Abstract: A system and method for automated lens adjustment for hyperspectral imaging is described. The system includes an image sensor and an electrically-controllable element arranged to set a spectral band for image capture by (i) selectively providing light for a selected spectral band or (ii) selectively filtering light to a selected spectral band. The system includes a tunable lens that is adjustable to change a focal length of the lens; and one or more data storage devices storing data that indicates different focus adjustment parameters corresponding to different spectral bands. The system includes a control system configured to perform operations including: selecting a spectral band; controlling the electrically-controllable element to set the spectral band for image capture; retrieving the focus adjustment parameter that corresponds to the spectral band; adjusting the lens based on the retrieved focus adjustment parameter; and capturing an image of the subject while the lens remains adjusted.

Abstract: Dual and multi-modulator projector display systems and techniques are disclosed. In one embodiment, a projector display system comprises a light source; a controller, a first modulator, receiving light from the light source and rendering a halftone image of said the input image; a blurring optical system that blurs said halftone image with a Point Spread Function (PSF); and a second modulator receiving the blurred halftone image and rendering a pulse width modulated image which may be projected to form the desired screen image. Systems and techniques for forming a binary halftone image from input image, correcting for misalignment between the first and second modulators and calibrating the projector system—e.g. over time—for continuous image improvement are also disclosed.

Abstract: A head-mounted display apparatus includes a cross dichroic prism including four triangular prisms that are mutually bonded, and a first dichroic film and a second dichroic film provided between adjacent prisms of the four triangular prisms, a plurality of display panels arranged respectively opposite to a plurality of light incident planes of the cross dichroic prism, and a projection optical system configured to project light emitted from the cross dichroic prism onto a pupil of a user. The cross dichroic prism includes an optically imperfect part at a center of a bonded part of the four triangular prisms. A ratio between an aerial conversion length from each of light-emission planes of the plurality of display panels to the center of the bonded part, and a width of the optically imperfect part, is greater than or equal to 250:1.

Abstract: A display device includes a first luminescent device, a second luminescent device, a multi-color strobe decoder, a pseudo signal circuit and a single-color driving circuit. The multi-color strobe decoder is configured to generate two gate control signals. The second luminescent device and the pseudo signal circuit are coupled to the multi-color strobe decoder. The single-color driving circuit is coupled to the first luminescent device and the multi-color strobe decoder. When the single-color driving circuit provides first current for driving the first luminescent device according to the first gate control signal and/or a brightness enhancing signal, the pseudo signal circuit is configured to couple a first bias voltage to the multi-color strobe decoder according to the first gate control signal. When the second gate control signal drives the second luminescent device, the second luminescent device is configure to couple a second bias voltage to the multi-color strobe decoder.

Abstract: A projection image including a test pattern is projected on a projection surface. The projection image is moved in a first direction. An image of the projection image is captured. A change in the test pattern contained in the projection image the image of which has been captured is detected. When a change in the test pattern is detected, it is determined that the projection image has reached an end of the projection surface.

Abstract: A projector includes a light source, a light modulator that modulates light outputted from the light source, a projection system that projects the light modulated by the light modulator, an image sensor that acquires information on an image projected by the projection system, an enclosure that accommodates the light source, the light modulator, and the image sensor, and a sensor holder that holds the image sensor. The projection system includes a lens barrel which accommodates a lens and through which the light modulated by the light modulator passes. The lens barrel is held by the enclosure via a lens barrel holder. The sensor holder is held by the lens barrel holder.

Abstract: A projection device is adapted to be placed on a surface and includes a projection lens and a projection device housing. The projection lens is connected to the projection device housing, and the projection device housing includes a main casing and a supporting assembly disposed on the main casing in a flipping manner. When the projection device housing is located in a folded position, the supporting assembly leans against the main casing and the projection lens faces a first direction. When the projection device housing is located in an unfolded position, the supporting assembly is flipped with respect to the main casing and is adapted to stand on the surface, and the projection lens faces a second direction and is adapted to project onto the surface. The projection device may project onto the standing surface without a tall casing or a bracket to be included or additionally assembled.

Abstract: In one embodiment, a method includes projecting a triangle primitive of an object defined in three-dimensional space onto a two-dimensional space, accessing a distortion map generated based on distortion characteristics of a display system, distorting a grid representation of a screen of the display system using the distortion map, determining a visibility of the triangle primitive relative to pixels of the screen by comparing the projected triangle primitive and the distorted grid representation of the screen, rendering an image based on the determined visibility of the triangle primitive, the rendered image being configured to be displayed by the screen of the display system having the distortion characteristics.

