Abstract: An ink for ink jet recording having a phthalocyanine dye dissolved and/or dispersed in an aqueous medium, characterized in that the aforementioned phthalocyanine dye is a water-soluble dye having an oxidation potential of more positive than 1.0 and the conductivity of the aforementioned ink is from not 0.01 S/m to not greater than 10 S/m. A process for the production of the aforementioned ink for ink jet recording which includes a step of applying ultrasonic vibration and/or a step of filtering using a filter having pores of an effective diameter of not greater than 1 ?m and defoaming the ink and an ink jet recording process using these inks. In accordance with such a constitution, an ink for ink jet recording and an ink jet recording process can be provided which exhibit a high ejection stability, give an image having an excellent hue and preservability (weathering resistance, water resistance) and provide an image with a high quality.

Abstract: Ink compositions that includes one or more radiation curable oil soluble components and one or more thermal solvents are provided, as well as methods of preparing such ink compositions and methods of using such ink compositions are provided.

Abstract: The apparatus has a carriage that holds a head, a carriage-driving mechanism having a motor, and a holding mechanism configured to press a recording medium to a medium-holding base. The holding mechanism has a pair of arm members and a pushing member secured to the arm members. A spring urges the holding mechanism toward the medium-holding base. The carriage can move to a first region and farther to as second region. In the first region, the head can read data from the recording medium. The apparatus has a sliding member that moves together with the carriage while the carriage remains in the second region. When the carriage moves to the second region and moves together with the carriage, the pushing member moves away from the medium-holding base.

Abstract: A supporting structure and a Business machine utilizing the same. The business machine includes a main body, cover and supporting structure therebetween. The sleeve connected to the main body has a guiding groove with a lug portion. The connecting rod is connected to the cover and movably disposed in the sleeve. The connecting rod has a cantilever with a hook portion confined in the guiding groove. The guiding groove has a predetermined profile, such that the cover is lifted before closing, protecting the main body from accidental collision.

Abstract: The wavefront aberrator is applicable to correct aberrations of the human eye. In one embodiment, the aberrator device comprises a pair of transparent lenses separated by a layer of curable resin comprising monomers and polymerization initiators. By controlling the extent of its curing, this monomer layer provides an adjustable index of refraction profile across the layer. Curing of the resin may be made by exposure to light, such as ultraviolet light. By controlling the extent of light exposure across the surface of the curable resin, for example, a particular and unique refractive index profile can be produced.

Abstract: Systems and methods of connecting components of eyeglasses or other brittle structures are disclosed. Fasteners such as screws can have compressible elements between them and a glass structure, for example, to disperse force and deter fracturing of the glass. Compressible elements can also conform to irregular cavities and surfaces to improve connections between components.

Abstract: Methods, devices, and systems establish an optical surface shape that mitigates or treats presbyopia in a particular patient. The combination of distance vision and near vision in a patient can be improved, often based on input patient parameters such as pupil size, residual accommodation, and power need. Iterative optimization may generate a customized corrective optical shape for the patient.

Abstract: In an apparatus that measures an optical property of an eye to be examined (A) to irradiate laser beam and to receive scattered light of a laser beam by a measurement unit (3). In the apparatus, the position of the measurement unit (3) with respect to the eye (A) is adjusted relatively based on images of the eye (A), photographed from front and oblique direction, and displayed on a monitor fixed the back of the measurement unit (3). According to the apparatus, the optical properties of the anterior ocular segment can be measured with high reproducibility, and alignment is east to perform.

Abstract: The invention relates to a device for carrying out examinations of the human eye, comprising a diagnostic unit, which when examinations are carried out is arranged in front of the left or the right eye, and comprising a frame which comprises an upper part and a lower part, wherein the lower part is arranged so as to be stationary, and wherein the upper part carries the diagnostic unit, and for positioning the diagnostic unit in front of the left or the right eye can be adjusted in the X-direction relative to the lower part, wherein the device comprises at least one sensor system with which the position of the upper part can be measured in the X-direction relative to the lower part.

