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9019255 Polarizer film, and organic light emitting display apparatus providing the same  
An organic light emitting display apparatus includes a polarizer film arranged on a substrate or an encapsulation substrate that faces an image realized by a display unit, wherein the polarizer...
9007686 Diffractive element with a high degree of wavefront flatness  
The present invention relates to the creation of a diffractive element that has a high degree of wavefront flatness. The diffractive element has a flat functional substrate with a first side,...
9007669 Security element and method for producing the same  
The present invention relates to a security element (12) for protecting valuable articles, having a thin-film element (30) that has a color-shift effect and that includes an absorber layer (36)...
8941923 Diffractive optical element, optical system, and optical apparatus  
A diffractive optical element includes a first diffraction grating and a second diffraction grating which are made of materials different from each other and are stacked in an optical axis...
8934171 Planar optical system for wide field-of-view polychromatic imaging  
A planar optical system for wide field-of-view polychromatic imaging includes a planar waveguide including two plane parallel faces, an entry coupler including a first diffraction grating, and an...
8928978 Film element  
The invention concerns a film element having a replication layer (43), wherein an optically active surface structure (27) is shaped in a first surface of the replication layer. The surface...
8908824 Imaging apparatus  
An imaging apparatus includes, a diffraction grating that diffracts an electromagnetic wave emitted from an electromagnetic wave source, a shield grating including a shield portion that prevents...
8902514 Diffractive lens  
A diffractive lens according to the present invention has the function of focusing light. The diffractive lens has a side on which a diffraction grating is arranged on either an aspheric surface...
8902504 Diffractive optical element having a reflective member disposed between different grating wall surfaces thereof, and optical system and optical apparatus having the diffractive optical element  
A diffractive optical element used as a lens of an optical system includes a first diffractive grating that includes a first grating surface and a first grating wall surface, a reflective member...
8894216 Active mask projector providing diffracted light with animation and non-random patterns  
A projector for projecting diffracted light in a selectable pattern and/or animation on a display surface. The apparatus includes a light source providing one or more beams of coherent light from...
8870383 Incoherence device and optical apparatus using same  
An optical member includes: a total reflection mirror including a reflection surface for reflecting a laser beam; a filter including a partially transmissive surface for passing therethrough a...
8854732 Light-guiding substrate and optical system provided with same  
Provided is a light-guiding substrate that can propagate light, which has been emitted by means of a light emitting device, in a confined state with an efficiency as high as possible. An optical...
8842363 Dynamically varying an optical characteristic of light by a sub-wavelength grating  
An apparatus for dynamically varying an optical characteristic of a light beam includes an optical element configured to receive a beam of light. The optical element includes at least one...
8811823 Dynamic optical devices  
The invention provides an optical device, including a light-transmissive substrate, and a pair of different, parallel gratings including a first grating and second grating, located on the...
8804244 Method for manufacturing diffraction grating  
A method for manufacturing a diffraction grating comprises below steps. Firstly providing a substrate which having a first surface and a second surface opposite to the first surface. Then...
8792168 Optical system including diffractive grating and optical apparatus  
The optical system includes plural lens groups, a negative lens included in one lens group among the plural lens groups and formed of a first medium, a diffractive grating formed on at least one...
8792169 Optical diffraction gratings and methods for manufacturing same  
Described herein are diffraction gratings and methods for the manufacture thereof. One method comprises applying a force to a substrate to strain the substrate, disposing a thin film on at least a...
8773743 Optically variable security device and method  
A security device comprising at least first and second superposed optically variable effect generating structures (3-5, 31-51), each having a surface relief microstructure, the second optically...
8765360 Optical films and methods of making the same  
Films for optical use, articles containing such films, methods for making such films, and systems that utilize such films, are disclosed.
8755117 Method of manufacturing a diffraction lens other than an aphakic intraocular lens  
A novel manufacturing method for a diffraction lens, whereby aperture and eccentricity effects can be suppressed and any multi-focusing effect can also be obtained in a more stable manner. A...
8754936 Three dimensional shape measurement apparatus  
A three dimensional shape measurement apparatus includes an illumination section and a grating transfer unit. The illumination section includes a light source unit generating a light and a grating...
8743460 Diffractive optical element and method for manufacturing same  
An element includes a first resin layer and a second resin layer disposed between a first glass lens substrate and a second glass lens substrate, a boundary surface between the first resin layer...
8743442 Image display device  
An image display device includes an image forming device, collimating optical system, and optical device, with the optical device including a light guide plate, first diffraction grating member...
8728719 Diffractive laser beam homogenizer including a photo-active material and method of fabricating the same  
A method of manufacturing a plurality of diffractive optical elements includes providing a partially transmissive slide, providing a first piece of PTR glass, and directing first UV radiation...
8724187 Collimator lens, optical scanning device and image forming apparatus using same  
In a collimator lens, in a case where divergent light emitted from a position P1 at a distance S1 from a second face enters the second face and imaging is performed at a position P2 at a distance...