Abstract: An augmented reality (AR) device including at least one optical module is provided. Each of the at least one optical module sequentially includes a transparent display, a first lens, a second lens, and a third lens from a display side to an eye side. The first lens has a negative refractive power. The second lens has a negative refractive power. The third lens has a positive refractive power. The number of lenses of the optical module having refractive powers is three, wherein the transparent display of the optical module is configured to emit a light beam, and the light beam sequentially passes through the first lens, the second lens, and the third lens to be incident into a user's eyes at the eye side, so that an AR virtual image on the display side is seen by the eyes.

Abstract: An image forming device that executes a preview display of an image to be printed, including: a projector; a panel display; a receiver that receives an instruction indicating whether or not to implement security in the preview display; and a controller that, when an instruction to implement security is not received, controls the projector to execute the preview display according to a first mode that represents the image to be printed at a display area equal to or larger than a defined size, and when an instruction to implement security is received, controls the projector and the panel display to execute the preview display according to a second mode that represents the image to be printed at a display area less than the defined size.

Abstract: A head-mounted display apparatus includes a cross dichroic prism including four triangular prisms that are mutually bonded, and a first dichroic film and a second dichroic film provided between adjacent prisms of the four triangular prisms, a plurality of display panels arranged respectively opposite to a plurality of light incident planes of the cross dichroic prism, and a projection optical system configured to project light emitted from the cross dichroic prism onto a pupil of a user. The cross dichroic prism includes an optically imperfect part at a center of a bonded part of the four triangular prisms. A ratio between an aerial conversion length from each of light-emission planes of the plurality of display panels to the center of the bonded part, and a width of the optically imperfect part, is greater than or equal to 250:1.

Abstract: The disclosure provides a projector and a projector firmware updating method therefor. The projector is connected to a cloud server through a network connection. The first processor of the projector executes a first firmware updating process corresponding to a request firmware, including: identifying the first request unique identification code of the projector and the request firmware serial number of the request firmware, and transmitting the first request unique identification code and the request firmware serial number to the cloud server; if the request firmware is not the latest version, receiving the first target firmware from the cloud server and updates the request firmware by using the first target firmware, and completing the first firmware updating process. The projector and projector firmware updating method of the disclosure can efficiently update the firmware to the latest or specific version according to the unique identification code of the projector.

Abstract: Methods and apparatus for processing of video content to optimize codec bandwidth. In one embodiment, the method includes capturing panoramic imaging content (e.g., a 360° panorama), mapping the panoramic imaging content into an equi-angular cubemap (EAC) format, and splitting the EAC format into segments for transmission to maximize codec bandwidth. In one exemplary embodiment, the EAC segments are transmitted at a different frame rate than the subsequent display rate of the panoramic imaging content. For example, the mapping and frame rate may be chosen to enable the rendering of 8K, 360-degree content at 24 fps, using commodity encoder hardware and software that nominally supports 4K content at 60 fps.

Abstract: An illuminating apparatus with a video projecting function suitable for a digital signage or the like, which has an excellent video displaying function and better usability for a user is provided. An illuminating apparatus includes: an illumination light source disposed in a housing and configured to generate illumination light; a video projecting apparatus disposed in the housing, the video projecting apparatus being configured to generate video light, the video light from the video projecting apparatus being projected into an illumination light area from the illumination light source; a motion detector configured to detect approach of a human body; and a controller configured to control an operation of at least one or both of the illumination light source and the video projecting apparatus on a basis of a detection signal from the motion detector, the controller being configured to adjust brightness of the illumination light from the illumination light source.

Abstract: A method for performing dynamic peak brightness control in a display module and an associated timing controller are provided. The method includes: calculating a maximum value and a minimum value of a previous image to determine a contrast ratio (CR) of the previous image; calculating a maximum level quantity (MLQ) of the previous image, wherein the MLQ represents a number of pixels corresponding to the maximum value; performing pixel data mapping on original pixel data of a current image according to a first gain corresponding to the MLQ, to generate intermediate pixel data of the current image; and performing selective pixel data adjustment on the intermediate pixel data according to a second gain corresponding to the CR and the MLQ, to generate updated pixel data of the current image, for being displayed on a display panel of the display module, wherein the updated pixel data replaces the original pixel data.

