Abstract: In the present invention, a head connector comprises an optical axis adjustment unit that adjusts the optical axis of a laser beam emitted from a tip of an optical fiber cable, and a spread angle adjustment unit that adjusts the spread angle of emitted light. The optical axis adjustment unit comprises an operation unit configured to be operable from a lateral-surface side of the head connector, and a movement unit that moves a fiber holder within a plane orthogonal to the optical axis of the emitted light in response to an operation of the operation unit. The spread angle adjustment unit comprises an operation unit provided to an insertion unit to be inserted into a laser head, and a movement unit that moves a lens in response to the operation of the operation unit.

Abstract: A laser processing head is provided with: an optical component for splitting a laser light into a laser light and a laser light; a scanning unit for scanning the laser light; a light reception unit for detecting the intensity of the laser light; a second shutter that shifts between a closed position in which the laser light is blocked and an open position in which the laser light is transmitted; and a focal distance adjustment unit for adjusting the focal distance of the laser light. The second shutter is arranged between the optical component and the focal distance adjustment unit.

Abstract: A laser processing device comprises: a first shutter that shifts between a closed-state position for blocking a laser beam and an open-state position for allowing the laser beam to pass; a second shutter that shifts between a closed-state position for blocking laser beams and an open-state position for allowing the laser beams to pass; a first closed-state sensor that detects that the first shutter is disposed at the closed-state position; a first open-state sensor that detects that the first shutter is disposed at the open-state position; a second closed-state sensor that detects that the second shutter is disposed at the closed-state position; and a second open-state sensor that detects that the second shutter is disposed at the open-state position.

Abstract: A focal length adjusting device is provided with: a retention unit for retaining a first lens; a guide unit for supporting the retention unit so as to allow movement along an optical axis of laser light; a stepper motor that has a shaft body and is arranged so that the central axis of the shaft body is orthogonal to the optical axis; and a conversion unit that is interposed between the shaft body and the retention unit and converts rotational movement of the shaft body into linear movement of the retention unit. The conversion unit comprises, between itself and the retention unit, a coupling unit that transmits kinetic force from the conversion unit to the retention unit in a direction parallel to the optical axis but does not transmit same in a direction parallel to the central axis of the shaft body.

Abstract: An oscillator unit has: a housing for housing a laser beam source and a laser beam source drive circuit; and connection portions connected to cables at a side of the housing, connection portions connected to cables at the side, and a connection portion connected to an optical fiber cable at the side.

Abstract: To provide an aqueous inkjet ink composition excellent in glossiness and other ink properties and imparted with a higher viscosity without the use of a tackifier, an acrylic resin emulsion for an aqueous inkjet ink is provided, which contains a particulate acrylic resin having an acid value of 1 to 100 mgKOH/g, wherein an acid-group-containing monomer is present at a content mole ratio (As) in surface regions of particles of the particulate acrylic resin and present at a content mole ratio (At) in the overall acrylic resin particles as measured with a 1H spin diffusion time of 5 ms, and a ratio (As/At) of the content mole ratio (As) to the content mole ratio (At) is not less than 9.

Abstract: Disclosed are a plant growth lighting apparatus capable of forming a lighting region having a high degree of illuminance uniformity in the array direction of a light-emitting element array as well as a plant hydroponic cultivation apparatus and a plant hydroponic cultivation method capable of growing a plant with high growth efficiency even in a large cultivation region. A plurality of light-emitting element units, each including a first light-emitting element and a second light-emitting element having an emission peak wavelength different from that of the first light-emitting element, are arranged side by side along one direction to form a light-emitting element array. The light-emitting element unit is constituted by two second light-emitting elements disposed so as to be spaced apart from each other in the one direction and one first light-emitting element disposed between the two second light-emitting elements.

Abstract: To provide an aqueous inkjet ink composition excellent in glossiness and other ink properties and imparted with a higher viscosity without the use of a tackifier, an acrylic resin emulsion for an aqueous inkjet ink is provided, which contains a particulate acrylic resin having an acid value of 1 to 100 mgKOH/g, wherein an acid-group-containing monomer is present at a content mole ratio (As) in surface regions of particles of the particulate acrylic resin and present at a content mole ratio (At) in the overall acrylic resin particles as measured with a 1H spin diffusion time of 5 ms, and a ratio (As/At) of the content mole ratio (As) to the content mole ratio (At) is not less than 9.

Abstract: An LED bulb including a light-emitting portion having an LED element as a light-emitting source, wherein the light-emitting portion includes an LED module having an LED substrate elongated in one direction and a plurality of the LED elements arranged so as to be arrayed in the longitudinal direction of the LED substrate on at least one of surfaces of the LED substrate, the LED module being incorporated in an optical member, and the optical member includes an optical functional portion configured to direct light in the direction of an extension of the LED substrate in the longitudinal direction thereof.

Abstract: A laser marking apparatus is provided with a laser emission unit that emits laser beam and a laser radiation unit that is detachably connected to the laser emission unit. The laser radiation unit radiates the laser beam emitted from the laser emission unit toward an object to be processed. A projection, which projects rearward, is formed on a part of the laser radiation unit that is connected with the laser emission unit. A recess is provided in a part of the laser emission unit that is connected with the laser radiation unit. The projection can fit into the recess. The recess is opened forward, backward, to lateral sides, and downward.

