Abstract: A robot system includes a robot arm, a robot hand provided to the robot arm, and a plurality of finger members for holding a target object, installed to the robot hand. The robot hand includes a hand main body portion which is connected to the robot arm and includes an actuator, and a finger holding mechanism which replaceably holds at least a pair of the finger members is connected to the hand main body portion and is driven by the actuator.

Abstract: A laser device, includes: a fundamental wave generating portion configured to generate a plurality of fundamental waves having wavelengths which are different from each other in at least one set thereof, the fundamental wave generating portion having a semiconductor laser having a plurality of luminous points, and a Bragg reflection structure; and a nonlinear optical element in which a poling structure adapted to pseudophase matching for the wavelengths of the plurality of fundamental waves emitted from the fundamental wave generating portion, respectively, is formed variatively along a propagating direction of the plurality of fundamental waves.

Abstract: A laser light source device includes a pump light source which emits transverse-multimode light; a plurality of resonator mirrors which define a resonator, at least part of the resonator mirrors outputting light to the outside, where the output light having plural wavelengths; a laser medium arranged in the resonator, the laser medium being pumped with the transverse-multimode light emitted from the pump light source; and a wavelength conversion element arranged in the resonator, the wavelength conversion element being irradiated with a transverse-multimode line beam of fundamental wave obtained by oscillation at the laser medium and outputting a line beam of converted wave.

Abstract: A semipermeable membrane supporting material formed of a non-woven fabric comprising two or more main synthetic fibers having different fiber diameters and a binder synthetic fiber and having a semipermeable membrane application surface and a non-application surface having a semipermeable membrane application surface:non-application surface smoothness ratio of from 5.0:1.0 to 1.1:1.0, a semipermeable membrane supporting material formed of a non-woven fabric comprising a main synthetic fiber and a binder synthetic fiber, having an average breaking length of less than 4.0 km in the machine direction (MD) and the cross direction (CD) at an elongation by 5% and having a dimensional change ratio, measured under heat in the cross direction (CD), of ?0.3 to +1.0%, a spiral-type semipermeable membrane element including the above semipermeable membrane supporting material, and a process for producing a semipermeable membrane supporting material.

Abstract: The present invention provides a laser device having a high wavelength conversion efficiency and a wide wavelength width, and is suitable as a display light source. The laser device includes a fundamental wave generating section including a laser diode which has a plurality of luminous points and a bragg reflection structure, and generating a plurality of fundamental waves which has at least a pair of wavelengths different from each other, and a nonlinear optical element having a periodic polarization inversion structure, and generating harmonics corresponding to the plurality of fundamental waves, respectively.

Abstract: A light source having (a) a light emitter that emits a light beam along a first axis, the light beam having a highest degree of anisotropic coherency in a second axis perpendicular to the first axis; and (b) a light multiplexer positioned optically downstream of the light emitter, the multiplexer having an axis of multiplexing perpendicular to the first axis, the second axis and the axis of multiplexing being oriented at an angle with respect to each other that is other than 0, 90, 180 and 270 degrees.

Abstract: A laser device, includes: a fundamental wave generating portion configured to generate a plurality of fundamental waves having wavelengths which are different from each other in at least one set thereof, the fundamental wave generating portion having a semiconductor laser having a plurality of luminous points, and a Bragg reflection structure; and a nonlinear optical element in which a poling structure adapted to pseudophase matching for the wavelengths of the plurality of fundamental waves emitted from the fundamental wave generating portion, respectively, is formed variatively along a propagating direction of the plurality of fundamental waves.

Abstract: Disclosed is a laser light source apparatus. The laser light source apparatus includes a pumping light source and a pair of resonator mirrors. In the laser light source apparatus, the pumping light source includes at least a laser medium and a wavelength conversion element, and the laser medium is pumped by light having a multi-transversal mode pattern and the wavelength conversion element are irradiated with a line beam of fundamental wave obtained by the oscillation by the laser medium to output a line beam of converted wave. The laser light source apparatus further includes at least one reflector bending light path is provided in the resonator such that a longitudinal direction of the line beam of fundamental wave is approximately perpendicular to an incident plane of the reflection unit.

Abstract: A laser light source device includes a pump light source which emits transverse-multimode light; a plurality of resonator mirrors which define a resonator, at least part of the resonator mirrors outputting light to the outside, where the output light having plural wavelengths; a laser medium arranged in the resonator, the laser medium being pumped with the transverse-multimode light emitted from the pump light source; and a wavelength conversion element arranged in the resonator, the wavelength conversion element being irradiated with a transverse-multimode line beam of fundamental wave obtained by oscillation at the laser medium and outputting a line beam of converted wave.

