| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 359019000 | Lens | 16 |
| 20080316558 | Method for Transferring a Micron Pattern on an Optical Pattern and the Thus Obtained Optical Pattern - A pattern (P) is transferred onto an optical article ( | 12-25-2008 |
| 20090174918 | ELECTRICALLY-CONTROLLED, VARIABLE FOCAL LENGTH H-PDLC OPTICAL IMAGING APPARATUS AND METHOD - An optical imaging apparatus having a variable focal length is disclosed. A plurality of holographic polymer dispersed liquid crystal (“H-PDLC”) lenses are arranged in a stack, each lens having a unique focal length. A controller is configured to program a plurality of voltages applied to the plurality of H-PDLC lenses to achieve a plurality of focal lengths, the plurality of focal lengths higher than the plurality of H-PDLC lenses. | 07-09-2009 |
| 20100328743 | OPTICAL SYSTEM - An optical system comprising a substrate and disposed on said substrate a replica layer, characterised in that a functionality selected from the group consisting of grating, volume Bragg grating, holographic, diffractive, non-periodic structure, optical polarizer, micro lens and gradient index lens is incorporated in the substrate. The object of the present invention is therefore to provide an optical system in which elements which previously played a passive part are given an active role in order to thus realise desired properties of the optical system. | 12-30-2010 |
| 20110199662 | FOCUSING ELEMENT, FOCUSING ELEMENT ARRAY, EXPOSURE DEVICE AND IMAGE FORMING DEVICE - There is provided a focusing element including: a light-generating element that generates light in a pre-specified wavelength range and emits diffuse light; and a hologram element in a recording layer disposed at a light emission side of the light-generating element, the hologram element being recorded by wavelength multiplexing with light of plural wavelengths selected from the wavelength range of the light-generating element, and the hologram element being illuminated with the diffuse light from the light-generating element and emitting diffracted light that converses at a pre-specified focusing point. | 08-18-2011 |
| 20110216385 | Holographic Bubble Generating System - An optical effect bubble generating system comprises an optical effect viewing device comprising one or more desired heliographic images. The optical effect viewing device can be eyeglasses having lenses containing the holographic images. The lenses can be interchangeable to provide different holographic images. The system includes a bubble generating device that can be manually- or automatically-operated. The system operates to provide the optical effect of imposing the desired holographic image onto one or more bubbles when the bubbles are generated in a naturally- or artificially-lit environment, and the one or more bubbles viewed by a user through the optical effect viewing device. | 09-08-2011 |
| 20110242631 | Method and Composition for Producing Optical Elements Having a Gradient Structure - A composition for producing optical elements having a gradient structure, particularly for holographic applications, is formed by a refractive index gradient. The composition is produced from one or more polymerizable and/or polycondensable monomers and at least one biological polymer. A potential difference is generated for the directed diffusion of the monomers by inducing a local polymerization or polycondensation. The result is the formation of a refractive index gradient. | 10-06-2011 |
| 20110286064 | OPHTHALMIC DEVICE COMPRISING A HOLOGRAPHIC SENSOR - An ophthalmic device which comprises a holographic element comprising a medium comprising a phenylboronic acid group and, disposed therein, a hologram, wherein an optical characteristic of the element changes as a result of a variation of a physical property of the medium, and wherein the variation arises as a result of interaction between the medium and an analyte present in an ocular fluid. | 11-24-2011 |
| 20120092736 | SPECTRUM VIEWING DEVICE AND METHOD - A capsule includes a bottom portion for holding a liquid used for making bubbles, and a separate top portion. The top portion can be used to blow bubbles, where the bubble, after at least partially air drying, can be formulated to rest on a surface. The top portion also includes an aperture that houses a hologram lens. After a bubble is blown and at least partially immobilized on a surface, the top portion is placed in an optimal viewing position near the bubble. Viewing of the bubble through the lens of the top portion separates the light reflected off the bubble into a spectrum. The top portion and the bottom portion of the capsule can temporarily be attached to one another by forming a seal, by being temporarily affixed into one another. The top portion and bottom portion of the capsule can also be at least partially separated from each other. | 04-19-2012 |
| 20130100512 | ONE-DIMENSIONAL SCANNING DISPLAYER FOR PROJECTING IMAGE ONTO PUPILS - A one-dimensional scanning displayer for projecting image onto pupils includes a one-dimensional scanning displayer, a critical optics device. The one-dimensional scanning displayer further comprises a light source, a displayer, a mechanical one-dimensional scanner, a lens set and a light splitter. The light source emits light beams through a light guide element. The light guide element unambiguously projects a receiving image onto the displayer via the light splitter. A mapping image on the displayer transmits through the lens set to reach to the mechanical one-dimensional scanner. The mechanical one-dimensional scanner reflects the mapping image to a critical optics device. The critical optics device transforms the mapping image into a hologram and projects the hologram onto user's pupils for a user to watch. | 04-25-2013 |