8717676 Light outcoupling structure for a lighting device  
A diffractive light outcoupling unit for forming a part of a directive light outcoupling system of a lighting device including a plurality of diffractive outcoupling units. The diffractive light...
8710427 Sensor chip, sensor cartridge, and analysis apparatus  
A sensor chip includes: a substrate that has a planar portion; and a diffraction grating, on which a target substance is placed, that includes a plurality of first protrusions periodically...
8682120 Polarization-independent grating optical coupler  
An optical device comprising a planar waveguide located on a planar substrate, the planar waveguide including a light-transmissive layer and an optical grating coupler being located along the...
8675279 Grating structure for dividing light  
A grating structure and a solar cell assembly. In one aspect, the grating structure suppresses the zero order transmission to near 0%. In another aspect, the solar cell assembly has improved...
8649096 Fine grating and mold therefor  
This invention provides a mold with which a two-dimensional subwavelength grating can be produced with a higher percentage transfer by injection molding and a two-dimensional subwavelength grating...
8629855 Multimode apparatus and method for making same  
An apparatus operable in touch-input mode and scanning mode uses a light guide and a camera to look through a slanted facet at one corner of the light guide. The light guide has an upper surface...
8630039 Optical designs for zero order reduction  
Apparatus for projecting a pattern includes a first diffractive optical element (DOE) configured to diffract an input beam so as to generate a first diffraction pattern on a first region of a...
8618563 Light emitting device with vertically adjustable light emitting pattern  
A light emitting device including a light emitting structure including a first conductive type semiconductor layer, an active layer, and a second conductive type semiconductor layer; a first...
8619362 Multifocal diffractive ophthalmic lens with multifocal base surface  
A multifocal ophthalmic lens includes a lens element having an anterior surface and a posterior surface, a refractive zone, or base surface having produced multifocal powers disposed on one of the...
8614852 Elongated microparticles having an optically detectable code configured to at least one of reflect or filter light  
An encoded microparticle including an optical substrate including a material that permits light to propagate therethrough. The optical substrate has an elongated body that extends in a direction...
8605358 Diffractive optical element, optical system, and optical apparatus  
A diffractive optical element includes a first diffractive grating including a first grating surface and a first grating wall surface, a light shielding member disposed on the first grating wall...
8599484 Diffractive optical element and measuring device  
To provide a diffractive optical element and a measuring device capable of generating light spots of dispersive type. The problem is resolved by providing a diffractive optical element having...
8593562 Optical aliasing filter, pixel sensor arrangement and digital recording device  
A refraction at a suitably structured surface for example with an arrangement of the same between image plane and mapping optics is used to realize on the one hand a desired aliasing filtering or...
8593733 Diffractive optical elements and applications thereof  
A fanout diffractive optical element having a discrete periodic surface relief structure having a 2-dimensional (x,y) shape is described. The surface relief structure can include a first lobe and...
8582115 Tunable and switchable multilayer optical devices  
A multilayer optical device includes an arrangement, on a substrate, of a first layer, a second layer, and a space therebetween. The second layer is a thin-film. The arrangement of the first and...
8570509 Spectrometry apparatus, detection apparatus, and method for manufacturing spectrometry apparatus  
A spectrometry apparatus includes a transmissive diffraction grating that transmits incident light. The transmissive diffraction grating has inclined surfaces made of a first dielectric material....
8559110 Optical device  
Provided is an optical device that includes a substrate, a plurality of pillars arrayed on the surface of the substrate at intervals of a pitch that is equal to or less than the wavelength of...
8553220 Optical device and analyzing apparatus  
An optical device includes a projection group in which electrically conductive projections are arranged along a direction parallel to a virtual plane. The arrangement period of the projections in...
8553330 Cylindrical lens with refractive optical element and diffractive optical element  
A cylindrical lens having a refractive optical element and a diffractive optical element is used in order to provide a cylindrical lens that can preferably be fabricated cost effectively and...
8553331 Selective diffractive optical element and a system including the same  
A selective diffractive optical element includes a first diffractive region having a first design on a first surface of a substrate, and a second diffractive region having a second design on the...
8548290 Dynamic apertured waveguide for near-eye display  
A near-eye display of a type having an image generator for generating a succession of angularly related beams and waveguide for propagating the angularly related beams to an eyebox within which a...
8547640 Grating comprising sub-gratings with light-diffusing patterns  
A transparent substrate including at its surface a grating of parallel lines of patterns separated by zones with a refractive index different from that of the patterns, the grating diffusing light...
8537466 High dispersion diffraction grating including multiple holographic optical elements  
A multi-element diffraction grating is disclosed. The multi-element diffraction grating may be configured to diffract incident radiation with high dispersion using at least two holographic optical...
8520304 Diffractive optical element and optical system including the same  
A diffractive optical element includes a diffraction grating portion including a first diffraction grating and a second diffraction grating, the first diffraction grating and the second...
8508847 Diffractive optical element and optical device  
In a diffractive optical element, first and second optical members are stacked, and a diffraction grating is formed at an interface between the first and second optical members. In the diffractive...