Abstract: A shape measurement method for measuring a shape of an object to be measured, which has a substantially rotating symmetric shape, includes: placing an aperture having an opening larger than an outer shape of the object to be measured and the object to be measured on an optical axis; taking an image generated by light projected to the object to be measured, by using an image pickup unit; and calculating one cross-sectional shape of the object to be measured based on a light intensity distribution of the image taken by the image pickup unit.

Abstract: A multilayered substrate includes a first layer and at least one second layer laminated on one face of the first layer. A first component is mounted on the other face of the first layer. A second component is comprised of a pattern formed on at least one second layer, and electrically connected to the first component through a via hole.

Abstract: The image pickup unit is configured to include an objective lens unit composed of a plurality of optical members and a series-connecting portion which unitizes the plurality of optical members and a photoelectric conversion image pickup device and the series-connecting portion is configured to include a holding portion which holds one of the plurality of optical members, an extending portion which is provided to extend from one end of the holding portion in a direction parallel to the optical axis of the optical member held by the holding portion and is formed to be elastically deformable in a direction almost orthogonal to the optical axis, and an engaging portion which is provided at the extending portion and engages with, of the plurality of optical members, one different from the optical member held by the holding portion.

Abstract: A medical instrument of the present invention comprises a spiral shaped portion provided at an insertion portion main body, for generating a force at the insertion portion main body to advance/retreat in a subject by a contact with a body wall of the subject, a balloon provided so as to expand radially in a radial direction of the insertion portion main body and capable of contact with the body wall, a suction opening portion provided between the spiral shaped portion and the balloon in the insertion portion main body, and a suction pipeline communicating with the suction opening portion, inserted into the insertion portion main body and connected to a suction pressure controller on a rear end side of the insertion portion main body in the insertion direction.

Abstract: A steam engine of this invention is simply constituted and efficiently obtains mechanical energy not only from a heat source of a high temperature but also from the exhaust heat of an internal combustion engine and various kinds of heat sources of a low-temperature state such as the solar heat. In the engine, a rotor (5) comprising a folded jet pipe (51) is rotatably supported in a sealed container (1) filled with a liquid. A heating portion (9) is inserted in a center cylinder (50) at the center of the rotor, the liquid sucked through the suction pipe (52) of the rotor (5) is vaporized, and a mixture of steam and liquid is jetted from the jet pipe (51) to rotate the rotor (5). A check valve (53) for jetting and a check valve (54) for suction are disposed at the ends of the jet pipe (51) and the suction pipe (52). The jetted steam is guided to a condenser (2) disposed on the sealed container (1), and is condensed and is refluxed into the sealed container (1).

Abstract: To provide a liquid crystal display device having excellent uniformity in the brightness so that the performance of displays of liquid crystal can be increased. A liquid crystal display device is provided with: a support member: a heat releasing member provided on this support member; a light guiding plate 121 provided on a rear surface of a liquid crystal panel; and a light source module 124 which is thermally secured to the heat releasing member so as to face an entrance surface 121a formed on one or two sides in the direction of the length of the light guiding plate 121 and has a light source for emitting a light beam toward the entrance surface 121a, wherein the light source is covered with a lens 124c in the light source module 124, and the distance D between the lens 124c and the entrance surface 121a when the light source module 124 is not driven is set within a certain range.

Abstract: A simply constituted steam engine efficiently obtains mechanical energy not only from a heat source of a high temperature but also from the exhaust heat of an internal combustion engine and various kinds of heat sources of a low-temperature state such as the solar heat. In the engine, a rotor (5) having a folded jet pipe (51) is rotatably supported in a sealed container (1) filled with a liquid. A heating portion (9) is inserted in a center cylinder (50) at the center of the rotor, and a fluid of a high temperature is passed therethrough to vaporize the liquid sucked through the suction pipe (52) of the rotor (5). A mixture of steam and liquid is jetted from the jet pipe (51) due to the pressure of the steam that is vaporized to rotate the rotor (5). A check valve (53) for jetting and a check valve (54) for suction are disposed at the ends of the jet pipe (51) and the suction pipe (52).

Abstract: A reflector has a curved part covering the light source and a pair of end parts extending at the two sides of the curved part. The inside surface of each end part has a plurality of substantially parallel projections or depressions. The light-guiding plate has an incident surface and an emission surface substantially perpendicular to the incident surface, the incident surface having a plurality of projections or depressions extending substantially parallel to the emission surface. Also, the reflection surface of the light-guiding plate has projections.

