Abstract: Disclosed is a jet printing method, which includes firing printing fluid drops and deflecting them. The drops are then deflected again in a second direction, which can allow them to be deposited in a collimated swath. Also disclosed is dynamically adjusting the deflection to achieve a dynamic swath density and/or a dynamic swath width.

Abstract: An image forming apparatus includes an engine unit formed by unitizing an engine part configured to scan a carriage having a recording head jetting a liquid drop of recording liquid in a main scanning direction and conveying a recording medium in a sub-scanning direction, so that an image is formed, and a keeping and recovering mechanism configured to keep an operating state of the recording head forming the engine unit, the keeping and recovering mechanism being provided at a rear side of an apparatus main body.

Abstract: This liquid supply system has a liquid storing portion, and a first communication hole and a second communication hole formed in the bottom of the liquid storing portion. The liquid supply system has a gas circulation mode of leading a gas in the liquid storing portion to the outside through the second communication hole and forcing the gas into the liquid storing portion through the first communication hole.

Abstract: A method of manufacturing an ink jet head which discharges ink, comprising: a step of preparing a silicon substrate; a step of forming a membrane having a layer in which a plurality of holes are disposed to constitute a filter mask, and a layer with which a first surface is coated in such a manner that the first surface is not exposed from the plurality of holes on the first surface of the substrate; a step of forming a close contact enhancing layer on the membrane formed on the substrate; a step of forming a channel constituting member on the close contact enhancing layer to constitute a plurality of discharge ports and a plurality of ink channels communicating with the plurality of discharge ports; a step of forming an ink supply port communicating with the plurality of ink channels in the silicon substrate by anisotropic etching from a second surface facing the first surface of the substrate; and a step of forming a filter in a portion of the close contact enhancing layer positioned in an opening of the in

Abstract: A print engine includes a print roll cartridge. The print roll cartridge includes a former, in turn, defining ink reservoirs for storing respective types of ink and bears a wound length of print media upon which the stored ink can be printed. The print roll cartridge defines a print media exit slot and includes a feed arrangement arranged to feed the print media through the exit slot. A printhead assembly includes an ink feed arrangement, in turn, defining ink feed galleries which can be connected in fluid communication with respective ink reservoirs. An elongate printhead is arranged relative to the ink feed arrangement to print ink fed from the ink feed galleries onto the print media fed through the exit slot. A motor assembly is coupled to the former and the feed arrangement to feed the print media through the exit slot. A cutter assembly is arranged to cut printed print media from the remaining print media wound upon the former.

Abstract: A printhead and ink supply arrangement suitable for utilization in a print on demand camera system includes a housing. A baffle unit is encased in the housing and, together with the housing, defines a number of ink storage chambers. The baffle unit is configured to inhibit ink acceleration as a result of movement of the camera system. An ink distribution manifold is arranged on the baffle unit and defines a series of slots. The series are in fluid communication with respective storage chambers and ink outlets. A printhead is arranged on the ink distribution manifold to receive ink via the ink outlets.

Abstract: An ink cartridge includes a wall, and an ink supply portion positioned at the wall. The ink supply portion has an ink supply opening formed therein. The ink cartridge also includes a plurality of protrusions which includes a first protrusion and a second protrusion, and each of the first protrusion and the second protrusion extend from the wall. In an embodiment, a distance between the first protrusion and the second protrusion is greater than 0 mm and less than a diameter of the ink supply opening. In another embodiment, the distance between the first protrusion and the second protrusion is greater than 0 mm and less than a diameter of the ink supply opening.

Abstract: An ink cartridge includes a first surface, second surface opposite the first surface, an ink chamber, and a grip part extending from the second surface. The ink cartridge includes a first communication chamber extending from the ink chamber toward the first surface, a first valve device disposed within the first communication chamber, a second communication chamber extending from the ink chamber toward the first surface, and a second valve device disposed within the second communication chamber.