Abstract: A recording/reproducing device (A) includes: a first device (31) for performing recording and/or reproduction of data with respect to a first detachable storage medium; a second device (35) for performing recording and/or reproduction of data with respect to a second detachable storage medium; a first display section (41) for notifying a working state of the first device (31); and a second display section (47) for notifying a working state of the second device (35). A relative positions of the first device (31) to the second device (35) is the same as a relative position of the first display section (41) to the second display section (47).

Abstract: Provided are: a light emitting module which has an improved heat-dissipating property and whose reflectance reduction is prevented. The light emitting module mainly includes: a metal substrate; a conductive pattern formed on the upper surface of the metal substrate; and a light emitting element disposed on the upper surface of the metal substrate and electrically connected to the conductive pattern. Furthermore, in the light emitting module, an insulating layer is removed in a region where the conductive pattern is not formed, but is left unremoved in a region right below (or covered with) the conductive pattern. In other words, in the region where the conductive pattern is not formed, the upper surface of the metal substrate is not covered with the conductive pattern, and a metal material constituting the metal substrate is exposed.

Abstract: An LED indicator casing (1R) has: a casing (1a) including a bottom face (S1), a front face (S2) having an aperture (2a) for light emission, and paired side faces (S3 and S4) adjoining the front face (S2); and paired lead terminals (11 and 12), one of which has a light-emitting element (LED)(21) fitted thereto. The paired lead terminals (11 and 12) are led out to the bottom face (S1) via the paired side faces (S3 and S4) of the casing (1a) respectively.

Abstract: Provided are a light emitting module and a manufacturing method thereof, the light emitting module having improved heat radiation properties and improved adhesion between a sealing resin for sealing a light emitting element and other members. A light emitting module 10 includes: a metal substrate 12; a concave part 18 provided by partially denting an upper surface of the metal substrate 12; a light emitting element 20 accommodated in the concave part 18; and a sealing resin 32 covering the light emitting element 20. A convex part 11 is further provided on the upper surface of the metal substrate 40 in a region thereof surrounding the concave part 18. The sealing resin 32 is allowed to adhere to the convex part 11, thereby improving adhesion strength between the sealing resin 32 and the metal substrate 12.

Abstract: An electronic component (1) is provided with a circuit board (2) having a plurality of electrodes on the upper and lower planes of an insulating substrate, and a circuit element (7) fixed to the upper plane of the circuit board (2). The electronic component is also provided with an upper electrode (4) whereupon a circuit element (7) is to be arranged; a through hole (13) penetrating the insulating substrate (12); and a lower electrode (15), which is formed on the lower side ranging from a first side end (20A) of the circuit board (2) to a sectional side end (20B) facing the first side end (20A) and carries electricity to the upper electrode (4) through the through hole (13).

Abstract: In an electronic component (1), a frame (3) composed of a conductor is fixed on a circumference portion on the upper surface of a circuit board (2). The circuit board (2) and the frame (3) have a side surface (41) composed of a same surface, and the circuit board (2) is provided with terminal sections (16, 17) exposed on the side surface (41). The frame (3) has an empty space (22) over a lower surface facing the circuit board (2) and a side surface (20). The empty space (22) may be filled with an insulating material.

Abstract: A light emitting element includes: a box-shaped case formed by an insulation material and having a space inside; a lead frame formed by a conductive material and fixed to the case; and a light emitting chip fixed to the lead frame. On the lead frame, a rise portion is formed in a side wall of the case or along the inner surface of the side wall. The lead frame has a first lead frame fixing the light emitting chip and a second lead frame connected to the light emitting chip by the wire bonding. At least on the first lead frame, a rise portion is formed.

Abstract: Provided are: a light emitting module which has an improved heat-dissipating property and whose reflectance reduction is prevented. The light emitting module mainly includes: a metal substrate; a conductive pattern formed on the upper surface of the metal substrate; and a light emitting element disposed on the upper surface of the metal substrate and electrically connected to the conductive pattern. Furthermore, in the light emitting module, an insulating layer is removed in a region where the conductive pattern is not formed, but is left unremoved in a region right below (or covered with) the conductive pattern. In other words, in the region where the conductive pattern is not formed, the upper surface of the metal substrate is not covered with the conductive pattern, and a metal material constituting the metal substrate is exposed.

Abstract: A recording/reproducing device (A) includes: a first device (31) for performing recording and/or reproduction of data with respect to a first detachable storage medium; a second device (35) for performing recording and/or reproduction of data with respect to a second detachable storage medium; a first display section (41) for notifying a working state of the first device (31); and a second display section (47) for notifying a working state of the second device (35). A relative positions of the first device (31) to the second device (35) is the same as a relative position of the first display section (41) to the second display section (47).

Abstract: An LED indicator casing (1R) has: a casing (1a) including a bottom face (S1), a front face (S2) having an aperture (2a) for light emission, and paired side faces (S3 and S4) adjoining the front face (S2); and paired lead terminals (11 and 12), one of which has a light-emitting element (LED) (21) fitted thereto. The paired lead terminals (11 and 12) are led out to the bottom face (S1) via the paired side faces (S3 and S4) of the casing (1a) respectively.