 15, 2009 |
| 7586684 |
Solute characterization by optoelectronkinetic potentiometry in an inclined array of optical traps |
Sep. 8, 2009 |
| 7585546 |
Surface passivation and sealing of micro-optics devices for improved performance in harsh environments |
Sep. 8, 2009 |
| 7583428 |
Transmissive active grating device |
Sep. 1, 2009 |
| 7580187 |
Diffractive optical element and optical low-pass filter utilizing the same |
Aug. 25, 2009 |
| 7576926 |
Spill light removing device |
Aug. 18, 2009 |
| 7573019 |
Light detecting apparatus, illumination optical apparatus, exposure apparatus and exposure method |
Aug. 11, 2009 |
| 7573638 |
Diffractive optical element and method of its formation |
Aug. 11, 2009 |
| 7570427 |
Geometrical phase optical elements with space-variant subwavelength gratings |
Aug. 4, 2009 |
| 7561333 |
Method for manufacturing mold |
Jul. 14, 2009 |
| 7554733 |
Diffractive optical element and method for manufacturing same |
Jun. 30, 2009 |
| 7553025 |
Projection type image display apparatus, and optical unit and polarization splitting unit each used for the apparatus |
Jun. 30, 2009 |
| 7538945 |
Optical path changing module |
May. 26, 2009 |
| 7535641 |
Optically variable element comprising a partial transparent element |
May. 19, 2009 |
| 7530701 |
Photographic flashlight |
May. 12, 2009 |
| 7519247 |
Wavelength selective optical switch |
Apr. 14, 2009 |
| 7499612 |
Multimode planar waveguide spectral filter |
Mar. 3, 2009 |
| 7499216 |
Wide field-of-view binocular device |
Mar. 3, 2009 |
| 7495814 |
Raster scanning-type display device using diffractive optical modulator |
Feb. 24, 2009 |
| 7483604 |
Diffractive grating element for balancing diffraction efficiency |
Jan. 27, 2009 |
| 7466487 |
Light diffraction method and diffraction device, diffraction grating used for them, and position encoder device |
Dec. 16, 2008 |
| 7463799 |
Temperature compensation of Bragg reflection gratings |
Dec. 9, 2008 |
| 7463568 |
Objective optical element and optical pickup apparatus |
Dec. 9, 2008 |
| 7453643 |
Blazed diffractive optical element and projection objective for a microlithographic projection exposure apparatus |
Nov. 18, 2008 |
| 7449679 |
System and method for manipulating and processing materials using holographic optical trapping |
Nov. 11, 2008 |
| 7444049 |
Pulse stretcher and compressor including a multi-pass Bragg grating |
Oct. 28, 2008 |
| 7443587 |
DOE-based systems and devices for producing laser beams having modified beam characteristics |
Oct. 28, 2008 |
| 7440174 |
Coherent fiber diffractive optical element beam combiner |
Oct. 21, 2008 |
| 7440188 |
Diffractive optical element |
Oct. 21, 2008 |
| 7433123 |
Optical identification element having non-waveguide photosensitive substrate with diffraction grating therein |
Oct. 7, 2008 |
| 7433124 |
Illumination system to eliminate laser speckle and a single-panel projection system employing the same |
Oct. 7, 2008 |
| 7433290 |
Complex objective lens, optical head, optical information apparatus, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server |
Oct. 7, 2008 |
| 7430076 |
Diffraction element |
Sep. 30, 2008 |
| 7428100 |
Wide-angle beam steering system |
Sep. 23, 2008 |
| 7420733 |
Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects |
Sep. 2, 2008 |
| 7418170 |
Optical device and virtual image display device |
Aug. 26, 2008 |
| 7411181 |
System and method for manipulating and processing materials using holographic optical trapping |
Aug. 12, 2008 |
| 7405879 |
Optically variable element having a variable distance-layer thickness |
Jul. 29, 2008 |
| 7400449 |
System and method for reduction of image artifacts for laser projectors |
Jul. 15, 2008 |
| 7387413 |
Lighting apparatus, lens and method of making the lens |
Jun. 17, 2008 |
| 7388694 |
Method, program and system for image drawing |
Jun. 17, 2008 |
| 7376305 |
Echelle gratings with low Polarization Dependent Loss (PDL) using metal coating on the reflecting facets only |
May. 20, 2008 |
| 7375890 |
Method of manufacturing of a diffraction grating-based optical identification element |
May. 20, 2008 |
| 7375868 |
Image scanning apparatus |
May. 20, 2008 |
| 7372607 |
Apparatus for reducing drops in a transmission spectrum due to inter-pixel gaps |
May. 13, 2008 |
| 7359051 |
Multiple-wavelength spectroscopic apparatus |
Apr. 15, 2008 |
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