Abstract: A cartridge for a pagewidth printhead assembly is provided. The cartridge includes a body assembly having a lid and main body operatively defining a plurality of fluid chambers when assembled, each chamber comprising a stack of polymer layers with a micro-capillary array of channels formed therein to form an absorbent assembly. The cartridge includes a plurality of printhead integrated circuits (IC) each having a plurality of micro-electromechanical nozzle arrangements for ejecting printing fluid onto a printing medium, in use. The cartridge also includes a fluid distribution member operatively arranging each chamber in fluid communication with each IC.

Abstract: Provided is an ink supply cartridge for a printhead assembly having a printhead integrated circuit (IC) and a guide assembly for guiding ink to the IC. The ink supply cartridge includes a first U-shaped top portion defining side walls, and a second base portion for complementarily receiving the first portion so that the side walls define elongate ink reservoirs together with the base portion. The base portion includes an end portion defining a series of air inlets with convoluted winding channels leading to the ink reservoirs, said channels hydrophobically treated to prevent ink escaping from the channels.

Abstract: An ink stick for a phase change ink jet printer is provided. The ink stick includes a first ink stick body segment having a proximal portion and a distal portion, a second ink stick body segment having a proximal portion and a distal portion, and one or more flexible strand portions. The strand portion is formed integrally with the first ink stick body segment and the second ink stick body segment, and connects the proximal portion of the first ink stick body segment and the proximal portion of the second ink stick body segment. The strand portion flexes to permit variation in the distance between the distal portion of the first ink stick body segment and the distal portion of the second ink stick body segment.

Abstract: An ink stick for use in a phase change ink printer includes a first portion of a solid ink stick body, the first portion being formed of a first material of a phase change ink composition. The ink stick also includes a second portion of the solid ink stick body, the second portion being formed of a second material. The first material and the second material combine when the ink stick body is melted.

Abstract: A solid ink stick incorporates structural features and aspect ratios that facilitate movement of the ink stick through a feed channel. The ink stick includes an ink stick body having a width, a length, and a height, a first skew limiter in a lateral side of the ink stick, the first skew limiter having a length substantially equal to the length of the ink stick and a width that is less than one-half of the width of the ink stick, and a second skew limiter in a lateral side of the ink stick opposite the lateral side in which the first skew limiter is located, the second skew limiter having a length substantially equal to the length of the ink stick and a width that is less than one-half of the width of the ink stick.

Abstract: A fluid transport apparatus maintains temperature of a fluid transported through a conduit. The fluid transport apparatus includes a fluid transport conduit for transporting fluid, the fluid transport conduit having an inlet end that is coupled to a fluid supply and an outlet end that is coupled to a receiving port, a compressor conduit configured to pump fluid through the fluid transport conduit by pressurizing and venting the compressor conduit, and a thermal conductor configured to achieve a non-ambient temperature for the fluid within the fluid transport conduit as the compressor conduit is operated to move the fluid through the fluid transport conduit.

Abstract: An ink-jet head comprises a passage unit with an ink passage formed therein and a branching passage unit, and is constructed by laminating the passage unit and the branching passage unit with each other. The ink passage extends from a common ink chamber for supplying ink to a pressure chamber toward a nozzle. The branching passage unit includes an ink branching passage for branching ink from an ink introduction port to ink outlet ports. The outlet ports leads out ink into the passage unit. Inlet ports for introducing ink into the common ink chamber are formed on a surface of the passage unit. Ink outlet ports in the branching passage unit are disposed so as to face the inlet ports. Filters for removing foreign matters mixed in ink are formed in the ink branching passage within the branching passage unit.

Abstract: The present invention relates to an ink composition containing a monofunctional monomer at a mixing ratio of 50 to 70% by weight, a bifunctional monomer at a mixing ratio of 10 to 30% by weight and a multifunctional monomer at a mixing ratio of 1 to 10% by weight. According to the invention, there is provided an ultraviolet curing type ink composition which is curable with an ultraviolet ray, high in its curing (polymerization) rate, and low in viscosity and toxicity. Further, an imaging process using the above-mentioned ink composition is also disclosed.

