Abstract: A liquid ejection device includes: an ejection head configured and arranged to eject liquid from a nozzle; a suction container in which a first suction port, a second suction port that is farther away from the nozzle compared to the first suction port, and a discharge port are formed, air sucked from the first suction port and the second suction port passing through the suction container; and a suction device configured and arranged to suck the air from the discharge port to an outside of the suction container.

Abstract: An image forming apparatus includes: a recording head with multiple nozzles on a surface of the recording head to discharge droplets, the surface with the nozzles facing in a horizontal direction or in a direction leaning upward or downward with respect to the horizontal direction, a wiper to wipe the surface with the nozzles of the recording head from top to bottom, a guide member attached to the recording head at the lower end of the surface with the nozzles, to have contact with the wiper, and a cleaning member attached to a main body of the apparatus to clean the guide member.

Abstract: Inkjet printing methods are provided that deflect and guide a condensation reducing airflow between a printing module and a receiver without disrupting inkjet drop placements and that use surface energy differences to manage any condensation that arises.

Abstract: An image forming apparatus includes an ink-ejecting unit, a region dividing unit, and a preparatory ejection unit. The ink-ejecting unit has a recording head aligned in a width direction which is substantially perpendicular to a transport direction of a recording sheet, and ejects ink onto the recording sheet through plural orifices of the recording head in accordance with print data to be printed in response to a print instruction, thereby printing an image. The region dividing unit divides, in the width direction of the recording sheet, a print region of the recording sheet into a user region and a print control region. The preparatory ejection unit preparatorily ejects ink onto the recording sheet through the plural orifices so that an amount of ink ejected through an orifice for the print control region is smaller than an amount of ink ejected through an orifice for the user region.

Abstract: A method for manufacturing a nozzle plate includes providing a substrate having a nozzle surface in which a plurality of nozzle holes jetting a liquid is formed, and on which a water repellent film is formed, placing a plurality of droplets of a liquid resin around each of the nozzle holes, and curing the liquid droplets to form projections of a constant height around the nozzle holes. By placing the plurality of droplets of the liquid resin to surrounding area of each of the nozzle holes, and curing the droplets, it is possible to form the projections which prevent a recording medium from making contact with the nozzle surface.

Abstract: A method for fabricating a fluid nozzle array includes forming a circuitry layer onto a substrate, the substrate comprising a stopping layer disposed between a membrane layer and a handle layer, forming a fluid feedhole extending from a surface of the membrane layer to the stopping layer, and forming a fluid supply trench extending from a surface of the handle layer to the stopping layer. A fluid nozzle array includes a substrate including a membrane layer, a stopping layer adjacent to the membrane layer, a handle layer adjacent to the stopping layer, and a set of fluid chambers disposed on a surface of the membrane layer above and along a width of a fluid supply trench extending from a surface of the handle layer to the stopping layer.

Abstract: An inkjet printhead includes a printhead die including: a mounting substrate on which the printhead die is mounted, the mounting substrate including: a base layer including a hole; an intermediate layer including: a first surface including a plurality of contact pads; a second surface opposite the first surface, the second surface being proximate the base layer; and a slot that is aligned with the hole in the base layer; and a face layer proximate the first surface of the intermediate layer, the face layer including a window, wherein the printhead die is disposed within the window such that an ink feed opening of the printhead die is in fluid communication with the slot in the intermediate layer of the mounting substrate; and a plurality of electrical interconnections connecting bond pads of the printhead die to the plurality of contact pads on the intermediate layer of the mounting substrate.

Abstract: A sol-gel liquid for use in forming an individualized electromechanical conversion film of an electromechanical conversion element by inkjet methods, including a lead zirconate titanate (PZT) or the PZT and other metal complex oxides; and an organic solvent having properties surrounded by A, B, C, D, E and F in triangular composition diagram of FIG. 3, and having a viscosity of from 3 to 13 mPa·s, a surface tension of 30±5 mN/m and a dehydration rate of from 70 to 80% relative to pure water.

Abstract: A liquid-ejecting head comprises a pressure-generating chamber and a piezoelectric element including a piezoelectric material. The piezoelectric material contains a complex oxide having a perovskite structure. The complex oxide contains bismuth, sodium, barium, titanium, and copper. The ratio of copper to the total amount of titanium and copper is 0.35 mol % or more and 0.70 mol % or less.

