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Match Document Document Title
9031112 Echelle diffraction grating and its manufacturing method, excimer laser and its manufacturing method  
A manufacturing method for an excimer laser that includes a reflective Echelle diffraction grating includes obtaining information of a wavelength of a light source, a blazed order, a repetitive...
8970956 On-chip diffraction grating prepared by crystallographic wet-etch  
Methods of forming microelectronic structures are described. Embodiments of those methods may include forming a photomask on a (110) silicon wafer substrate, wherein the photomask comprises a...
8965152 Waveguides  
A projection display 210 arranged to display an image to an observer 212 use waveguide techniques to generate a display defining a large exit pupil at the point of the observer 212 and a large...
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...
8885254 Laminated diffractive optical element and optical system  
The laminated diffractive optical element includes plural diffraction gratings 21, 22 and 23 laminated with each other, the respective diffraction gratings being formed of a same...
8873961 Echelle grating with cyclic free-spectral range  
An optical de-multiplexer (de-MUX) that includes an optical device that images and diffracts an optical signal using a reflective geometry is described, where a free spectral range (FSR) of the...
8804245 Stacked diffraction optical element including an optical element made of organic-inorganic composite resin material  
Provided are an organic-inorganic composite resin composition and an organic-inorganic composite resin material made of a cured product thereof, containing at least an organic compound having a...
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.
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...
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...
8634120 Apparatus for condensing light from multiple sources using Bragg gratings  
A color sequential illumination device including in series: first and second light sources; a condenser lens; and a grating device. The grating device includes at least one Bragg grating. The...
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...
8556416 Diffractive multifocal lens  
There is provided a diffractive multifocal lens, wherein a diffraction phase structure of a diffraction pattern has a structure expressed by the following formula:...
8506075 Ophthalmic lens with multiple phase plates  
An ophthalmic lens for providing a plurality of foci includes an optic having an anterior surface, a posterior surface, and an optical axis. The ophthalmic lens has a first region and a second...
8451539 Optical element having transmitting layers with respective blazed surfaces and Abbe numbers  
An optical element including: a first light transmitting layer having a first sawtooth blazed surface, the first light transmitting layer including a plurality of first light-transmitting slopes...
8441907 Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lights  
In an optical head device which performs recording/reading of data in/from a high-density optical disc using an objective lens with a large NA, a saw-tooth shape diffraction element is used for...
8441729 Optical arrangement, method of use, and method for determining a diffraction grating  
An optical arrangement includes a light source which emits coherent light of a wavelength λ, and a diffraction grating which has a multiplicity of diffraction structures which follow one another...
8441728 Diffractive lens and image pickup device using the same  
A diffractive lens 11 that includes: a lens base 18, which has a second surface 13 with first and second groups of diffraction grating portions 20 and 21; and a protective coating 17, which is...
8406111 Objective lens and optical pickup device  
Provided are an objective lens with enhanced transmittance and an optical pickup apparatus which can record and/or reproduce information properly for three kinds of discs with different recording...
8382281 Diffractive multifocal lens having radially varying light distribution  
The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter and/or improved...
8331027 Ultra-high density diffraction grating  
A diffraction grating structure having ultra-high density of grooves comprises an echellette substrate having periodically repeating recessed features, and a multi-layer stack of materials...
8295145 Optical pickup device and optical disc apparatus  
An optical pickup device divides signal light so as to detect the divided signal light. For example, a photodetector can include a region “A” and another region “B.” Among diffracted light...
8270080 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...
8254239 Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lights  
In an optical head device which performs recording or reading of data in/from a high-density optical disc using an objective lens with a large NA, a saw-tooth shape diffraction element is used for...
8233370 Objective lens, optical pickup and optical disc apparatus  
Provided is an objective lens used in an optical pickup that performs recording and/or reproducing of information signals on three different types of optical discs using different wavelengths. The...
8231219 Diffractive lens exhibiting enhanced optical performance  
The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter, improved light...
8218239 Light-diffusing grating  
The invention relates to a transparent substrate comprising at its surface a grating of lines of at least 200 light-diffusing elements, said elements being separated by domains with a different...
8213083 Wavelength selection filter, filter unit, light source device, optical apparatus, and refractive index sensor  
A wavelength selection filter selectively resonating and reflecting light of a given wavelength contained in incident light, includes a substrate having a rectangular waveform concave and convex...
8208361 Objective lens and optical pickup apparatus  
Provided is an optical pickup device which can properly record and/or reproduce information on and/or from three types of discs having different recording densities and is simple in configuration...
