Patent application number | Description | Published |
20090147998 | Image processing system, image processing method, and computer readable medium - There is provided an image processing system configured to correct an image of an object inside a physical body. The image processing system includes an object image obtaining section that obtains an object image formed by light from the object, a depth identifying section that identifies a depth from a surface of the physical body to the object, a distance information identifying section that identifies distance information indicating a distance from an image capturing section capturing the object image to the surface of the physical body, and an image correcting section that corrects the object image according to the distance information and the depth. | 06-11-2009 |
20090190884 | OPTICAL FIBER PART AND LASER PROCESSING MACHINE - An optical fiber part includes an optical fiber having a main fiber, a taper fiber and a small-diameter fiber. The core diameter of the taper fiber decreases along an optical axis. Further, a heat-radiation silicon adhesive that is a highly heat-conductive material having heat conductivity of 4 W/m·K or higher has been applied to the entire area of the outer circumference of the taper fiber and a part of the small-diameter fiber next to the taper fiber. An input end of the optical fiber is connected to a semiconductor laser having an output power of 10 W. Light output from the laser propagates through the optical fiber and output from the output end. A part of light that has propagated through the main fiber and entered the taper fiber is output through the cladding thereof. Heat generated by light output from the cladding is transferred through the heat-radiation silicon adhesive and radiated. | 07-30-2009 |
20090190886 | OPTICAL FIBER STRUCTURE - An optical fiber structure includes a first fiber array and a second fiber array, which are placed one on the other. For example, the first fiber array includes a substrate having four V-shaped grooves and four first optical fibers, the output ends of which are linearly arranged and fixed to the substrate, and the second fiber array includes a substrate having four V-shaped grooves and four second optical fibers, the output ends of which are linearly arranged and fixed to the substrate. The first optical fiber is a multimode fiber having a core and a cladding, and the core diameter is 60 μm and the outer diameter of the fiber is 80 μm. The second optical fiber is a multimode fiber having a core and a cladding, and the core diameter is 105 μm and the outer diameter of the fiber is 125 μm. | 07-30-2009 |
20090190891 | OPTICAL FIBER STRUCTURE - An optical fiber structure includes a first fiber array and a second fiber array, which are placed one on the other. For example, the first fiber array includes a substrate having four V-shaped grooves and four first optical fibers, the output ends of which are linearly arranged and fixed to the grooves. The second fiber array includes a substrate having four V-shaped grooves and four second optical fibers, the output ends of which are linearly arranged and fixed to the grooves. The first optical fiber has a taper portion, in which the core diameter decreases along an optical axis, and the core diameter and the outer diameter of the first optical fiber at the tip of the taper portion thereof are 60 μm and 80 μm, respectively. The core diameter and the outer diameter of the second optical fiber are 105 μm and 125 μm, respectively. | 07-30-2009 |
20090232438 | LOW-SPECKLE LIGHT SOURCE DEVICE - A laser light source device which can inexpensively achieve a visually recognizable level of speckle reduction is disclosed. The laser light source device includes: a laser module including a light source and a first optical waveguide, wherein light emitted from the light source is outputted from an output end of the first optical waveguide; a second optical waveguide connected to the first optical waveguide, wherein the light outputted from the output end of the first optical waveguide is inputted to an input end of the second optical waveguide and guided through the second optical waveguide; and an intensity modulation unit disposed in the vicinity of the second optical waveguide, the intensity modulation unit applying intensity modulation to the second optical waveguide, wherein a core diameter at the input end of the second optical waveguide is larger than a core diameter at the output end of the first optical waveguide. | 09-17-2009 |
20090245303 | LASER LIGHT SOURCE DEVICE - A laser light source device is disclosed, which reduces the coherence of the laser light and inexpensively achieves a visually recognizable level of speckle reduction without use of a mechanical driving means. The laser light source device includes: laser modules, each including a laser light source, an intensity modulation unit to apply intensity modulation to laser light emitted from the laser light source, and a first waveguide to receive the intensity-modulated laser light from the laser light source and output the laser light from an output end thereof; and a second waveguide including an input end optically connected to a light outputting area of the first waveguides to receive the laser light outputted from the first waveguides, the first waveguides being closely bundled in the vicinity of output ends thereof, wherein a core of the second waveguide at the input end is larger than the light outputting area. | 10-01-2009 |