Abstract: It is an object of the present invention to provide a light source unit that can supply bright light efficiently. The light source unit includes a light emitting unit that emits light, a phase plate that polarizes the light from the light emitting unit to produce a first polarized light and a second polarized light that is polarized in a different direction with respect to the first polarized light, a reflecting-type polarizing plate that transmits the first polarized light and reflects the second polarized light; and a reflector that is provided near both the light emitting unit and the phase plate, and reflects back a third light, which is a portion of the first polarized light and that passes through the phase plate, to the phase plate.

Abstract: The present invention includes a light source which emits a plurality of lights having different wavelength areas, a plurality of image forming devices which are arranged on respective optical paths for the lights emitted by the light source and which are irradiated with the lights to form images via the lights, magnifying devices which process and magnify the respective images formed by the image forming devices to form magnified images, synthesizing devices placed on respective optical paths for the lights via which the magnified images are transmitted, the synthesizing devices superimposing the lights on one another to synthesize the magnified images together to form a synthesized image, and a projection lens placed on an optical path for the light formed by the synthesizing device to project the light.

Abstract: A projector having an image display element for modulating light on the basis of an image signal and a projection lens for projecting light emitted from the image display element on a screen, includes: a lamp which has a light emitting source for emitting light; a reflector which reflects light emitted from the light emitting source; a cover glass which covers an emission surface of light from the reflector; a cooling fan disposed outside the reflector; and an air direction changing unit which changes a direction of cooling air caused by the cooling fan. The air direction changing unit is disposed within a space surrounded by the reflector and the cover glass, and outside an emitted light path of light reflected by the reflector. Cooling air within the space is exhausted outside the projector through the cooling fan.

Abstract: A projection screen for use in a projection system is described. In an embodiment of the present invention, a projection system includes a projector and a projection screen. The projector is configured to project an image composed of visible light in one or more ranges of wavelengths. The projection screen has a plurality of sub-pixels that reflect and/or transmit the one or more ranges of wavelengths to display the image and absorb visible wavelengths of light in at least one other range not included in the one or more ranges. One or more spaces are defined between adjacent sub-pixels that reflect and/or transmit the one or more ranges and the at least one other range.

Abstract: Aspects of the invention can provide a light source that can reduce the optical system in size while enlarging a color reproducible range and achieving higher luminance. The system can include a cross dichroic prism to combine an R light, a G1 light, a G2 light, and a B light, and an LED R to generate the R light, an LED G1 to generate the G1 light, an LED G2 to generate the G2 light, and an LED B, disposed near the LED G2 to be side by side, to generate the B light, as well as a control portion to drive these LED R, LED G1, LED G2, and LED B under control. The peak wavelengths of the G2 light and the B light are adjacent to each other, and the control portion can drive the LED G2 and the LED B under its control by switching in time division.

Abstract: A video projector projects an image without reducing the resolution, onto the full dome surface by the use of a single-eye fisheye lens. The video projector has a single-eye fisheye lens for projecting a beam of light from an image display device onto the dome surface, a plurality of image display devices jointly uses the fisheye lens. The beams of light from the respective image display devices are combined and sent to the fisheye lens. Projected regions of images displayed on the respective image display devices correspond to certain sections of the dome surface. The projection image extends throughout the full dome surface.

Abstract: An optical relay includes a first lens, a lens module, and a second lens. The first lens is configured to receive modulated light from a first spatial light modulator. The first lens is configured to refract the modulated light into the lens module. The lens module is configured to collimate and focus the modulated light into the second lens. The second lens is configured to refract the modulated light onto a second spatial light modulator.

Abstract: A CPU 120 acquires a zoom volume Z conveyed by a zoom lens position detector 122, and calculates a light valve white area Sq according to that zoom volume Z. The CPU 120 revises the adjustment pattern image based on the calculated light valve white area Sq, rewrites the contents of the pattern image memory 107, and gives instructions to project the image to an image processing unit 108, and a liquid crystal light valve drive unit 110, etc. On the liquid crystal light valve 114 is formed a pattern image for which the white part area is revised to Sq, and that revised pattern image is enlarged and projected for display on the screen. The CPU 120 gives instruction for sense to the imaging control unit 105. By doing this, even when the zoom position of the zoom lens changes, it is possible to have the average value of the gradation value of the white part for the sensed image approximately maintain the desired gradation value.

