Abstract: A space scanner for an autonomous mobile device can obtain spatial data by scanning not only in the horizontal direction but also in the vertical direction of the mobile device using a mirror configured to rotate as well as to tilt and thereby can ensure autonomous driving.

Abstract: Disclosed herein is an optical pointing device. The device includes a light source which emits light. A guiding plate includes grooves formed in a thickness direction thereof, light emitted from the light source is incident on the guiding plate to move therealong, and the moving light collides with the grooves to be diffused therefrom. A first condensing part is provided under the guiding plate, and condenses light which is diffused from the grooves and reflected from a subject placed on the guiding plate. An image sensor is provided under the first condensing part.

Abstract: A cardiac ablation device, including a catheter and an expandable ablation element incorporating one or more balloons at the distal end of the catheter, has a continuous passageway extending through it from the proximal end of the catheter to the distal side of the expandable ablation element. A probe carrying electrodes is introduced through this passageway and deploys, under the influence of its own resilience, to a structure incorporating a loop which is automatically aligned with the axis of the expandable ablation device, so that minimal manipulation is required to place the probe. The probe may have an atraumatic tip with a ball formed at the leading edge. The atraumatic tip prevents any tissue damage such as perforation of heart wall.

Abstract: A distance measuring apparatus includes a light source unit generating reference light for distance measuring, a light receiving device receiving light reflected from an object to be measured, which has received the reference light, a mirror controlling a path of the reference light, and controlling a path of light, reflected from the object to be measured, toward the light receiving device, and a sensor lens focusing the light reflected from the mirror on the light receiving device. The sensor lens includes a lens portion refracting light, a flange portion provided around the circumference of the lens portion and including a coupling portion for fixing the sensor lens, and a light passing portion formed at the lens portion.

Abstract: A cardiac ablation device, including a catheter and an expandable ablation element incorporating one or more balloons at the distal end of the catheter, has a continuous passageway extending through it from the proximal end of the catheter to the distal side of the expandable ablation element. A probe carrying electrodes is introduced through this passageway and deploys, under the influence of its own resilience, to a structure incorporating a loop which is automatically aligned with the axis of the expandable ablation device, so that minimal manipulation is required to place the probe. The probe may have an atraumatic tip with a ball formed at the leading edge. The atraumatic tip prevents any tissue damage such as perforation of heart wall.

Abstract: Provided is a white LED including a reflector cup; an LED chip mounted on the bottom surface of the reflector cup; transparent resin surrounding the LED chip; a phosphor layer formed above the transparent resin; and a reflecting film interposed between the transparent resin and the phosphor layer, the reflecting film reflecting phosphorescence, which is directed downward from the phosphor layer, in the upward direction.

Abstract: A distance measuring apparatus according to an aspect of the invention may include: a light source irradiating reference light to measure a distance; a lower reflective mirror reflecting the reference light to irradiate the reference light onto a peripheral obstacle, and reflecting reflected light, rebounded from an obstacle, so that the reflected light moves in an opposite direction along the same optical path as the reference light; a sensor lens arranged above the lower reflective mirror, converting the reference light into parallel light beams and focusing the reflected light; an upper reflective mirror arranged above the sensor lens and switching an optical path of the reflected light; and an optical sensor receiving the reflected light having the optical path thereof switched by the upper reflective mirror, wherein the upper reflective mirror reflects back the reflected light, focused after passing through the sensor lens, in an opposite direction to a moving direction thereof so that a focus of the ref

Abstract: A distance measuring apparatus includes a light source unit generating reference light for distance measuring, a light receiving device receiving light reflected from an object to be measured, which has received the reference light, a mirror controlling a path of the reference light, and controlling a path of light, reflected from the object to be measured, toward the light receiving device, and a sensor lens focusing the light reflected from the mirror on the light receiving device. The sensor lens includes a lens portion refracting light, a flange portion provided around the circumference of the lens portion and including a coupling portion for fixing the sensor lens, and a light passing portion formed at the lens portion.

Abstract: A space scanner for an autonomous mobile device can obtain spatial data by scanning not only in the horizontal direction but also in the vertical direction of the mobile device using a mirror configured to rotate as well as to tilt and thereby can ensure autonomous driving.

Abstract: An optical coupler including: a substrate; a cladding layer formed on the substrate; and a slab waveguide formed on the cladding layer, wherein the slab waveguide comprises a first waveguide area on which a laser beam is incident and a second waveguide area having an incident surface capable of converging and outputting the laser beam passing through the first waveguide in a width direction. The optical coupler may optically couple one of an optical fiber and a laser diode with the slab waveguide, and more particularly, and a photonic crystal waveguide, with high efficiency.

Abstract: There is provided an optical driving apparatus including: a cell housing housing polar and non-polar liquids, the cell housing including side walls; a first electrode formed on an outer surface of a first insulator formed on a portion of one of the side walls of the cell housing; a second electrode formed on an outer surface of a second insulator formed on a portion of the other side wall of the cell housing; a color filter formed on a top of the cell housing; and a third electrode formed on a bottom of the cell housing to be in contact with the polar liquid so that the third electrode generates a potential in the polar liquid together with one of the first and second electrodes, wherein light incident from a light source unit disposed below the third electrode is irradiated onto a predetermined area of the color filter.