Abstract: The disclosure is directed toward stabilizing an image projected by a projector in an environment including vibrations or other movements that displace the projected image. In one set of implementations, an image projected by a projector may be stabilized by using an image stabilization system that detects a displacement of the projector from an equilibrium position and controls an optical element of the projector to offset the displacement. In an additional set of implementations, an image projected by the projector may be stabilized by using an image stabilization system that measures a rate of displacement from equilibrium of an image projected by the projector to predict a displacement of the projector and counteract the predicted displacement. In another set of implementations, an image projected by a projector may be stabilized by precalculating a plurality of lookup tables that correct for displacements of the projected image during operation of the projector.

Abstract: Systems and methods for providing a health coaching message to a user are disclosed. The method may include collecting electronic fitness data related to a fitness activity; receiving footwear electronic data related to the electronic fitness data; collecting second electronic fitness data related to a second fitness activity; receiving second footwear electronic data; generating footwear electronic mileage data; and displaying the footwear electronic mileage data.

Abstract: An image pickup apparatus that is capable of improving measurement accuracy and measurement workability of an optical measurement apparatus, an optical measurement apparatus including the image pickup apparatus, and a measurement system. An image pickup apparatus according to an embodiment includes a base section, a beam splitter, and an image pickup section. The base is configured to detachably attach to an optical measurement apparatus including an optical projection system configured to project an image of a subject on a screen. The beam splitter is disposed on an optical axis of the optical projection system upon attachment of the base to the optical measurement apparatus. The image pickup circuitry includes an image pickup device configured to receive light generated through splitting at the beam splitter and is configured to take an image of the subject upon attachment of the base.

Abstract: A focusing lens is configured to focus display light for an eye of a user. A display is configured to emit the display light having an illumination profile that increases in brightness as a distance from a middle of the display increases. The focusing lens is configured to receive the display light and focus the display light as image light that has a brightness profile that has substantially uniform brightness across the image.

Abstract: A laser processing apparatus includes a laser source which generates a laser beam; a scanner unit disposed in an optical path of the laser beam from the laser source and which adjusts the optical path of the laser beam from the laser source in a first direction or in a second direction different from the first direction; and a reflector unit disposed in an optical path of the laser beam adjusted by the scanner unit and which reflects the laser beam adjusted by the scanner unit, where the reflector unit includes a first sub-reflector unit which shifts an optical path of the laser adjusted by the scanner unit in the first direction, and a second sub-reflector unit which shifts an optical path of the laser beam adjusted by the scanner unit in a third direction opposite to the first direction.

Abstract: A touch display cell includes a light emitting diode (LED) and an LED touch sensor. The LED touch sensor includes a data drive input circuit operable to generate a transmit-receive signal based on a digital input. The transmit-receive signal includes a transmit signal component and a receive signal component. The LED touch sensor further includes a drive-sense circuit operable to: when the transmit signal component is active, forward bias the LED in accordance with a light intensity value of the transmit signal component such that the LED emits light, and when the receive signal component is active: reverse bias the LED such that the LED generates a current based on received light and generate a digital representation of the current. The LED touch sensor further includes a data output circuit operable to produce a digital representation of light intensity based on the digital representation of the current.

Abstract: Disclosed herein is a refrigerator having a structure to be assembled in the manufacturing of the refrigerator and configured to reduce a load applied to a drive unit driving a rail although a position of the rail is displaced with respect to a refrigerator body. The refrigerator includes a body, a storage compartment disposed inside the body and provided with an opening, a drawer configured to open and close the opening of the storage compartment, and a sliding apparatus configured to slidably support the drawer against the storage compartment and the sliding apparatus includes a first rail installed on an inner wall of the storage compartment, a second rail installed on the drawer and configured to be slidable with respect to the first rail, and a drive unit installed on the first rail and configured to provide a driving force to slide the second rail.

Abstract: A luminous motor-vehicle system including an optical module and aims to compensate for undesirable movement or deformation effects caused by the manufacturing tolerances of the optical portion. The module includes an imaging device provided with a pixelated spatial modulator, which is illuminated by a source, and a projecting optic. A control unit for controlling the modulator receives first display commands that are representative of an image to be projected. This unit converts each first display command into a second display command taking into account correction parameters, which are predefined on the basis of an identification of geometric defects specific to the projecting optic. The control unit controls the modulator, which may be a digital micromirror device, depending on the second display commands in order that the image actually projected by the imaging device corresponds to the image to be projected.