| 20130120816 | THIN FLAT TYPE CONVERGENCE LENS - The present disclosure relates to a thin flat type convergence lens. The present disclosure suggests a thin flat type convergence lens including: a transparent substrate; and a film lens including a transparent film attached on one side of the transparent substrate and an interference fringe pattern written on the transparent film. The convergence lens according to the present disclosure has a merit of thin thickness and light weight even if it has large diagonal area, so it is easy to develop thin flat type large area holography 3D display system. | 05-16-2013 |
| 20130250381 | LIGHTING OPTICAL SYSTEM - A lighting optical system is electrically (instead of mechanically) controlled in terms of light distribution, while miniaturization of the optical system can be achieved with suppressed production costs. The lighting optical system can include a light source which emits light beams, a holographic liquid crystal element which converts the light beams from the light source to regeneration light beams forming a prescribed light distribution pattern or alternatively which allows the light beams to pass therethrough as they are, in accordance with a voltage applied thereto, a phosphor plate which can be excited by the regeneration light beams from the holographic liquid crystal element and emit visible light beams, and a lens which projects the visible light beams from the phosphor plate. | 09-26-2013 |
| 20140160544 | HOLOGRAPHIC BUBBLE GENERATING SYSTEM - An optical effect bubble generating system includes an optical effect viewing device including one or more desired holographic images. The optical effect viewing device can be eyeglasses having lenses containing the holographic images. The lenses can be interchangeable to provide different holographic images. The system includes a bubble generating device that can be manually or automatically-operated. The system operates to provide the optical effect of imposing the desired holographic image onto one or more bubbles when the bubbles are generated in a naturally or artificially-lit environment, and the one or more bubbles viewed by a user through the optical effect viewing device. | 06-12-2014 |
| 20140185115 | INTEGRATED HOLOGRAM OPTICAL DEVICE - An integrated hologram optical device, a method of manufacturing the same, and an integrated hologram recording apparatus are provided. The integrated hologram optical device includes a two-dimensional (2D) array of a plurality of hogels. A holographic element is configured to be recorded such that a combination of the plurality of hogels is configured to adjust at least one of an angle and a focal length of a signal beam. | 07-03-2014 |
| 20140253990 | Light Shaping for Imaging using Holography - A plurality of light sources of different wavelength bands can be provided. An imaging device can be configured to modulate incoming light according to video image data and output modulated light. A projection lens can be positioned to project the modulated light. An optical combiner can be disposed between the light sources and the imaging device. A plurality of holographic devices can each include a plurality of different holographic elements selectively positionable in a light path extending between one of the light sources and the optical combiner. Each of the holographic elements can define a light-shaping hologram. A controller can be configured to selectively position the holographic elements of the holographic devices based on the video image data. | 09-11-2014 |
| 20150370081 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - A stereoscopic image display apparatus including: an optical device having an n (n≧2) number of regions provided corresponding to the n number of parallax images, respectively, each region being capable of diffusing a coherent light beam; an irradiation unit to irradiate the optical device with a coherent light beam to scan the n number of the regions; a spatial light modulator that is illuminated with a coherent light beam incident on each of positions of the optical device and then diffused, to generate a modulated image corresponding to each of the n number of regions, in sync with the scanning of the n number of regions with the coherent light beam; and a projection optical system to project the n number of parallax images generated by the modulated image onto one plane to superimpose the parallax images on one another on the one plane at different angles. | 12-24-2015 |
| 359020000 | Multiple point hologram (e.g., fly-eye lens, etc.) | 1 |
| 20140340724 | COMPLEX SPATIAL LIGHT MODULATOR AND 3D IMAGE DISPLAY INCLUDING THE SAME - A complex spatial light modulator for modulating a phase and amplitude of a light beam and a 3-dimensional (3D) display including the same are provided. The complex spatial light modulator includes a spatial light modulator modulating a phase of a light beam, a lenticular lens array disposed next to the spatial light modulator, and a volume holographic lens array spaced apart from the lenticular lens array and allowing light beams output from the lenticular lens array to be superimposed and to interfere with each other, and so that the phase and an amplitude of the light beam are simultaneously modulated. | 11-20-2014 |
