Patent application number | Description | Published |
20080303426 | FLUORESCENT RARE EARTH COMPLEX, AND LIGHT-EMITTING ELEMENT, SECURITY MEDIUM AND LIGHTING DEVICE USING THE SAME - The present invention provides a fluorescent rare earth complex having high solubility to a medium, showing fluorescence of high intensity and possessing excellent durability, and also provides a light-emitting element using that complex. The rare earth complex comprises a rare earth ion and a phosphine oxide ligand, and the phosphine oxide ligand contains a phosphorus atom connecting to at least one phenyl group. In the phenyl group, at least one of the meta-positions is substituted. It is also necessary that the para-position of the phenyl group be not substituted. | 12-11-2008 |
20090050851 | FLUORESCENT SUBSTANCE CONTAINING RARE EARTH METAL, LUMINOUS COMPOSITION COMPRISING THE SAME, PROCESS FOR MANUFACTURING THEREOF, AND LIGHT-EMITTING ELEMENT COMPRISING THE FLUORESCENT SUBSTANCE - The present invention provides a fluorescent substance excellent in emission intensity and in emission efficiency. The substance can be excited by light at a longer wavelength than ever. The present invention also provides a luminous composition comprising the fluorescent substance and a light-emitting element using the substance. The fluorescent substance comprises a rare earth metal and a phosphine oxide ligand which coordinates to said rare earth metal and said ligand containing at least one siloxane bond in its structure. The fluorescent substance can be produced from a reaction between a compound having a siloxane bond and a rare earth complex coordinated by a phosphine oxide ligand. The luminous composition comprises the fluorescent substance. | 02-26-2009 |
20100166407 | LIGHTING DEVICE, IMAGE PICKUP APPARATUS AND PORTABLE TERMINAL UNIT - A lighting device including a substrate ( | 07-01-2010 |
20120214272 | METHOD OF MANUFACTURING ORGANIC THIN FILM SOLAR CELL - Certain embodiments provide a method of manufacturing an organic thin film solar cell comprising forming, on a first electrode, a first transport layer having an uneven pattern and a photoelectric conversion layer provided on a surface of the uneven pattern, forming a second transport layer on a second electrode, and bringing the uneven pattern having the photoelectric conversion layer is formed thereon into contact with the second transport layer to mold the second transport layer. | 08-23-2012 |
20120234389 | SOLAR CELL MODULE - A solar cell module according to an embodiment includes a solar cell device and a support structure supporting the solar cell device. The solar cell device is a belt-like solar cell device including first portions arranged in one direction such that major surfaces thereof face each other, and a second portion interposed between the first portions. The edges of the first portions that correspond to a pair of long sides of the solar cell device are parallel to each other. Two adjacent first portions incline forwardly and backwardly with respect to the one direction. The second portion includes one or more planar or curved surfaces to connect the two adjacent first portions to each other. | 09-20-2012 |
20120248878 | POLYMER MATERIAL, SOLAR CELL USING THE SAME, AND SOLAR PHOTOVOLTAIC GENERATION SYSTEM - According to one embodiment, a polymer material includes two or more different repeating units each containing a quinoxaline backbone. At least one of the repeating units includes a halogen atom. | 10-04-2012 |
Patent application number | Description | Published |
20090268160 | FUNDUS CAMERA - A fundus camera includes a focus target projection unit including a focus target located at a position conjugate with a fundus of a subject's eye, a split optical element configured to split a light flux passing through the focus target, and a focus target illumination light source configured to illuminate the focus target, a fundus photographing optical system including a focusing lens, a focus link mechanism configured to interlockingly move the focus target projection unit and the focusing lens in a direction of an optical axis, at least two lenses located behind a plane optically conjugate with the imaging plane of the fundus photographing optical system and outside an optical axis of the fundus photographing optical system, image sensors respectively located behind the two lenses, and a phase difference detection unit configured to detect a phase difference between the focus target images based on signals output from the image sensors. | 10-29-2009 |
20090279051 | FUNDUS CAMERA - A fundus camera includes a fundus photographing optical system including an image-recording image sensor for photographing a fundus image via a focusing lens, a focus target having a plurality of regions for forming light fluxes passing through a plurality of different areas on pupil of a subject's eye, and a focus drive unit for driving the focusing lens based on positions of a plurality of images of the focus target in an image captured by the image-recording image sensor and on contrast of the images. | 11-12-2009 |
20100123871 | FUNDUS CAMERA - A fundus camera includes an illumination unit which includes an optical element configured to irradiate an eye fundus with visible light from a position conjugate with an anterior eye portion of an eye to be examined, and an imaging unit configured to take an image of the eye fundus with light which is emitted from the illumination unit and reflected from the eye fundus, wherein the illumination unit includes a blue LED chip and a fluorescent member that is excited by light emitted from the blue LED chip and emits fluorescence, and the fluorescent member is irradiated again with apart of the light reflected by the optical element. | 05-20-2010 |