Abstract: The present disclosure relates to the field of display technology, and provides a display panel and a display assembly. The display panel includes a front surface, a back surface arranged opposite to the front surface, and a side surface between the front surface and the back surface. The front surface includes a display region. At least one first clamping structure is arranged at the side surface of the display panel. The first clamping structure includes a first protrusion and a first elastic structure, and the first protrusion is arranged on the corresponding first elastic structure.

Abstract: Systems and methods for projecting a color onto a surface are provided. The method includes selecting, using an application on a mobile electronic device, a color from a list of one or more colors, identifying a color of a surface onto which the selected color is to be projected, and determining, using a processor, a color of light to be projected onto the surface such that the color of light, in conjunction with the color of the surface, produces the selected color. The method further includes projecting, using a projector, the color of light onto the surface.

Abstract: An electronic apparatus, comprising: data and charging port, direct current charging port, data interface, power switch, charging management module, main processor, video receiver, and video processing module. The power switch detects whether data and charging port or direct current charging port is transferring electrical energy, and enables, according to detection result, conduction between the data and charging port or the direct current charging port and the charging management module. The charging management module employs, after becoming in conduction with the data and charging port or the direct current charging port, the data and charging port or the direct current charging port to charge battery. The main processor controls the video receiver to detect whether the data and charging port or the data interface is transmitting video data, and receives, according to detection result, one video data flow and sends the same to the video processing module for processing.

Abstract: A line narrowing module includes a prism that refracts laser light in a first plane, a grating that disperses the laser light in the first plane, first to fourth elements, and a rotation mechanism and narrows the linewidth of the laser light. The second element is supported between the first and fourth elements by the first element. The rotation mechanism rotates the second element relative to the first element around an axis intersecting the first plane. The prism is located between the second and fourth elements and so supported by the second element that the rotation mechanism rotates the prism and the second element. The third element has elasticity and is compressed and located between the prism and the fourth element. The fourth element receives reaction force from the compressed third element. The second element is mechanically independent of the fourth element in the rotational direction of the rotation mechanism.

Abstract: A structured light projection system including a substrate, a semiconductor laser chip, a first optical module, and a second optical module is provided. The semiconductor laser chip is electrically connected to the substrate. The first optical module is disposed on the substrate. The second optical module is disposed on the first optical module. The deviation rate between optical axes of the optical modules and the semiconductor laser chip and the calibration time thereof are reduced by the first optical module directly packaging the substrate through a primary optics design, so as to increase the yield of the structured light projection.

Abstract: A projection system and a projection method thereof are provided. The projection system includes a projection apparatus and a portable electronic apparatus. The projection apparatus includes a first communication unit, a projection unit and a first control unit. The first communication unit establishes a communication connection with the portable electronic apparatus to receive an identification signal from the portable electronic apparatus. The identification signal includes predetermined projection setup information. The first control unit controls the projection unit to project a image according to the predetermined projection setup information corresponding to the identification signal.

Abstract: Systems and methods are provided to measure reaction times and/or responses for head, eye, eyelid movements, and/or changes in pupil geometry. The system includes eyewear or headwear including one or more eye-tracking cameras for monitoring the position and geometry of at least one eye and its components of the user, one or more scene cameras for monitoring the user's surroundings, and one or more processors to determine reaction times. Optionally, the system may include one or more of a multi-axis accelerometer to monitor head movements, light sources to trigger visual evoked responses, and/or electronic inputs that may be used to indicate the time of occurrence of external reference events. Measured reaction times and other measurements may be monitored for use in a range of applications. Responses and reaction times may be measured continuously over extended periods, even over a lifetime to measure consequences of the aging process.

Abstract: A receptacle having a programmable, interactive visual display affixed to a surface of the receptacle. The receptacle includes the visual display, a programmable memory, and a controller. The memory stores data corresponding to one or more display images and/or text, and the controller controls the display for displaying the image/text data from the memory. The receptacle may further include an input mechanism for receiving at least one input, and the controller may control the display of images/text data in response to the input. The memory can also store at least one game or other program, and the controller can execute the game or other program from the memory, operate the game or other in response to one or more inputs received via the input mechanism, and control the display based on the requirements of the game or other programs. The display may include an audio component for producing audible sound.

Abstract: There is provided an information processing apparatus and method, and a projection imaging apparatus and an information processing method capable of suppressing an increase in processing amount of processing related to update of correction information used for geometric correction and the like, the information processing apparatus detecting, in regard to projection imaging apparatuses each having a projection unit that projects an image on a projection surface and an imaging unit that images the projection surface, a corresponding point between a pixel of the projection unit and a pixel of the imaging unit for a relation between one of the projection imaging apparatuses whose posture has changed and one of the projection imaging apparatuses whose posture has not changed, and estimating a relative posture of the projection imaging apparatus whose posture has changed with respect to the projection imaging apparatus whose posture has not changed.