Abstract: A corner cube reflector includes a two-dimensional arrangement of unit elements. The unit elements are arranged at a pitch of 200 ?m or less. As viewed in a direction from which incoming light is coming, each unit element has a peak point and a bottom point. A peak portion, including the peak point, has an excessive portion and/or a missing portion as compared with an ideal peak portion of an ideal corner cube. The level of the peak point is lower than that of the ideal peak point of the ideal corner cube. An average level difference h2 between the level of the bottom point and that of an ideal bottom point of the ideal corner cube is smaller than an average level difference h1 between the level of the peak point and that of the ideal peak point.

Abstract: The invention is directed to a microscope in which laser light is used to irradiate a sample to be examined and which is outfitted with a protective device for preventing eye damage due to laser light. It is the object of the invention to provide a protective device for microscopes of the type described above which ensures protection against eye damage and visibility of the sample. According to the invention, the protective device has at least one area which is not transparent to harmful radiation components, but which is transparent to harmless, visible radiation components, so that an observer can see the sample through this area without risk of eye damage.

Abstract: A device is part of an optical system (1) that works with an intermediate image and comprises stop(5) with associated aperture (6). The device comprises a light-reducing or light-absorbing arrangement (12) located at the side of the aperture. The arrangement is arranged to reduce considerably or eliminate completely light (11) incident to the side of the aperture, and thereby considerably reduce beam reflections. In this way, there is less likelihood of the optical system being detected when this is in use.

Abstract: A vehicular exterior mirror system comprises an exterior mirror assembly and an electronic control system. The exterior mirror assembly has a fixed support adapted to be mounted to the side of the vehicle and has a mirror housing supported by a support arm and movable along the support arm from a first position proximate to the fixed support to a second position proximate to a distal end of the support arm. The exterior mirror assembly comprises a first electrically powered mechanism for pivoting the support arm about the fixed support, a second electrically powered mechanism for moving the mirror housing along the support arm and a third electrically powered mechanism operable to adjust a mirror unit of the mirror housing to a desired adjusted position. The electronic control system is operable by the driver of the vehicle to control operation of at least the first electrically powered mechanism independent of operation of the second electrically powered mechanism.

Abstract: An interior rearview mirror assembly for a vehicle includes a housing having a mirror casing and a support for mounting said mirror casing to a vehicle. The rearview mirror assembly further includes a retractable cord for use by an occupant of the vehicle for coupling to an accessory and which is adapted to couple the accessory to a vehicle system via the housing to provide a link between the accessory and the vehicle system.

Abstract: An LED lamp apparatus includes an LED and a light diffuser located on a light emission side of the LED. The light diffuser is made of at least one light transmittable material and has a light diffusing member at a peripheral portion of a light passing area of the LED. Alternatively, the light diffuser may be formed of at least one light transmittable material, and the light diffusing member may be located at a center portion of the light passing area of the LED.

Abstract: A button device, which is disposed beside a display unit, comprises at least a button unit. The button unit includes a first part, a second part, and a third part. In this case, the second part is adjacent to the first part. At least a light beam emitted from the display unit passes through the second part. The third part faces the first part. At least a light beam passing through the second part is transmitted to the third part, and then the light beam transmitted to the third part is reflected by the third part and passes through the first part.

Abstract: A lighting device (10) has an elongated light tube (12) to be used in combination with a holster (80) in a manner which will enable the holster (80) to hold the lighting device (10) as may be necessary and also enable the holster (80) to adjust the extent of illumination of the light tube (12) of the lighting device by light received from a light source (24) disposed within the lighting device (10) using magnets (66, 96).

Abstract: An improved incandescent mantle formed of a woven fabric tube and having at least one open end with a fireproof attaching material provided for attaching at least one of the ends of the tube to a burner. At least one additional fireproof material portion is provided between the burner and mantle to reinforce and protect the mounted mantle from jarring forces.