20100123872 | OPHTHALMOLOGIC APPARATUS - An opthalmologic apparatus changes the wavelength of index light, which is projected on an eye to be examined, by selecting the light emission of a visible LED and an infrared LED, and changes the position of a split unit along an optical axis based on the selection. | 05-20-2010 |
20110149243 | FUNDUS CAMERA - A fundus camera includes an illumination unit which includes an optical element configured to irradiate an eye fundus with visible light from a position conjugate with an anterior eye portion of an eye to be examined, and an imaging unit configured to take an image of the eye fundus with light which is emitted from the illumination unit and reflected from the eye fundus, wherein the illumination unit includes a blue LED chip and a fluorescent member that is excited by light emitted from the blue LED chip and emits fluorescence, and the fluorescent member is irradiated again with apart of the light reflected by the optical element. | 06-23-2011 |
20110292337 | OPHTHALMIC APPARATUS AND CONTROL METHOD THEREOF - In an ophthalmic apparatus, reflected light from an eye to be examined, illuminated by an observation light source of emitting continuous light is split into a light splitting unit and an optical viewfinder, and a fundus image where an examiner can observe is provided by the optical viewfinder. An imaging unit sets light quantity of the observation light source by using a moving image obtained by imaging the split and reflected light. After completing the setting of the light quantity, the imaging unit moves the light splitting unit from an optical axis, illuminates the fundus by driving the imaging light source, and obtains a still image. | 12-01-2011 |
20110292338 | OPHTHALMIC IMAGING APPARATUS AND CONTROL METHOD THEREOF - An ophthalmic imaging apparatus divides a frame image obtained by capturing a moving image into a plurality of regions grouping pixels, and acquires photometric values corresponding the plurality of the regions. Further, the ophthalmic imaging apparatus determines acknowledgement or dis-acknowledgement of capturing a still image based on temporal variation of the acquired photometric values or distribution of the acquired photometric values on a fundus image. The ophthalmic imaging apparatus inhibits to execute a still image capturing of the fundus if the dis-acknowledgement of capturing is determined. | 12-01-2011 |
20120044458 | FUNDUS CAMERA - A fundus camera according to the present invention includes a light metering unit configured to change a light metering area within an image captured by an imaging unit based on one of a position and a size of a light blocking member, and a controlling unit configured to control an amount of light emission from a light source based on a light metering value corresponding to the light metering area. | 02-23-2012 |
20120057128 | OPHTHALMOLOGIC PHOTOGRAPHING APPARATUS - When an observation state by an infrared LED | 03-08-2012 |
20120154748 | FUNDUS CAMERA - If a position of a focus lens is greatly displaced from a focus state when automatic focusing is started, and pattern recognition cannot be performed, the process proceeds to step S | 06-21-2012 |
20130100407 | OPHTHALMOLOGIC APPARATUS AND OPHTHALMOLOGIC PHOTOGRAPHING METHOD - An ophthalmologic apparatus including a splitting unit configured to split, on a light path in an optical observation system of an anterior segment of a subject's eye, an anterior segment image into a plurality of light beams at a position conjugated with the anterior segment, and an imaging unit configured to capture the anterior segment image via an image forming unit configured to form an image of the light beams coming from the anterior segment, split by the splitting unit. | 04-25-2013 |
20130286349 | OPHTHALMIC IMAGING APPARATUS AND CONTROL METHOD THEREOF - An ophthalmic imaging apparatus divides a frame image obtained by capturing a moving image into a plurality of regions grouping pixels, and acquires photometric values corresponding the plurality of the regions. Further, the ophthalmic imaging apparatus determines acknowledgement or dis-acknowledgement of capturing a still image based on temporal variation of the acquired photometric values or distribution of the acquired photometric values on a fundus image. The ophthalmic imaging apparatus inhibits to execute a still image capturing of the fundus if the dis-acknowledgement of capturing is determined. | 10-31-2013 |
20140104573 | OPHTHALMIC IMAGING APPARATUS AND CONTROL METHOD THEREOF - An ophthalmic imaging apparatus divides a frame image obtained by capturing a moving image into a plurality of regions grouping pixels, and acquires photometric values corresponding the plurality of the regions. Further, the ophthalmic imaging apparatus determines acknowledgement or dis-acknowledgement of capturing a still image based on temporal variation of the acquired photometric values or distribution of the acquired photometric values on a fundus image. The ophthalmic imaging apparatus inhibits to execute a still image capturing of the fundus if the dis-acknowledgement of capturing is determined. | 04-17-2014 |
20140240673 | IMAGE PROCESSING APPARATUS, OPHTHALMOLOGIC IMAGING APPARATUS, OPHTHALMOLOGIC IMAGING SYSTEM, OPHTHALMOLOGIC IMAGING METHOD, AND NON-TRANSITORY TANGIBLE MEDIUM HAVING PROGRAM STORED THEREON - Provided is an ophthalmologic imaging apparatus for analyzing a fundus image of an eye to be inspected, including: an acquiring unit for acquiring a plurality of autofluorescence images obtained by imaging the eye to be inspected at different times; a generation unit for generating a plurality of fluorescence brightness images obtained by adjusting brightness of the plurality of autofluorescence images; and a display control unit for controlling a display unit to display the plurality of autofluorescence images and the plurality of fluorescence brightness images side by side for each time when the eye to be inspected is imaged. | 08-28-2014 |