Abstract: A liquid container includes an air-tight liquid-storage chamber or reservoir, a movable member for agitating liquid, and a protrusion portion for supporting the movable member. The movable member and the protrusion portion are disposed in the liquid-storage chamber. The movable member includes a first end that is linearly movable along the protrusion portion and a second end that is free.

Abstract: An ink tank, which is mountable on an ink jet printer, includes an ink outlet adapted to supply ink stored in the ink tank to the ink jet printer through the outlet; an air communicating hole configured to introduce air into the ink tank through the hole in accordance with an amount of the ink supplied to the ink jet printer from the ink tank; a passage communicating with the ink outlet; a prism formed in the ink tank and adapted to detect whether a remaining amount of the ink in the ink tank is below a predetermined level or not; a filter disposed between the prism and the passage; and an ink chamber connected to an upstream opening of the passage. The prism and the filter are disposed in the ink chamber.

Abstract: When filling a printing head with ink, ink in a sub-tank is circulated through a forward path port, a forward path, the printing head, a return path, a return path port, and the sub-tank by pumping ink from the forward path port side to the printing head side by a circulation pump in a state where a plurality of nozzles is sealed by bringing a contact member of a capping device into contact with a nozzle formation surface. Thereafter, sealing of the plurality of nozzles by the capping device is released while pressurizing the sub-tank by a pressure adjusting device.

Abstract: Approaches to remove bubbles from ink in an ink jet printer are described. Bubble removal may be implemented using one or more separator elements configured to separate bubbles of a vapor from ink. Each separator element includes wicking features having dimensions sufficient to allow capillary movement of the ink in the wicking features and to substantially exclude the bubbles from the wicking features. One or more inlets allow passage of the ink that includes the bubbles into the separator element. At least one vapor outlet allows vapor that has been separated from the ink to exit from the separator element. The ink exits from the separator element thought one or more ink outlets.

Abstract: An image forming method includes ejecting an ink composition including a volatile organic solvent with a solubility parameter of 20 MPa1/2 to 25 MPa1/2, acid-functionalized polymer colloid particles with a glass transition temperature of 25° C. to 85° C., and a pigment with a surface at least a part of which is coated with a polymer, onto a non-porous substrate by an ink jet method to form an image, and the absolute value of the difference between the solubility parameter of the non-porous substrate and the solubility parameter of the volatile organic solvent of the ink composition falls within 15 MPa1/2.

Abstract: A treatment solution used for ink-jet recording, includes a quaternary alkylammonium salt represented by general formula (1) and water: wherein R1 to R3 are alkyl groups each having 1 to 3 carbon atoms, and are identical with each other or different from each other; R4 is an alkyl group having 8 to 16 carbon atoms; each of the alkyl groups of R1 to R4 is a substituted alkyl group or an unsubstituted alkyl group, and has a straight chain or a branched chain; and X? is one of inorganic acid ion, organic acid ion, and hydroxide ion.

Abstract: A radiation curable paste ink composition including at least one curable wax that is curable by free radical polymerization; at least one curable liquid component that is a liquid at a temperature of from about 20 to about 25° C., present in an amount of less than about 20 percent by weight based upon the total weight of the curable paste ink composition; optionally, at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; at least one curable gellant; and optionally, a colorant; wherein the components form a curable ink composition that is a paste at a first temperature, wherein the first temperature is from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature, wherein the second temperature is greater than about 40° C.

Abstract: An ink composition including: (Component A) a polymerizable compound represented by following Formula (1); (Component B) a monofunctional polymerizable compound having a (meth)acrylamide structure; (Component C) a photopolymerization initiator; (Component D) a colorant; and (Component E) water, wherein in Formula (1), Z represents a polyol residue formed by removing n hydrogen atoms from hydroxyl groups of a trihydric to hexahydric polyol, R1 represents a hydrogen atom or a methyl group, and n represents an integer of from 3 to 6.

Abstract: An ink jet ink contains a polyurethane polymer and a pigment. The polyurethane polymer has units derived from a polyisocyanate, a polyether polyol having no acid group, and a diol having an acid group. The pigment is dispersed using a polymer other than the polyurethane polymer. The molar ratio of the percentage of the urethane bond in the polyurethane polymer to the percentage of the urea bond in the polyurethane polymer is 85.0/15.0 or more and 100.0/0 or less.