Abstract: In an ink set, which is an ink set (A) obtained by combining a plurality of aqueous inks (a) and used together with an aqueous ink (B) containing a water-insoluble coloring material, respective aqueous inks constituting the ink set (A) contain at least one water-soluble organic solvent serving as a poor solvent for the water-insoluble coloring material contained in the aqueous ink (B), and among the water-soluble organic solvents which are respectively contained in the aqueous ink (a) and serve as a poor solvent, at least one water-soluble organic solvent has a vapor pressure at 20° C. that is lower than the vapor pressure of water at 20° C. The ink set can form a full-color image in which occurrence of bleeding at boundaries between different adjacent color regions of the image has been suppressed.

Abstract: An inkjet recording apparatus includes: a drum rotor rotating while holding recording medium on circumferential surface; a head unit disposed facing circumferential surface and movable relatively to drum rotor along axis direction, and provided with image recording head and background recording head; a light irradiating device for curing ink on recording medium, light irradiating device facing circumferential surface of drum rotor and aligned with head unit along rotation direction of drum rotor; and a control device that controls drum rotor to rotate, head unit to move along axis direction while jetting real image recording ink and background recording ink, and light irradiating device to irradiate light, wherein the control unit performs control such that, during a time after one of image recording head and background recording head has performed recording and before the other one performs recording, light irradiating device irradiates light onto ink of record generated by the one.

Abstract: A printhead for an inkjet printer with a print engine controller for operatively controlling the printhead, the printhead comprising: an array of nozzles for ejecting ink; print data circuitry for providing the nozzles with print data; and, an optical sensor for optically receiving the print data from a beacon operated by the print engine controller.

Abstract: Disclosed herein are eyeglass frames and eyeglass frame kits made from a polymer composition comprising PCTG, and eyeglasses comprising a pair of lenses mounted on the eyeglass frames or eyeglass frame kits disclosed herein. The polymer composition disclosed herein may optionally comprise one or more additives such as colorants and fillers.

Abstract: This invention relates to temples for eyeglasses each comprising a main temple body and an accessory part. The accessory part at each side has a side plate provided with an embracing portion turning at the rear end thereof and further extending forward. An inserting portion is provided on the side plate near the embracing section. The main temple body at each side has an engaging section at its end, and an engaging slot which is carved to be hollow is provided at a place near the engaging section of the main temple body. In this manner, the side plate of the accessory part and the embracing section embrace the engaging section of the temple body, and the inserting portion of the accessory-part is inserted and interlinked within the engaging slot such that a stable assembling state is accomplished between the main temple body and the accessory part.

Abstract: Eyeglasses having at least one video display with a surface substantially equal in area to that of a lens of the eyeglasses, that may be pivoted forwardly and outwardly to an open position for viewing, and may be folded rearwardly and inwardly to a stored position for retention by the temple members of the eyeglasses when not in use, is described. Telescoping arms permit adjustment of the distance between the video display and the corresponding lens to suit a user. The video display may be mildly concave in shape so that when in the closed position against the corresponding temple member, the eyeglasses present the appearance and function of conventional eyewear.

Abstract: The invention provides methods for designing contact lenses and contact lenses designed according to the method, which lenses provide an improved method for presbyopia correction compared to conventional lenses and methods. It is a discovery of the invention that improved performance and reduced design time can be obtained by using lens pairs that act synergistically to provide the lens wearer with good binocularity and consistent performance in near, intermediate and distance vision.

Abstract: The invention is directed to a method and a device for opthalmological equipment for examining the fundus of the eye by means of an optical system and electronic sensors for image recording. The focusing device, according to the invention, for opthalmological equipment based on the nonmydriatic principle comprises a projection unit which projects at least one focusing mark in the infrared spectral region on a surface in the eye and a focusing unit, both of which are displaceable along the optical axis. The displacement carried out by electronically controllable adjusting elements is carried out simultaneously or individually based on the corresponding presets of a control unit that is provided. The necessary synchronization between the projection unit and the focusing unit can be ensured in a simple manner by means of the inventive solution.