20100109516 | ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING THE SAME - In a method for manufacturing an electronic device, a low melting point metal layer is provided to seal an electronic element between a pair of resin substrates each having a barrier layer laminated thereon. The low melting point metal layer bonds the barrier layers of the resin substrates to each other. The method includes the steps of: providing a light absorbing layer between at least one of the barrier layers and the low melting point metal layer; and irradiating a laser beam having a wavelength within a range from 350 nm to 600 nm onto the light absorbing layer through at least one of the resin substrates and the barrier layer laminated thereon, to heat and fuse the low melting point metal layer, thereby bonding the barrier layers to each other. | 05-06-2010 |
20100117525 | ORGANIC EL PANEL AND METHOD FOR MANUFACTURING THE SAME - An organic EL panel comprises an element forming substrate, an organic EL element, which is formed on the element forming substrate, an adhesive layer, which is formed at a periphery of the element forming substrate so as to surround the organic EL element, and a sealing substrate, which is bonded to the element forming substrate through the adhesive layer. A hermetically sealing section, which is provided with low melting point metal layers, is formed at a position adjacent to the adhesive layer. | 05-13-2010 |
20100189391 | MULTIMODE OPTICAL COMBINER AND PROCESS FOR PRODUCING THE SAME - A multimode optical combiner constituted by first and second multimode optical waveguides. The first multimode optical waveguide includes optical waveguide portions and a near-end portion having a single core and an output end. The optical waveguide portions are arranged in a bundle so that none of the at least six optical waveguide portions is located in the center of the bundle. The second multimode optical waveguide has an input end connected to the output end of the first multimode optical waveguide. The numerical aperture NA | 07-29-2010 |
20100191060 | LIGHT GUIDE, LIGHT SOURCE APPARATUS AND ENDOSCOPE SYSTEM - Light from a light source enters a first small diameter fiber at an incident angle of 0°. Exit light from the first small diameter fiber has a substantially convex light intensity distribution in a diameter direction. Light from a light source enters a second small diameter fiber at an incident angle of 12°. Exit light from the second small diameter fiber has a substantially concave light intensity distribution in a diameter direction. The exit light from the first and second small diameter fibers enters a large diameter fiber via a fiber connector. Light inside the large diameter fiber has a substantially uniform light intensity distribution in a diameter direction with a light intensity not less than a predetermined value. The light is radiated as illumination light from a light exit section of the large diameter fiber. | 07-29-2010 |
20100210910 | LIGHT-GUIDE, LIGHT SOURCE APPARATUS AND ENDOSCOPE SYSTEM - When light enters a first small diameter fiber at an incident angle of 0°, exit light from the first small diameter fiber has a substantially convex light amount distribution in a diameter direction. When light enters a second small diameter fiber at an incident angle of 12°, exit light from the second small diameter fiber has a substantially concave light amount distribution in a diameter direction. The exit light from the first and second small diameter fibers enters a large diameter fiber and is combined therein, making the light amount distribution uniform in the large diameter fiber. The large diameter fiber has a tapered core and a tapered clad in a light exit section. The light in the large diameter fiber is output from a light exit surface thereof and also leaked from the tapered clad. | 08-19-2010 |
20100210911 | LIGHT GUIDE, LIGHT SOURCE APPARATUS AND ENDOSCOPE SYSTEM - A large diameter fiber is composed of a multimode optical fiber and provided with a fiber body having a constant diameter in an optical axis direction XA and a tapered section tapered in diameter toward a light exit surface. An adhesive member attaches the large diameter fiber inside a retaining hole of a tubular housing such that an outer circumferential surface of a tapered clad of the tapered section is entirely exposed to air to a predetermined depth from the light exit surface. A light passing space is a ring-like space formed between the exposed outer circumferential surface of the tapered clad and an inner circumferential surface of the tubular housing. Light in the tapered section is output from the light exit surface and partially leaked to the tapered clad. A part of the leaked light is released from the light passing space. | 08-19-2010 |