Abstract: Light tunnels, methods for forming a light tunnel, and apparatuses including light tunnels are disclosed herein. A light tunnel includes a plurality of reflectors cooperatively engaging with one another by a series of notches therein. The inner edges of the reflectors are chamfered to improve ease of assembly and decrease chipping of the edges during assembly. An adhesive can be applied at junctions between the reflectors on their outer surfaces. This construction eliminates or retards light leakage and adhesive leakage.

Abstract: A projection optical system is constituted by, in order from the reduction side, a first optical system for forming an image displayed by image display elements as an intermediate image, a first optical path bending means that bends an optical path with a reflective surface, and a second optical system for forming the intermediate image on a magnification side conjugate plane. The second optical system is constituted by, in order from the reduction side, a first lens group having a positive refractive power, a second optical path bending means that bends an optical path with a reflective surface, and a second lens group having a positive refractive power. Conditional Formulae (1) and (2) below are satisfied. 10.0<TL1/|f|<50.0??(1) 4.0<TL21/|f|<30.0??(2).

Abstract: The present subject matter relates to data storage in a computing system. In an example, the computing system includes a projector unit including a projector memory. The projector memory may store calibration data pertaining to a plurality of components of the computing system in the projector memory. The plurality of components may include the projector unit and a display unit. Further, the calibration data corresponds to information pertaining to calibrations performed during factory calibration of each of the plurality of components.

Abstract: Disclosed are a data driver, a display device, and a method of driving the display device for improving the ability to express low-gray scale images. The method includes a shift process of shifting gray scale of input data by K gray scale and a data shift compensation process of reducing or preventing a luminance change using a shift gamma look-up table (LUT) so that a desired level of luminance can be generated.

Abstract: Dual and multi-modulator projector display systems and techniques are disclosed. In one embodiment, a projector display system comprises a light source; a controller, a first modulator, receiving light from the light source and rendering a halftone image of said the input image; a blurring optical system that blurs said halftone image with a Point Spread Function (PSF); and a second modulator receiving the blurred halftone image and rendering a pulse width modulated image which may be projected to form the desired screen image. Systems and techniques for forming a binary halftone image from input image, correcting for misalignment between the first and second modulators and calibrating the projector system—e.g. over time—for continuous image improvement are also disclosed.

Abstract: A heavy equipment cockpit training apparatus, device, system, and method is disclosed. The disclosed features include at least one substantially clear, substantially seamless pane to at least partially present an approximation of physical portions of the cockpit, at least one projector capable of backprojecting a simulation of the cockpit onto the at least one substantially seamless pane, at least one tactile aspect, discrete from the at least one seamless pane, interactively provided in association with the simulation, and at least one processor having communicatively associated therewith non-transitory computing code for at least partially providing the simulation and the interaction with the at least one tactile aspect.

Abstract: A method and a projector for projecting an image pixel by pixel includes a control unit controlling a light diode device for emitting visible light, pixel by pixel, in accordance with the image to be projected and controlling an infrared diode device for emitting infrared radiation pixel by pixel based on the image to be projected and on a back radiation model, in such a way that a setpoint back radiation intensity measuring signal to be expected pixel by pixel for the actual back radiation intensity measuring signal has a predetermined value for predetermined pixels; and a radiation intensity detection device detecting pixel by pixel a back radiation intensity of reflected visible light and reflected infrared radiation and generating pixel by pixel an actual back radiation intensity measuring signal based on the detected back radiation intensities.

Abstract: There is provided a screen capable of sufficiently reducing speckles. A screen for displaying an image by being irradiated with a light beam from a projector, is provided with a plurality of particles each including a first part and a second part different in dielectric constant, a particle layer having the plurality of particles, and electrodes which form an electric field for driving the particles of the particle layer by applying a voltage to the particle layer.

Abstract: An aerial imaging element in a teleprompter system, a teleprompter and a teleprompter device includes one or more optical elements that bend incident light of an image and form a real image in the air, and further includes one or more translucent reflectors. The aerial imaging element is convenient to manufacture and is low in cost; the aerial imaging element enables an image displayed therein to form a real image in the air, which can be seen only at a certain angle. The aerial imaging element is applied to the prompt of aspects, such as news broadcasting and lecture giving, which is convenient and does not influence viewing or video recording at the scene.