Abstract: The present invention relates to a dispenser used for fabricating a wafer lens. The dispenser of the present invention includes: a dispenser body charged with a fluid resin therein; a needle coupled to a bottom part of the dispenser body with a nozzle mounted on an end of a pipe extending to a lower part thereof; and a dispenser case that includes an air inlet and an air outlet in a lower part a circumference surface and a bottom part of the dispenser body, and is mounted with covering the dispenser. The dispenser has a merit that a discharge amount error of the fluid resin can be reduced and an accurate amount of resin can be always discharged.

Abstract: Provided is a wafer lens aligning method including the steps of: preparing a lens mold that has a lens forming portion formed in the central portion thereof and a groove formed around the lens forming portion; preparing a wafer that has two or more position recognition patterns formed at arbitrary positions thereof and a plurality of minute patterns formed in array at lens formation positions; loading the wafer, searching the position recognition patterns, and setting a coordinate system; causing the coordinate system of the wafer to coincide with the coordinate system of the lens mold; causing the center among the minute patterns formed on the wafer to coincide with the center of the lens mold so as to align the wafer with the lens mold; and forming a master lens in the lens formation positions arranged on the wafer.

Abstract: Provided is a white LED including a reflector cup; an LED chip mounted on the bottom surface of the reflector cup; transparent resin surrounding the LED chip; a phosphor layer formed on the transparent resin; and a light transmitting layer that is inserted into the surface of the phosphor layer so as to form an embossing pattern on the surface, the light transmitting layer transmitting light, incident from the phosphor layer, in the upward direction.

Abstract: Provided is a white LED including a reflector cup; an LED chip mounted on the bottom surface of the reflector cup; transparent resin surrounding the LED chip; a phosphor layer formed above the transparent resin; and a reflecting film interposed between the transparent resin and the phosphor layer, the reflecting film reflecting phosphorescence, which is directed downward from the phosphor layer, in the upward direction.

Abstract: An optical coupler including: a substrate; a cladding layer formed on the substrate; and a slab waveguide formed on the cladding layer, wherein the slab waveguide comprises a first waveguide area on which a laser beam is incident and a second waveguide area having an incident surface capable of converging and outputting the laser beam passing through the first waveguide in a width direction. The optical coupler may optically couple one of an optical fiber and a laser diode with the slab waveguide, and more particularly, and a photonic crystal waveguide, with high efficiency.

Abstract: An ablation device, including a catheter and an ablation element incorporating one or more balloons at the distal end of the catheter, has a continuous passageway extending through it from the proximal end of the catheter to the distal side of the expandable ablation element. The ablation device ablates tissue by subjecting it to ultrasound energy, cryogenic energy, chemical, laser beam, microwave, or radiation energy. A probe carrying electrodes is introduced through this passageway and deploys, under the influence of its own resilience, to a structure incorporating a loop which is automatically aligned with the axis of the expandable ablation device, so that minimal manipulation is required to place the probe. Pulmonary vein potential is monitored in real time via the electrodes. The probe may have an atraumatic tip with a ball formed at the leading edge. The atraumatic tip prevents any tissue damage such as perforation of heart wall.

Abstract: A cardiac ablation device, including a catheter and an expandable ablation element incorporating one or more balloons at the distal end of the catheter, has a continuous passageway extending through it from the proximal end of the catheter to the distal side of the expandable ablation element. A probe carrying electrodes is introduced through this passageway and deploys, under the influence of its own resilience, to a structure incorporating a loop which is automatically aligned with the axis of the expandable ablation device, so that minimal manipulation is required to place the probe. The probe may have an atraumatic tip with a ball formed at the leading edge. The atraumatic tip prevents any tissue damage such as perforation of heart wall.

Abstract: A subminiature imaging optical system includes a first lens including a first lens part having a convex object-side surface, a second lens part having an object-side surface in contact with an image-side surface of the first lens part, and a third lens part having an object-side surface in contact with an image-side surface of the second lens part and a concave image-side surface, about the optical axis; and a second lens including a fourth lens part having an object-side surface with a convex center and a concave peripheral portion about the optical axis, a fifth lens part having an object-side surface in contact with an image-side surface of the fourth lens part, and a sixth lens part having an object-side surface in contact with an image-side surface of the fifth lens part, and an image-side surface with a concave center and a convex peripheral portion about the optical axis.

Abstract: There is provided an imaging lens including: a transparent substrate; an upper lens disposed on a top of the transparent substrate; and a lower lens disposed on a bottom of the transparent substrate to correspond to the upper lens, wherein one of the upper and lower lenses includes a lens element and a partition wall formed higher than the lens element to surround the lens element. Also, there is provided a method of manufacturing the same. In the imaging lens, the partition wall is replicated together with the lens element on one or both surfaces of the transparent substrate. The partition wall is formed higher than the lens element and has a flat top surface. Therefore, when another lens element is replicated on an opposite surface of the transparent substrate, the previously replicated lens element is prevented from deformation.