Abstract: An inkjet ink comprising water, colorant, and a dynamic surface active agent at an effective concentration such that the ink has a dynamic surface tension DST1 sec at 1 second universal surface age, a dynamic surface tension DST10 sec at 10 seconds universal surface age and a dynamic surface tension DST20 min at 20 minutes universal surface age, where DST20 min is less than each of DST1 sec and DST10 sec, and the difference between DST10 sec and DST20 min is greater than 9.2 mN/m at 21° C. or the difference between DST1 sec and DST20 min is greater than 15.5 mN/m at 21° C., and wherein the static surface tension of the ink is less than 50 mN/m. Maintaining a relatively large dynamic surface tension difference between the indicated time scales yields an optical density improvement in printed images.

Abstract: A process including disposing at least one phase separation ink in an imagewise fashion onto a final image receiving substrate to form an ink image, wherein disposing is at a first temperature at which the at least one phase separation ink is in a molten, unseparated state; cooling the ink image to a second temperature sufficient to initiate crystallization of at least one component of the at least one phase separation ink, wherein at the second temperature the at least one phase separation ink comprises a crystalline phase and an amorphous phase; wherein the amorphous phase of the at least one phase separation ink substantially penetrates into the final image receiving substrate; and wherein the crystalline phase of the at least one phase separation ink substantially remains on the surface of the final image receiving substrate; applying pressure to the ink image on the final image receiving substrate; and allowing the ink to complete crystallization.

Abstract: A print drum subassembly suitable for ink jet printing applications includes a composite print drum including an outer shell having a wall thickness in a range of about 1.5 mm to about 15 mm and a thermal conductivity greater than about 200 W/m-K disposed around a hollow core having wall thickness in a range of about 4 mm to about 30 mm and a thermal conductivity less than about 10 W/m-K. A radiant heater is arranged within the hollow core and is configured to heat the outer shell without substantially heating the hollow core.

Abstract: Methods of treating ink on a porous substrate and methods of printing onto porous substrates are provided. An exemplary embodiment of the methods of treating ink on a porous substrate includes applying a layer of ink onto a first surface of a porous substrate; irradiating the layer of ink with first radiation having a first spectrum effective to partially cure the ink layer and reduce penetration of the ink into pores of the substrate; leveling the partially-cured ink layer; and irradiating the as-leveled ink layer with second radiation to further cure the ink layer, the second radiation having a second spectrum different from the first spectrum of the first radiation.

Abstract: A printer includes a dryer, a liquid-deposition unit, a charging member, a development station, and a fixer arranged in that order along the paper path. The dryer dries a selected region of the paper on the transport to a moisture content not to exceed that of the paper equilibrated to 20% RH. The liquid-deposition unit deposits hydrophilic liquid in a selected fluid pattern on the paper within 15 seconds of the completion of drying. The charging member selectively charges the paper so that a charge pattern of charged and discharged areas is formed on the paper and the charged areas have a potential of at least 100 V. The development station deposits dry ink on the charged paper in a dry ink pattern corresponding to the selected fluid pattern. The fixer permanently fixes the dry ink to the paper.

Abstract: A conveying device comprising a conveying body that conveys a recording medium; and a press roller comprising a large diameter portion that is formed at an axial direction central portion of the press roller and makes contact with the conveying body, and small diameter portions formed at both axial direction sides of the large diameter portion with a smaller diameter than the large diameter portion. Only a width direction central portion of the recording medium is pressed against the conveying body by the large diameter portion.

Abstract: A media transport method includes applying a nominal tension to a media extending between and in contact with a media drive roller of a drive roller assembly and a media output roller of an output roller assembly by the media output roller. The media transport method also includes advancing the media toward and away from a media support member disposed between the media drive roller and the media output roller and in contact with the media by the media drive roller. The media transport method also includes determining whether the media drive roller is in a rotating state within a predetermined time period after being in a non-rotating state by a restart period determination module and a kinematic condition exists corresponding to a non-synchronized state between rotation of the media drive roller and the media output roller by a kinetic condition determination module.

Abstract: An image recording apparatus including: first and second trays on each of which a recording medium is placed; first and second rollers respectively for the first and second trays; a recording head mounted on a carriage; a drive source; a switching portion switchable to a first posture and a second posture by its contact with the carriage to change transmission of a drive power of the drive source; and a control section configured, where a switching processing is required for switching a target of the transmission of the drive power by moving the carriage to contact the switching portion to change its posture, to start the switching processing in image recording on one recording medium and then to execute a forward and reverse rotation processing for rotating the drive source forwardly and reversely.