Abstract: A synthetic image display device includes: a beam projector configured to project a first image; a screen on which the first image projected from the beam projector is formed; and a transparent display panel disposed so as to face the screen and configured to display a second image to be combined and viewed with the first image formed on the screen, the transparent display panel being formed with a pinhole for penetration of light in each pixel so that the first image penetrates and is viewed through the transparent display panel.

Abstract: To display an image even on a projection surface having complex unevenness similarly to a flat, a projection device includes: a storage unit storing at least a pattern image for detecting distortion depending on a state of the surface, an expected image associated with a displayed image of the pattern image displayed on a flat, and a desired projection image; a projection unit projecting an image including the pattern image and the desired projection image; an image acquisition unit acquiring a displayed image of the pattern image, and extracting a distortion image; a distortion amount calculating unit calculating a distortion parameter for distortion by comparing the expected image with the distortion image; a distortion correction processing unit correcting the projected desired projection image by using the distortion parameter; and an image output unit outputting, to the projection unit, image data including the corrected desired projection image and the pattern image.

Abstract: A display device that displays image data received from a transfer device includes a size determiner, a control information transmitter, a size adjuster, and an outputter. The size determiner determines a transmission image size as a resolution at which image data is to be transmitted by the transfer device, based on a display image size as a resolution at which the image data is to be displayed and a desired image size as a resolution at which the transfer device desires to transmit the image data. The control information transmitter transmits control information including the determined transmission image size to the transfer device. The size adjuster converts the image data received from the transfer device into image data having a resolution indicated as the display image size. The outputter displays the image data converted by the size adjuster on a screen.

Abstract: A stereoscopic display apparatus includes: a projector of a planar shape that projects images by using light acquired by dividing light rays; an optical device of a planar shape that outputs incident light incident from a first face from a second face; and a supporting unit that supports at least one of the projector and the optical device to be in a first state or a second state in an orthogonal three-dimensional coordinate system. The optical device outputs incident light incident from a first point on a projection surface of the projector to a second point having plane symmetry with respect to a plane of the optical device as a reference.

Abstract: An example of a virtual luminaire store allows a user to select an image or the like for a luminaire appearance and a set of performance parameters related to a virtual luminaire. Based on the user selection, a configuration information file is obtained and transmitted to a software configurable lighting device. The software configurable lighting device receives the transmitted file, stores the transmitted file and generates illumination in accordance with the configuration information from the file.

Abstract: A video display device includes first and second illuminators irradiating a manipulation surface with illumination light for manipulation detection in different directions, an imaging unit employing an imaging element of a rolling shutter system that images the irradiated manipulation surface together with a manipulation object of a user, and a contact point detecting unit detecting a contact point at which the manipulation object of the user touches the manipulation surface based on a captured image of the imaging unit. Captured images of shadows of the manipulation object of the user formed by repeatedly lighting up the first illuminator and the second illuminator alternately are used in a contact point detection process of the contact point detecting unit, and in the alternate lighting of the first illuminator and the second illuminator, a lighting period of one illuminator is longer than an imaging cycle of one frame of the imaging unit.

Abstract: Techniques for projecting images onto fabricated surfaces. One or more electronic files containing an engineering diagram that describes a three-dimensional shape of the fabricated surface are retrieved. Warp transformation information for transforming images to be projected onto the fabricated surface is calculated, based on the engineering diagram, positional information defining a three-dimensional position of a projection device, relative to the fabricated surface, and positional information of an intended viewer relative to the fabricated surface. The warp transformation information is applied to one or more images to generate one or more transformed images. Embodiments project, using the projection device, the one or more transformed images onto the fabricated surface.

Abstract: A high dynamic range projector (HDRP) is configured with at least one spatial light modulator having red, green and blue digital light projector (DPL) chips, a light laser source including red, green and blue (RGB) light laser systems which are operative to illuminate respective DLP chips; and a central processing unit (CPU) coupled to the DLP engines and respective RGB light laser systems, wherein the CPU is operative to determine an optimal average power of each of the RGB light laser systems at a frame rate based on a desired contrast ratio.

Abstract: Configurations are disclosed for a health system to be used in various healthcare applications, e.g., for patient diagnostics, monitoring, and/or therapy. The health system may comprise a light generation module to transmit light or an image to a user, one or more sensors to detect a physiological parameter of the user's body, including their eyes, and processing circuitry to analyze an input received in response to the presented images to determine one or more health conditions or defects.