Abstract: A goggle based light-weight VOG system includes an integral calibration laser and at least one digital camera connected to and powered by a laptop computer through a firewire connection. The digital camera may digitally center the pupil in both the X and Y directions. A calibration mechanism may be incorporated onto the goggle base. An EOG system may also be incorporated directly into the goggle. The VOG system may track and record 3-D movement of the eye, track pupil dilation, head position and goggle slippage. An animated eye display provides data in a more meaningful fashion. The VOG system is a modular design whereby the same goggle frame or base is used to build a variety of digital camera VOG systems.

Abstract: A device and method are provided for treating the visual system of a human including the retina, visual cortex and/or other neuro-cellular structures. The method includes the steps of locating and defining a blind zone of deteriorated vision within the human's visual system, defining a treatment area which is located predominantly within the blind zone, and treating the human's visual system by presenting visual stimuli to the human's visual system. The majority of the visual stimuli are presented to at least a portion of the blind zone.

Abstract: A virtual sensitivity value which is obtained, variously changing a pupil diameter is measured in advance for many examinees, and volume of correction which is necessary at the time when the sensitivity value is corrected into one in a standard pupil diameter is stored as correction volume database. An apparatus has measurement means for measuring the pupil diameter of the eye to be examined, computing means for computing a shape parameter rate of the measured pupil diameter to the standard pupil diameter, and judgment means for computing volume of correction by referring to the correction volume database from the shape parameter rate and correcting the virtual sensitivity value obtained by measurement of the eye to be examined and for judging a sensitivity step of the eye to be examined.

Abstract: Alteration of a fixation or peripheral stimulus displayed on a computer-driven display allows a human subject to maintain extended visual fixation upon the resulting dynamic stimulus. The fixation is presented upon the display and the stimulus is altered to allow resensitization of the subject's retina, thereby allowing prolonged visual fixation upon the resulting dynamic target. A dynamic stimulus may utilize a frequency doubling illusion.

Abstract: An ophthalmic examination system comprising a headrest with a detection element, and an ophthalmic instrument (OI) having a microprocessor and a sensor in communication with the microprocessor. The sensor is configured to detect the presence of the detection element, and the headrest is configured for coupling to the OI.

Abstract: The invention relates to a film transport device for transporting a motion picture film, in particular in a film recorder, having a rotatable transport drum for the rotary guidance of the film. The transport drum has movable registration pins which can be introduced temporarily into the transport path of the film at the transport drum to precisely fix the position of the film. The invention furthermore relates to a film recorder having a film transport device of the mentioned kind and to a method of transporting a motion picture film by means of a rotating transport drum, in particular in a film recorder.

Abstract: An image display device which displays an image to a viewer in front thereof without cross-talk and displays a two-dimensional image in wider space is provided. The image display device which projects an image on the viewer includes; a light source unit which emits light to the viewer; an imaging section in which an image is formed; optical means in which the light emitted from the light source unit is transmitted to enter the imaging section; and a viewing angle controller which diffuses and spreads the light directed to the left eye of the viewer in the left area from the left eye of the viewer, and the light directed to the right eye of the viewer in the right area from the right eye of the viewer.

Abstract: A display has a screen which incorporates a light modulator. The screen may be a front projection screen or a rear-projection screen. Elements of the light modulator may be controlled to adjust the intensity of light emanating from corresponding areas on the screen. The display may provide a high dynamic range.

Abstract: An image display apparatus acquires a high-quality image by suppressing positional fluctuation of projected dots due to a positional offset of an optical path deflecting element. A spatial light modulation element (1) displays an image by projecting a light from an illumination light source. A projection optical system (3) enlarges and projects the image formed on the spatial light modulation element (1). An optical path deflecting element (2) is provided between the spatial light modulation element (1) and the image formed on a screen (4) so as to deflect an optical path in accordance with a screen frame period. The optical path deflecting element (2) shifts the optical path for the image projected on the screen (4) at a high rate so as to apparently increase a number of picture elements. The optical path deflecting element (2) is located within the projection optical system.