Abstract: A flashlight having an elongated body having opposed first and second ends. A first lamp is a high-intensity variable brightness white light source located at the first end. A number of additional lamps are positioned at the first end. The additional lamps include at least two different output wavelengths different from each other and from the first lamp. A first switch on the flashlight selectively operates to select the output wavelength of the flashlight by selectively enabling different lamps based on the condition of the switch. A power storage element and control circuitry are connected to the lamps and to the switch.

Abstract: A switch device of a flashlight includes a tubular switch housing disposed in a barrel, abutting against a coupling ring mounted fixedly in the barrel, and having an outer circumferential surface formed with an engaging groove corresponding to a positioning groove in the inner surface of the barrel. The engaging groove has a depth that gradually increases toward an open end of the barrel. A switch unit is housed in the switch housing, and includes an operating member extending outwardly of the barrel through an opening in the switch housing and a through hole in the barrel. A wedge member engages the positioning groove in the barrel and the engaging groove in the switch housing, and has a thickness that gradually increases toward the open end of the barrel so as to prevent movement of the switch housing in the barrel.

Abstract: A modular lighting system is formed of tubular fluorescent lamps mounted within adjustable fixtures. The fixtures are composed of rigid and flexible elements and can conform to the shape of almost any size or shape of lamp. The lamps may be of any variety of pre-determined shape, curvature or length, to meet the desired lighting requirement. Each fixture may include a lampholder, lamp retention device, mounting surface, ballast, enclosures, and specially-molded flexible special power cable which flexibly connects the rigid elements or assemblies of each fixture. Electrical connections are made between each adjacent fixture with integral male and female flexible power cords. Thus, a custom-made fluorescent lighting system is created using standardized flexibly adjustable fixtures and any variety of lamp shapes or lengths. The system may be installed and electrically connected without any disassembly or tradition field-assembled and installed wiring, minimizing effort for installation or removal.

Abstract: The present invention provides a LED decorative light string that comprises one or more branch circuits, each of said more branch circuits is connected in parallel with each other, and then connected to a common power supply wire for importing operational voltage; each said branch circuit comprises a quantity of light groups, and said quantity of light groups are serially connected in turn; each said light group comprises two or more LEDs, wherein at least one LED is connected in parallel with other LEDs in reverse direction, said other LEDs are connected in parallel in the same direction. The LED decorative light string of the present invention has the advantage of more economical, more reliable in performance, longer life span.

Abstract: An integrated fluorescent lamp device for use with a lamp fixture including a lamp socket configured to removably receive a portion of the integrated fluorescent lamp device therein to selectively support the integrated fluorescent lamp device thereon, the integrated fluorescent device comprises an enclosure to house an electronic ballast coupled to a lamp base affixed to the enclosure having a pair of mounting members formed on opposite sides thereof configured to be removably received in the lamp socket obversely configured to secure the integrated fluorescent lamp device to the lamp fixture and a fluorescent lamp affixed to the enclosure including a spiral shaped glass tube containing a gas electrically coupled to the electronic ballast such that when a switch mounted on the lamp fixture is in the on position electricity flows from an AC power source through the lamp base, electronic ballast and fluorescent lamp to energize the gas within the spiral shaped glass tube.

Abstract: A portable personal headlamp utilizes an array of light-emitting diodes on the front face of a circuit board. Arc-shaped projections on the front face of a finned heat sink are in heat-conducting relationship with printed conductors on the rear face of the circuit board, which partially surround one lead of each light-emitting diode.

Abstract: A backlight assembly for use in a transmissive display system is described. The backlight assembly includes a light source that illuminates a light chamber. A transmissive display is positioned adjacent the light chamber so that light that exits the chamber illuminates the transmissive display. The backlight assembly may include one or more specular reflectors and one or more other optical elements to ensure that the light that exits the light chamber has the desired spatial uniformity, polarization, color, and/or angular distribution.

Abstract: A light attaching device includes a base member having a bottom portion for attaching onto a bicycle portion, a housing pivotally attached to the base member and having a lock member for engaging with a spring latch of the base member and having an internal gear. A coupling strap may detachably attach the base member to the bicycle portion. A shaft is slidably engaged in the housing and has a gear for meshing with the internal gear of the housing and for adjustably positioning the shaft to the housing at selected angular position. A light device may be attached to the shaft and adjusted relative to the housing at the selected angular position together with the shaft.