Abstract: A proportional solenoid 5 comprising: an electromagnetic coil 9; a fixed yoke 10 provided immovably inside the electromagnetic coil 9 and having a convex portion 13 formed at an edge portion of an end surface of the fixed yoke; and a movable yoke 20 that is disposed inside the electromagnetic coil 9, has a tip portion thereof inserted into the convex portion 13 of the fixed yoke 10, and is provided movably relative to the fixed yoke 10, the proportional solenoid 5 enabling the position adjustment of the movable yoke 20 by controlling an electric current applied to the electromagnetic coil 9, wherein a protruding portion 21 that protrudes at the side of the fixed yoke 10 is formed at an edge portion of the surface of the movable yoke 20 on the side of the fixed yoke 10, and an inner surface 21b of this protruding portion 21 is tapered such that the inner surface is located further outside as the inner surface approaches the fixed yoke 10.

Abstract: The present invention provides an illumination device capable of improving an efficiency of acquiring light emitted by light emitting diodes, which are provided in a light source module and used as a light source, and capable of achieving a uniform luminance distribution, and provides a liquid crystal display device using the illumination device. The illumination device includes a circuit board, red, green and blue light emitting diodes, and a lens body. Each red, green and blue light emitting diode is mounted on the circuit board and connected with a wiring pattern formed on the circuit board. The lens covers the red, green and blue light emitting diodes, and includes first portions each having two first side surfaces and second portions each having two second side surfaces. The first and second portions are alternately arranged. A distance between the first side surfaces is larger than a distance between the second side surfaces.

Abstract: A lighting system has light-emitting diodes as light sources mounted on a circuit board, in which the light-emitting diodes include a red light-emitting diode, blue light-emitting diode and a green light-emitting diode, the light-emitting diodes are constituted of one single unit including one for each of the red, blue and green light-emitting diodes, and the one single unit is repeatedly arranged as plural pieces on the same circuit board, and each of the red, blue and green light-emitting diodes is individually connected electrically to emit a light.

Abstract: The present invention provides a liquid crystal display device, by which it is possible to improve color reproducibility and contrast by adequately setting a value of ?n·d of each color without changing thickness of liquid crystal layer. A partition wall PT made of resin is prepared between pixels, which comprises color filter columns of CF-R, CF-G and CF-B. Within each of the pixels partitioned by the partition wall, liquid crystals LC(R), LC(G), and LC(B) having different values of ?n are filled In the pixels partitioned by the partition wall. The partition wall PT also fulfills the function as a spacer to maintain cell gap at a predetermined value.

Abstract: An indexable insert for a drill includes a chip breaker for disposing chips, provided at an upper face thereof along a cutting edge. The chip breaker has at least one recess. The recess is retracted from an end of the chip breaker near the cutting edge toward the center of the insert by 0.2 mm or greater, or an end of the recess near a center hole of the insert communicates with the center hole.

Abstract: A light-guiding plate, an optical source device and an electronic device. The light-guiding plate including an incident surface, and an emission surface substantially perpendicular to the incident surface. The incident surface has a surface substantially perpendicular to the incident surface, and has projections or depressions extending substantially parallel to the emission surface. The incident surface has flat planes among the projections or depressions.

Abstract: Disclosed is a high frequency wave tuner module including a circuit board having an approximately rectangular shape, which is made of ceramic material and a shield cover to shield an interfering wave by covering a circuit part mounted on a board surface of the circuit board, and a position of the shield cover in a height direction with respect to the board surface is determined by fixing the shield cover to the board surface at four corner positions of the circuit board, and a position of the shield cover in a board surface direction with respect to the circuit board is determined by engaging at least two side walls of the shield cover which extend in a thickness direction of the circuit board, with end surfaces of the circuit board, which correspond to the two side walls.

Abstract: Disclosed is a high frequency tuner module, including: a circuit component; signal lines; a GND line; and a multilayer board formed by laminating a plurality of layers, wherein the circuit component is placed on a top layer surface of the multilayer board; the signal lines and the GND line are formed inside the multilayer board; and among the signal lines, high frequency signal transmitting signal lines to transmit a high frequency signal are formed on a single layer inside the multilayer board.

Abstract: A laser tracking interferometer directs a laser beam to a retroreflector serving as an object to be measured to sense a displacement of the retroreflector using interference with a laser beam back reflected from the retroreflector. The laser tracking interferometer includes: a reference sphere; a carriage that rotates about a center of the reference sphere; a laser interferometer; a displacement gage for providing a displacement signal corresponding to a relative displacement between the reference sphere and the displacement gage; a data processing apparatus for computing a displacement of the retroreflector; a position sensitive detector for providing a position signal corresponding to deviation of a laser beam; and a controller for controlling rotation of the carriage based on the position signal so that the amount of deviation becomes zero.

Abstract: The comb like electrodes to drive the orientation of the liquid crystal through the lateral electric field in the IPS (In plane Switching) LCD panel has a construction that the comb like electrodes are optically reflective, are projections in the gap area and have curved surfaces in the cross section of the electors.