Abstract: The present invention provides a projection type display unit including a light source, an optical unit including a light valve and a projection lens, and a cooling section for cooling the light source and the optical unit. The light source and the optical unit as well as the cooling section are incorporated in an armor cabinet. A highly heat conductive sheet metal component part is disposed in a space between a lamp as the light source and the armor cabinet.

Abstract: In conjunction with attachment or detachment of a dust filter, a lid disposed to an inlet of a duct operates to close the inlet.

Abstract: There is disclosed a projection device which includes a light source constituted of a reflector and a light source lamp, a projection system including a projection encoder for forming a light image based on an input image signal to project it by use of light from the light source, a micromirror element and a projection lens, a photographing system including a photographing lens for photographing the projected image, a CCD and a process circuit, and a control section detecting a luminance distribution from the photographed image and correcting a luminance distribution of the light image formed by the micromirror element in accordance with the detected luminance distribution.

Abstract: According to the present invention, a projection type image display apparatus enables control of a large amount of light masking through a light-masking unit while maintaining a uniform illumination distribution in an area to be illuminated by the illumination light. The apparatus uses two array lenses on which lens cells are arranged in matrix form, where light-masking unit masks the array lens installed on the light source side in their particular area. The light-masking unit adjusts the amount of light emitted from the light source. The light-masking area of lens cells adjacent to lens cells closest to an optical axis is made smaller than the light-masking area of other cells.

Abstract: A dynamic aperture, positioned in the path of light, includes a pair of parallel blades, a connecting member, a driving member, and a motor. The projection device includes a light source configured for generating light. The connecting member is fixed to the projection device and rotatably interconnects a same side of the blades. The driving member rotatably interconnects the opposite side of the blades so that the blades, the connecting member, and the driving member constituting a variable quadrangular frame. The motor is coupled to the driving member and is configured for rotating the driving member. Rotation of the driving member and restriction of the projection device to the connection member alter dimensions of the variable quadrangular frame and accordingly adjust a gap between the blades through which the generated light passes.

Abstract: A glare reduction device that includes a pair of external mirrors located on a vehicle, with each mirror including an internal motor and a layer of light-reducing covering that is extendable and retractable over each mirror by a small, internal electric motor. The light-reducing covering is preferably a glare-reducing glass panel, but may also be a glare-reducing film or a glare-reducing filter, with the light-reducing covering being mounted within a guide track. Each of the motors is controlled by a control switch that is located within the passenger compartment of the vehicle, with each electric motor receiving power from the 12-volt DC electrical system of the vehicle. When the motor is activated, it will either extend or retract the light-reducing covering as needed.

Abstract: In a variable-shape mirror provided with a support base, a mirror portion that is disposed to face the support base and that has, on a side thereof facing away from the support base, a mirror surface which is irradiated with a light beam, and piezoelectric elements that are sandwiched between the support base and the mirror portion and that vary the shape of the mirror surface, the piezoelectric elements are bonded, by means of a thin layer of metal, to at least one of the support base and the mirror portion by the application of heat and pressure.

Abstract: A backlight assembly includes a plurality of lamps each having electrodes at opposite ends of a tube, and a bottom cover for receiving the plurality of lamps, the bottom cover having a bottom surface, first lateral sides that correspond to the ends of the plurality of lamps, and second lateral sides that correspond to a lengthwise direction of the plurality of lamps, wherein the first lateral sides have a first height above the bottom surface of the bottom cover that is less than a second height of the second lateral sides above the bottom surface of the bottom cover.

Abstract: An illuminable indicator (40) has an opaque base (42); a cover (44) for the base (42), the cover (44) having a formed design (46) therein having a given circumference with an area (48) defined by the circumference, the area (48) provided with a reflector (49) and at least the formed design being translucent; and mounting means (50) formed in the base for receiving a light engine (10).