Abstract: The present invention relates to improvements in controlling the direction of light rays.

Abstract: A vehicle headlamp is provided with: a projection lens; a light source; a reflector for reflecting light, which has been directly emitted by the light source, to a front side along an optical axis; and a shade arranged between the projection lens and the reflector, for shading a part of light reflected by the reflector 24. A bright and dark boundary forming portion capable of forming a cutoff line of a light distribution pattern is formed at an upper edge portion of the shade. In a neighborhood of the bright and dark boundary forming portion on a front face of the shade, a low reflecting region is provided. A reflectance of the low reflecting region is lower than a reflectance of a high reflecting region. A reflectance of the high reflecting region is higher than a reflectance of a rear face of the shade.

Abstract: An LED illuminated glow stick apparatus uses multicolored LEDs to illuminate an optically transmitting tube that is encased in a soft cushion that is at least partially transparent. The LED illuminated glow stick is capable of glowing in a variety of different colors. It is reusable and rechargeable and safe for children. The LED illuminated glow stick is useful as safety equipment and as a toy. The LED illuminated glow stick may additionally include an LED flashlight.

Abstract: A circuit board module has a circuit board, a first light emitting diode (LED) mounted to the circuit board, a second LED mounted to the circuit board, and a light pipe assembly disposed adjacent the first and second LEDs. The light pipe assembly is configured to convey light from the first and second LEDs to a viewing area (e.g., a front panel, a faceplate, etc.). The light pipe assembly includes a first light pipe associated with the first LED, a second light pipe associated with the second LED, and an opaque sleeve configured to fit around at least a portion of the first light pipe and inhibit light conveyed through the second light pipe from bleeding into the first light pipe. Such a sleeve is further configurable to prevent each light pipe from inadvertently capturing light from the wrong LED.

Abstract: An area light source device includes a light source, a light guide including a first side surface on which emission light from the light source is incident, and a first major surface and a second major surface, which are opposed to each other and from which the incident light on the first side surface emerges, an optical sheet that is disposed on the second major surface side of the light guide and has a reflective surface on a side thereof that is opposed to the second major surface, and a film member that is disposed between the light guide and the optical sheet, has light transmissivity and has a projection-and-recess-shaped portion on a surface thereof.

Abstract: An apparatus having a light source, a reflector, and a light pipe is disclosed. The light source includes a plurality of LED dies arranged in an array along a first direction, each LED die emitting light in a second direction. The light pipe includes a layer of transparent material having a top surface, a bottom surface, and an edge surface. The reflector reflects light from the LED dies traveling in the second direction into the edge surface of the light pipe such that a portion of the light is reflected by the top and bottom surfaces of the reflector. In one embodiment, the reflector redirects light leaving the LED dies within a predetermined cone of angles about the first direction into the light pipe such that the light in that predetermined cone of angles is totally reflected by the top surface of the light pipe.

Abstract: A light source for a display device includes a board and light emitting diodes mounted on the board. The light emitting diodes include a white light emitting diode which emits white light and a red light emitting diode which emits red light.

Abstract: The invention is a side-emitting illumination system that incorporates a light emitting diode. The side-emitting illumination system recycles a portion of the light internally generated by a light emitting diode back to the light emitting diode as externally incident light. The light emitting diode reflects the recycled light, thereby increasing the effective brightness of the light emitting diode. The light reflected by the light emitting diode is directed though the output aperture of the side-emitting illumination system, thereby increasing the output brightness and efficiency of the side-emitting illumination system. The light emitting diode reflects externally incident light with a reflectivity greater than 40 percent.

Abstract: An apparatus for agitation mixing comprises a casing including a flow channel through which fluid passes, an agitation body consisting of a shaft installed in the casing and connected to a motor and an agitation blade mounted on the perimeter of the shaft, a powder inlet attached to the casing to feed a powder into the casing, a liquid inlet attached to the casing in the vicinity of the powder inlet to feed a liquid into the casing, a powder inlet duct connected to the powder inlet, and an introducer placed in the powder inlet duct and connected to a motor.