Abstract: An image recording apparatus includes a recording section which is provided over a transport passage for transporting a sheet in a transport direction and which has nozzles for discharging an ink onto the sheet; a platen which is provided under the recording section with the transport passage intervening therebetween and which has a plurality of ribs provided to support the sheet while being separated from each other in a widthwise direction of the transport passage perpendicular to the transport direction, the respective ribs protruding upwardly and extending in the transport direction; and a plurality of holding members which are provided to be positioned between the plurality of ribs in the widthwise direction of the transport passage over the platen on an upstream side in the transport direction from the nozzles and which abut against an upper surface of the sheet and press the sheet toward the platen.

Abstract: A hand-held labeler/printer for printing and applying labels is described. The labeler/printer has a keyboard, a display, a scanner, and a battery-containing enclosure. The labeler/printer is user-friendly and compact. The labeler/printer can be easily loaded with label and webs of different widths. The labeler/printer has a discharge area along its front for the carrier web. Also described are various charging cradles and controllers for the labeler/printers.

Abstract: The present application provides glasses including a frame, temple bars and hinges connecting the temple bars with the frame. One end of each of the hinges is provided with a snap-in spring bow and the other end thereof is provided with a connecting hole hinged to the frame. Accordingly, each of the temple bars is provided with a snap groove cooperated with the snap-in spring bow of the hinge. When mounting the hinge, it only needs to insert the hinge into the temple bar such that the snap-in spring bow of the hinge is cooperated with the snap groove of the temple bar. Thus, in the glasses according to the present application, the hinge and the temple bar may be connected by a snap-fit connection instead of a soldering process or a screw connection, the connecting process is simple since neither a soldering process nor an additional screw is required.

Abstract: The invention provides ophthalmic lenses useful in preventing myopia progression. The lenses of the invention provide substantially constant distance vision power zone in the center of the optic zone surrounded by a zone that provides positive longitudinal spherical aberration.

Abstract: A contact lens such as a toric contact lens having hybrid stabilization features is disclosed. The lens includes a lens edge, a vertical meridian, a horizontal meridian, a superior region, an inferior region, an optical zone, a prism ballast zone and a peri ballast zone, wherein the contact lens has a dimple zone disposed between the optical zone and the lens edge and is centered on the inferior vertical meridian.

Abstract: A tracking device (6) for controlling the focus of electroactive spectacles (2), the spectacles (2) comprising electroactive lenses (24, 26), the tracking device (6) comprising: a tracking camera (14), a tracking controller (18), and a transmitter (20); wherein the tracking controller (18) is configured to: capture, via the tracking camera (14), an image (16); detect, in the image (16), a pair of eyes; determine, from the image of the eyes, a target focus; and transmit, via the transmitter (20), a focus message (4) to the spectacles (2), the focus message (4) being indicative of the target focus, and instructive to the spectacles (2) to set the focus of the lenses (24, 26) accordingly.

Abstract: This invention relates to an ophthalmic lens with a low reflection both in the ultraviolet region and in the visible region, comprising a substrate provided on its rear main face with a multilayered antireflective coating (3-7 layers) comprising a stack of at least one layer with a high refractive index and at least one layer with a low refractive index, having a mean reflection factor on the rear face in the visible region Rm lower than or equal to 1.15%, a mean light reflection factor on the rear face in the visible region Rv lower than or equal to 1%, a mean reflection factor RUV on the rear face between 280 nm and 380 nm, weighted by the function W(?) defined in the ISO 13666:1998 standard, lower than 5%, for angles of incidence of 30° and 45°, the antireflective coating outer layer being a silica-based layer. The lens according to the invention does especially prevent the reflection of the UV radiation produced by light sources located behind the wearer.

Abstract: A method includes preparing design variations, which include a plurality of basic design distribution groups different from each other in area-division between a distance vision area and a near vision area, and a plurality of corridor lengths different from each other. Parameters originating from prescription information, life environmental information, frame shape information and the like are input. A basic design distribution group and a corridor length are selected based on the aforesaid information. A lens design standard is obtained based on the selected basic design distribution group and corridor length. As parameters, a distance between a vertex of a rear surface of a right progressive addition lens and a vertex of a cornea of a right eye and a distance between a vertex of a rear surface of a left progressive addition lens and a vertex of a cornea of a left eye are included in setting elements.