8157374 Ophthalmic lens with multiple phase plates  
An ophthalmic lens for providing a plurality of foci includes an optic having an anterior surface, a posterior surface, and an optical axis. The ophthalmic lens has a first region and a second...
8154802 Chromatic diffractive optical element corrector, optical system including the same and associated methods  
An optical element may include a substrate including a diffractive structure having multiple periods, at least one period of the multiple periods having multiple steps, heights of the multiple...
8116002 Grating device with adjusting layer  
A reflection grating device with a continuous non-reflecting dielectric adjusting layer disposed between a grating structure and one or more continuous reflecting layers is disclosed that operates...
8075980 Diffraction grating assisted self-cleaning material  
A self-cleaning material is generally described that may include a substrate having a first surface and a second surface. A self cleaning layer may be disposed on the first surface of the...
8064138 Dispersive element, diffraction grating, color display device, demultiplexer, and diffraction grating manufacture  
In a transmission grating as a dispersive element, diffraction efficiency is enhanced and manufacturing costs are considerably reduced. A dispersive element includes resin members for forming a...
8040606 Dispersive element, diffraction grating, color display device, demultiplexer, and diffraction grating manufacture  
In a transmission grating as a dispersive element, diffraction efficiency is enhanced and manufacturing costs are considerably reduced. A dispersive element includes resin members for forming a...
8040605 Dispersive element, diffraction grating, color display device, demultiplexer, and diffraction grating manufacture  
In a transmission grating as a dispersive element, diffraction efficiency is enhanced and manufacturing costs are considerably reduced. A dispersive element includes resin members for forming a...
8035896 Dispersive element, diffraction grating, color display device, demultiplexer, and diffraction grating manufacture  
In a transmission grating as a dispersive element, diffraction efficiency is enhanced and manufacturing costs are considerably reduced. A dispersive element includes resin members for forming a...
8035895 Dispersive element, diffraction grating, color display device, demultiplexer, and diffraction grating manufacture  
In a transmission grating as a dispersive element, diffraction efficiency is enhanced and manufacturing costs are considerably reduced. A dispersive element includes resin members for forming a...
8000001 Method of forming polymeric microarray support  
The invention comprises a polymeric microarray support (1) for an optical assay arrangement (2) comprising optical means (3, 4, 6) for detection of light emitted from the support. The microarray...
7986605 Optical pickup and optical disc apparatus using the same  
An optical pickup includes a light source emitting a light beam, an objective lens condensing the light beam emitted from the light source onto an optical disc, at least one divergent angle...
7984990 Ophthalmic lens with multiple phase plates  
An ophthalmic lens for providing a plurality of foci includes an optic having an anterior surface, a posterior surface, and an optical axis. The ophthalmic lens has a first region and a second...
7972004 System and method for uniform light generation  
A system and method for uniform light generation in projection display systems. An illumination source comprises a light source to produce colored light, and a scrolling optics unit optically...
7948680 Spectral beam combination using broad bandwidth lasers  
The present invention provides systems and methods for spectral beam combination by applying a spatial chirp to each of a plurality of input beamlets using a respective plurality of dispersive...
7947946 Optical system for mapping signal light onto a detector  
The invention relates to an optical system that particularly allows an improved detection of signal light propagating from a light source (1) through a flat glass substrate (11). SC-modes of this...
7922326 Ophthalmic lens with multiple phase plates  
An ophthalmic lens for providing a plurality of foci has an optic including an anterior surface, a posterior surface, and an optical axis. The ophthalmic lens further includes a central phase...
7911923 Complex objective lens, optical head, optical information apparatus, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server  
A complex objective lens composed of a hologram and an objective lens, capable of realizing stable and high-precision compatible reproducing/recording of a BD with a base thickness of about 0.1 mm...
7871162 Diffractive multifocal lens having radially varying light distribution  
The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter and/or improved...
7697137 Monolithic Offner spectrometer  
A monolithic Offner spectrometer is described herein as are various components like a diffraction grating and a slit all of which are manufactured by using a state-of-the-art diamond machining...
7692875 Optical pickup and optical disk device having this pickup  
An optical pickup according to the present invention includes a plurality of light sources for emitting a plurality of light beams including first and second light beams of respectively different...
7688511 Diffraction type light-condensing film and planar light source device using the same  
Provided are an easy-to-handle thin diffraction type light-condensing film exhibiting high light transmissivity and condensation ability, and a planar light source device using the film. A...

Matches 1 - 50 out of 292 1 2 3 4 5 6 >