Abstract: A valve assembly for a molding system includes a plurality of sequentially activated valves. The valves suppress the initial surge of each individual fluid material component such that a proper quantity of each component is supplied to the mix head at the beginning of each cycle. Each of the valves includes a respective opening. The feed assembly continues to force fluid material against a first valve until the pressure is above a predetermine value. Once the pressure is above the predetermined value, the controller releases the pressure from an actuator associated with the first valve such that the valve opens. Fluid material can now flow through the valve assembly at a rate suppressed by the first valve. As the feed assembly continues to build toward it operational pressure, each remaining partially closed valve is opened in sequence. The restriction of one valve is thereby replaced by a lesser restriction. By opening the valves at a predetermined pressures the pressure buildup can be readily controlled.

Abstract: This timekeeper comprises a first timer (4), means (12) for connecting it selectively to the train of the timekeeper (T), a second timer (5), a synchronous coupling between the first (4) and second (5) timers, and fly-back means (13, 13?, 9, 11) for said timers (4, 5). An auxiliary motive source (10?) is in a driving relationship with the second timer (5) and a one-way coupling (6a, 7a) is situated between the first (4) and second (5) timers to regulate the speed of movement of the latter at a predetermined ratio with the speed of movement of the first timer (4) while allowing one-way relative movement of the first timer (4) relative to the second (5) when the latter is in the stop position and one-way relative movement in the opposite sense of the second timer (5) when the first timer (4) is in the stop position.

Abstract: A timepiece, in particular a wristwatch, includes a constant-force device for acting on an oscillating system, the constant-force device including a switching unit and a tensioning module having a primary spring-energy store and a secondary spring-energy store. A seconds shaft bearing a seconds wheel and a cam plate is driven to rotate constantly by the secondary spring-energy store. The seconds wheel drives the oscillating system, and the cam plate acts on the switching unit for the periodic tensioning of the secondary spring-energy store by the primary spring-energy store.

Abstract: The balance-spring (1) includes a plurality of coils (3) of which the end (6, 8) of the outer curve (2) is rigidified by deformation in order to define accurately the setting point (7) of said balance-spring, said deformation being able to be achieved by bending the end (6) of the outer curve (2) through 90° in a plane perpendicular to the height of the balance-spring (1) or by folding down through 180° a portion of the end (8) of the outer curve (2) against the inner or outer face of said end (2).

Abstract: A temperature detecting heater with an indicating structure for an aquarium, the temperature detecting heater mainly has an indicating structure including a control circuit and a two-color LED indicating lamp in its circuitry. After the temperature detecting heater is turned on, temperature detectors of the control circuit detects a voltage to compare it with a reference voltage at a set point; when the temperature at the detected point is lower than that of the set point, a heating element of the temperature detecting heater is controlled to work normally and makes the LED indicating lamp show a first color, for instance, red; but when the temperature at the detected point is higher than that of the set point, the heating element of the temperature detecting heater is controlled to stop working and makes the LED indicating lamp show a second color, for instance, green.

Abstract: An assembly method and structure of an electronic clinical thermometer is disclosed. The thermometer can be disassembled or assembled as required, wherein one of the detachable modules such as the measuring body has an incomplete electronic clinical thermometer circuit lacking at least two elements, and these electronic elements are mounted within the other module such as the measuring probe, so that the two modules when attached together form a complete clinical thermometer.

Abstract: A linear guidance device has an elongated guiding rail having at least one throughgoing opening extending from the upper surface for receiving a mounting element for mounting the guiding rail on a lower component. A guidance car is displaceably guided on the guiding rail in a longitudinal direction of the guiding rail. A cover band can be attached to an upper surface of the guiding rail, the cover band formed so that a limiting line of a free end of the cover band is formed so that when a point of the cover band coincides with a boundary line of the throughgoing opening in a selected direction, a portion of the limiting line is arranged completely outside of a boundary line of the throughgoing opening.