Abstract: A motor vehicle has an exterior coating. A fluorescing and/or phosphorescing substance is added to the exterior coating or forms a part of the exterior coating. The fluorescing and/or phosphorescing substance serves to emit light, in particular red, green and/or blue light, in a visible range upon irradiation by light in an invisible range.

Abstract: A mountable welt that is easier to attach to a desired surface or joint. The welt includes a transparent or semi-transparent sheath casing circular or oval in cross-section with at least one integrally formed, laterally extending wing member. The wing member is a relatively thin structure that extends longitudinally over a portion or the entire length of the outer casing. In the preferred embodiment, the outer surfaces of the wing member converge towards their outer edges thereby enabling the wing to be placed into a joint space. A suitable attachment method, such as sewing, an adhesive, or a closed joint, may be used to attach the wing to the desired surface or joint while allowing the outer casing to be exposed. Located inside the outer sheath is a continuous linear light.

Abstract: An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface and the second surface are on opposite sides of the main body. The first surface and the second surface define a plurality of first micro-depressions and a plurality of second micro-depressions respectively. Each first micro-depression is defined by four connecting curved inner sidewalls. A transverse width of each curved inner sidewall of each first micro-depression progressively decreases with increasing distance from the first surface. Each second micro-depression is defined by four connecting inner sidewalls. A transverse width of each inner sidewall of each second micro-depression progressively decreases with increasing distance from the second surface. A backlight module using the present prism sheet is also provided.

Abstract: A light control plate 30A of the present invention is disposed in front of a surface light source 20 that emits, in a predetermined direction, parallel light Fi having a substantially uniform luminance distribution. The light control plate 30A has a light incidence surface 30a, at which there are provided optical path control sections 31A of concave and/or convex cross-sectional shape, and a planar light exit surface 30b. The surface of the optical path control sections 31A comprises first to M-th planar portions 32A1 to 32AM. The inclination angles ?1 to ?M and pitch ratios L1 to LM of each planer portion are specified in such a manner that the parallel light Fi can be spread within an exit angle range ??max to ?max relative to the predetermined direction, to exit as light having a substantially uniform luminance angular distribution within the exit angle range.

Abstract: The invention is an illuminable tank that includes a partially translucent plastic tank and an illumination apparatus. The illuminable tank enables a user to determine the level of liquid in the tank, to make the tank more visible at night, and to light the area surrounding the tank's mouth and a spout. The illumination apparatus has a magnetic reed switch and an electrical circuit with a plurality of light emitting devices that are directed toward the interior of the tank, therein backlighting the tank and illuminating a visible level line at an interface of a surface of the liquid in the tank and the space above the surface. There can also be external lights which provide a cone of light for the spout. The illumination apparatus is explosion proof, and the illuminable plastic tank can be used to store, carry and dispense all commercial retail fuels.

Abstract: An umbrella apparatus includes a pole portion, a canopy portion hingedly coupled to the pole portion, the canopy portion having a plurality of support ribs and a plurality of support struts, and at least one lamp module mounted to the canopy portion, each lamp module having a plurality of light emitting diodes, each light emitting diode being aimed in a selected fixed direction, at least one of the light emitting diodes being aimed in a direction that is not normal to the support rib to which the lamp module is mounted.

Abstract: There is provided hands-free lighting, components thereof, and other accessories combined with the hands-free lighting. The hands-free lighting is preferably lighted headgear including hats and includes various accessories for use therewith, such as a protective switch guard associated with hat packaging surrounding an activation switch to prevent inadvertent activation while still allowing intentional actuation thereof.

Abstract: The present invention relates to an input device having an indicating lamp. The input device includes a case and an electronic lighting module. The electronic lighting module includes a printed circuit board, an electronic lighting element and a light guide post. The light guide post has a crooked shape. Due to the crooked shape, the light beams emitted by the electronic lighting element are no longer focused as a spot on the surface of the case.