Abstract: A method for modifying spectacle frame shape data, comprising the steps of: generating spectacle frame data by measuring the shape of a rim of a spectacle frame with a spectacle frame shape measuring apparatus, determining the principal axes of inertia of the measured shape of the rim of the spectacle frame using the rim spectacle frame data, and calculating new spectacle rim frame data expressed in the principal axes of inertia of the measured shape of the rim of the spectacle frame.

Abstract: Sensory input devices and sensory output devices for improving automatic systems, methods, and apparatuses are provided. In an embodiment, sensory input devices and sensory output devices are used to measure and evaluate at least one of cognition, knowledge, operation skills, physical properties, sensation, vision, or the like. In another embodiment, sensory input devices and sensory output devices are integrated to enhance communications. Such applications, among others, may include a plurality of sensors, actuator interfaces, or any combination thereof to optimize performance.

Abstract: The proposed innovation provides methods and systems for measuring the interpupillary distance. The proposed innovation provides a fitting pad (102) having two detection points (104 and 106). The fitting pad is placed on the forehead of the user and an image is captured. The image is uploaded and pupil distance calculator software locates the fitting detection points and calculates the distance in pixels of the left and right X, Y coordinates. The software creates an image scale by dividing the pixel counts between the detection points. The software automatically locates the X, Y coordinates between the center of the left and right pupils and calculates the distance in pixels. The resulting pixel distance divided by the image scale provides the interpupillary distance in millimeter. In embodiments, segment height is calculated based upon an image imported by the user and the combined scaled images of the user and the frame.

Abstract: This invention discloses an image capture device for fundus and an imaging method thereof. The image capture device includes a lighting module, a splitter, a monochrome image sensor and an image synthesis module. The lighting module emits plurality beams of monochromatic light. The splitter is disposed on a light path of the lighting module. The splitter reflects the plurality beams of the monochromatic light to a fundus of an examinee and forms a plurality of reflecting light respectively through reflection of the fundus. The monochrome image sensor receives the plurality beams of the reflecting light and produces a monochromatic image corresponding to each beam of the monochromatic light. The image synthesis module receives each of the monochromatic images and synthesizes each monochromatic image into a color image. By such arrangements, the invention provides good quality fundus imaging and reduces costs.

Abstract: Embodiments of the present disclosure includes optical tomographic methods and systems for acquiring information based on an image precisely in a short time. In one example, an optical tomographic imaging device may irradiate light on an eye which is the object to be measured via an interferometer 13 using a wavelength scanning-type laser light source 11, and acquire a cross-sectional image. The optical tomographic imaging device may include an object lens 23 at the focus position of the two-axis tilt mirror 22. It may deflect light in the x-axis and y-axis direction using the two-axis tilt mirror 22 and obtain a three-dimensional cross-sectional image without having distortion in the optical axis direction.

Abstract: A fundus capturing apparatus, comprising: an irradiation unit adapted to irradiate light through an illumination light path onto a fundus of an eye to be examined; a capturing unit adapted to capture a fundus of the eye to be examined with reflection light of the light irradiated by the irradiation unit; a focus confirming unit adapted to confirm a focus state of the fundus captured by the capturing unit, the focus confirming unit being arranged on the illumination light path; a moving unit adapted to move the focus confirming unit on the illumination light path along a guide axis that is parallel to the illumination light path, in accordance with the focus state; and an advancing/retracting unit adapted to insert the focus confirming unit into the illumination light path or retract the focus confirming unit from the illumination light path by rotating it with respect to the guide axis.

Abstract: A device for swept-source optical coherence domain reflectometry (SS OCDR) on moveable samples, particularly human eyes, for obtaining A-scans, having a measuring range according to the sample length and having a laser light source which can be adjusted by a main wave number k0 and at least one receiver for the light dissipated from the sample, wherein the sample is illuminated on the sample surface by a measurement beam having a diameter D by way of a coupling device. The light source has a spectral line width of ?k<168 m?1 and the adjustment of the light source is carried out in ?<44 s/(D*k0).