Abstract: Disclosed is a laser light source apparatus including an excitation light source, a pair of resonator mirrors, and a resonator including the excitation light source and the pair of resonator mirrors. In the laser light source apparatus, one of two higher harmonic waves generated from the wavelength conversion element is output to the outside of the resonator, is returned to the wavelength conversion element by the retroreflection unit, the higher harmonic wave returned by the retroreflection unit is spatially displaced, is superposed on the other higher harmonic wave generated from the wavelength conversion element, and is output to the outside.

Abstract: The present invention provides a laser device having a high wavelength conversion efficiency and a wide wavelength width, and is suitable as a display light source. The laser device includes a fundamental wave generating section including a laser diode which has a plurality of luminous points and a bragg reflection structure, and generating a plurality of fundamental waves which has at least a pair of wavelengths different from each other, and a nonlinear optical element having a periodic polarization inversion structure, and generating harmonics corresponding to the plurality of fundamental waves, respectively.

Abstract: Disclosed herein is a laser light source device including a pumping light source; a pair of resonator mirrors; a laser medium and a wavelength converting element within a resonator formed by the resonator mirrors; the laser medium being pumped by light in a transverse multi-mode pattern, the wavelength converting element being irradiated with a linear fundamental wave obtained by oscillation of the laser medium, and a linear converted wave being output; a reflecting part for folding back a resonant light path, the reflecting part being disposed on the light path between the laser medium and the wavelength converting element; an end surface of one of the laser medium and the wavelength converting element being formed as an inclined surface at other than a Brewster angle; and a polarizing film disposed on the inclined surface.

Abstract: Disclosed is a laser light source apparatus. The laser light source apparatus includes a pumping light source and a pair of resonator mirrors. In the laser light source apparatus, the pumping light source includes at least a laser medium and a wavelength conversion element, and the laser medium is pumped by light having a multi-transversal mode pattern and the wavelength conversion element are irradiated with a line beam of fundamental wave obtained by the oscillation by the laser medium to output a line beam of converted wave. The laser light source apparatus further includes at least one reflector bending light path is provided in the resonator such that a longitudinal direction of the line beam of fundamental wave is approximately perpendicular to an incident plane of the reflection unit.

Abstract: An image forming system includes a mounting portion in which an expendable provided with a memory in which distinguishment information representing whether the expendable is compatible is stored is removably installed. The distinguishment information stored in the memory of the expendable installed in the mounting portion is read out, and operation of a predetermined object is controlled on the basis of a control information according to the distinguishment information when the distinguishment information read out represents that the expendable is compatible.

Abstract: Disclosed is a laser light source apparatus including an excitation light source, a pair of resonator mirrors, and a resonator including the excitation light source and the pair of resonator mirrors. In the laser light source apparatus, one of two higher harmonic waves generated from the wavelength conversion element is output to the outside of the resonator, is returned to the wavelength conversion element by the retroreflection unit, the higher harmonic wave returned by the retroreflection unit is spatially displaced, is superposed on the other higher harmonic wave generated from the wavelength conversion element, and is output to the outside.

Abstract: An ink container includes an ink container body and a memory attached to the ink container body for storing predetermined information. The memory is bonded to a part of the surface of the ink container body at its surface opposed to the surface of the ink container body over an area not larger than 90% of its surface facing toward said part of the surface of the ink container body.

Abstract: An image forming system includes a mounting portion in which an expendable provided with a memory in which distinguishment information representing whether the expendable is compatible is stored is removably installed. The distinguishment information stored in the memory of the expendable installed in the mounting portion is read out, and operation of a predetermined object is controlled on the basis of a control information according to the distinguishment information when the distinguishment information read out represents that the expendable is compatible.

Abstract: A stencil printing ink container includes an ink container body. An ink charge port is provided in an end wall of the ink container body and an inner plug is mounted on the ink charge port. The inner plug is provided with an ink discharge port smaller in the outer diameter than the inner diameter of the ink charge port and gives an ink suction nozzle of an ink pump access to the ink discharge port.

Abstract: A piston-type ink container is inserted into an ink container holder of a stencil printer so that an ink suction nozzle of the stencil printer is fitted in a small diameter portion of the ink container to suck the ink in the ink container through an ink discharge port on the tip of the small diameter portion. A vacuum release mechanism at least partly releases vacuum in the space evacuated by the ink suction nozzle before the tip of the nozzle and the tip of the small diameter portion are aligned with each other when the ink container is drawn from the ink container holder.