Abstract: A corneal hydration sensing system includes an illumination system configured to provide an illumination beam of terahertz radiation, an optical system arranged in an optical path of the illumination system to relay and direct at least a portion of the illumination beam of terahertz radiation onto a cornea of a subject and to receive at least a portion of terahertz radiation reflected from the cornea to provide a return beam of terahertz radiation, and a detection system arranged in an optical path of the return beam of terahertz radiation. The detection system is configured to provide a detection signal from detecting at least a portion of the return beam of terahertz radiation. The corneal hydration sensing system also includes a signal processing system configured to communicate with the detection system to receive the detection signal. The signal processing system processes the detection signal to provide a measure of an amount of hydration sensed in the cornea of the subject.

Abstract: The present invention is a glare tester attachment for use with a conventional ophthalmic instrument, comprising a pair of eye cups, both eye cups each comprising a wall partially enclosing a hollow interior chamber and having a viewing aperture defining a respective viewing line of sight axis for each eye cup, a portion of each wall being provided with a plurality of lights disposed around said line of sight axis. The invention may be incorporated into a phoropter or a hand-held device.

Abstract: An adapter for a steering handle of a camera dolly includes a first part and a second part attached to the first part in a way that allows for angular adjustment between them. This allows the steering handle to be aligned or squared up relative to the dolly chassis. The first part may be an adapter base and the second part may be a riser. The adapter base may have a flange with slotted holes alignable with holes in the riser. When installed on a camera dolly, the adapter allows the steering handle to align as desired. The adapter also raises the steering handle up, to allow for ergonomic use by a taller dolly operator.

Abstract: A projector includes an image projection unit that projects an image for left eye and an image for right eye, and a transmitting unit that transmits a synchronizing signal for synchronization with switching between the image for left eye and the image for right eye. The transmitting unit is arranged to adjust a transmission direction of the synchronizing signal.

Abstract: A transmitter that outputs an image signal for displaying a first image and outputs an image signal of a synthesized image made of the reversal image of the first image and a second image. A display apparatus, based on the image signals output from the transmitter, displays the first image and the synthesized image with circular polarizations having different senses of rotation from each other. A receiver includes a circular polarization selecting and transmitting means that separates the first image and the synthesized image displayed on the display apparatus, based on the sense of rotation of the circular polarization, and selectively allows the images to pass therethrough, so as to be able to photograph the first image displayed on the display apparatus.

Abstract: A mobile electronic device includes an image projector configured to project an image, a vibration generating unit configured to generate a vibration and adjust an intensity of the vibration, and a control unit configured to control the vibration generator. The control unit is configured to control the vibration generator to adjust the intensity of the vibration based on an image projecting status of the image projector.

Abstract: A projector producing an imaginary input plane with high operability is provided. A projector according to an embodiment projects a VUI screen picture onto a desk, and projects a main projection screen picture to a wall. The projector includes a light receiving element. The light receiving element is arranged in a position where light emitted toward the desk (VUI screen picture) and reflected (or scattered) by an object near the desk enters. The projector calculates a position of the object based on light sensing timing by the light receiving element and light scan positions at various points in time. The projector changes a projected screen picture when it determines that object is simultaneously in contact with a plurality of portions of the VUI screen picture and at least one of contact positions moves.

Abstract: A reflective liquid crystal projector according to the aspect of the invention includes a light source, a reflective liquid crystal panel, and a wire grid polarization beam splitter element. The wire grid polarization beam splitter element is provided with a polarization beam split surface that reflects a first polarized light component and transmits a second polarized light component. The reflective liquid crystal projector also includes a projection optical system that projects the first polarized light component, and an aperture stop that is disposed on an optical path of the light beam emitted from the light source. The aperture stop limits the amount of first light more than that of second light. The first light is divergent from the reflective liquid crystal panel to the polarization beam split surface. The second light is divergent from the reflective liquid crystal panel to the polarization beam split surface.

Abstract: A hologram projecting system includes a coherent light source for emitting a reference beam onto a real object; and an image sensor for receiving the reference beam and a scattered beam reflected from the real object, and recording a Fourier image of the real object. Also included is a modulator for receiving the Fourier image. The reference beam is passed through the modulator, and configured to interact with the Fourier image to form a virtual image of the real object. The image sensor includes an n×m pixel array, where n and m are numbers of rows and columns, respectively. The modulator includes an n×m pixel array corresponding to the n×m pixel array of the image sensor. The pixels in the n×m pixel array of the image sensor control transmissivity of light in corresponding pixels of the n×m pixel array of the modulator.