Abstract: Methods and systems are provided for autonomously operating a retractable lighting arrangement. One method involves obtaining a current speed of the vehicle when the lighting arrangement is in an extended state, and when the current speed is greater than a threshold when the lighting arrangement is in the extended state, verifying one or more illumination elements associated with the lighting arrangement are in a deactivated state and thereafter automatically signaling an actuation arrangement associated with the lighting arrangement to transition the lighting arrangement from the extended state to a retracted state.

Abstract: An aircraft search light system is disclosed. Voice commands may be used to control one or more aspects of the operation of the aircraft search light system, including to initiate the detection of objects in image data, to select a particular object in the image data to be tracked by the search light, and the like. The search light may be moved based upon processed image data, for instance such that the selected object continues to be illuminated by the search light. Voice commands may also be used to initiate movement the search light relative to the selected object (e.g., to keep the selected object in the field of view of the search light). Audio output may be generated by the aircraft search light system to provide information to aircraft personnel on the processed image data, and on which one or more subsequent voice commands may be based.

Abstract: An automotive lamp comprises a first light source for generating light, a light guide unit including a first rod to which the light is incident, a reflector unit for reflecting the light emitted from the light guide unit through the first rod, and a lens unit for forming a first beam pattern by transmitting at least a part of the light reflected by the reflector unit. The reflector unit comprises a first reflector member for reflecting a first light among the light emitted from the light guide unit through the first rod, a second reflector member disposed in front of the first reflector member for reflecting a second light among the light emitted from the light guide unit through the first rod and the first light, and a third reflector member disposed below the second reflector member for reflecting the first light and the second light.

Abstract: A quantum dot film article includes a first barrier film, a second barrier film, and a quantum dot layer separating the first barrier from the second barrier film. The quantum dot layer includes quantum dots dispersed in a polymer material. The polymer material includes a methacrylate polymer, an epoxy polymer and a photoinitiator.

Abstract: A quantum dot film article including a first barrier layer, a second barrier layer; and a quantum dot layer between the first barrier layer and the second barrier layer. The quantum dot layer includes quantum dots dispersed in a matrix including a cured adhesive composition. The adhesive composition includes an epoxide and a curing agent including: (a) a compound of Formula I: wherein A is a monocyclic or a polycyclic alkylene group, or a monocyclic or a polycyclic heteroalkylene group, and m and n are integers each independently selected from 0 to 5; and (b) a polyether amine compound including at least one of primary and secondary amino groups attached to a polyether backbone. The adhesive composition further includes a radiation curable methacrylate compound.

Abstract: Photographic lighting devices, systems, and methods having multiple electrical energy storage/discharge (EESD) elements and/or multiple light sources in a single photographic lighting device to perform one or more photographic lighting effects. Multiple EESD elements and multiple light sources can be configured to have two separate light emissions occur in a single image acquisition window. In one exemplary aspect, independent control of one or more light sources connected to a first EESD bank and another one or more light sources connected to a second EESD bank, such as via control circuitry, may be utilized in producing various lighting effects.

Abstract: An optical element includes a plurality of nanowires disposed in the form of an array and a light emitting material disposed on the nanowires, where the nanowires are longitudinally aligned in the array to linearly polarize at least a portion of light emitted from the light emitting material, and an electronic device includes the optical element.

Abstract: A lighting device includes a light emitting diode (LED) structure having LEDs, a housing, and a power supply. The housing receives and secures the LED structure, and includes a body portion that comprises a heat sink for the LED structure, and a shroud that at least partially shields the LED structure. The heat sink comprises various fins that extend away from the LED module in a direction that is perpendicular to a width of the LED structure.

Abstract: An LED light engine includes a housing, one or more LEDs mounted on a printed circuit board and a retention feature engaged with the housing. The retention feature includes one or more of a torsion spring and a friction clip and is configured to engage an inside wall of a recessed lighting can, thereby retaining the LED light engine within the can. The LED light engine may also include a reflector and a lens retained within the housing, with the housing, reflector and lens forming a sealed chamber for protecting the LED components from external environmental conditions. Methods for retrofitting an existing recessed downlight fixture with an LED light engine include removing the existing light engine from the recessed lighting can and inserting an LED light engine into the can.

Abstract: A camera includes a camera housing with a housing wall demarcating the interior of the camera housing, an optical aperture and a lenslet aperture extending through the housing wall, and an opaque blocking wall adjoined to and extending inwardly from the housing wall and circumscribing the lenslet aperture; a lenslet in the lenslet aperture aligned with an on-camera light source; a lens contained within the camera housing and aligned with the optical aperture to receive light entering the camera housing through the optical aperture; an imager within the camera housing and aligned with the lens to capture light passing through the lens; and circuitry contained within the camera housing communicative with the imager and operable to operate the camera. The circuitry includes a printed circuit board that abuts the opaque blocking wall and on which is mounted a light source positioned to be circumscribed by the opaque blocking wall.

Abstract: A lighting device for a medical treatment room having a support frame configured to be mounted to a wall or ceiling of the medical treatment room. A first illumination unit on the support frame is configured to provide direct illumination of an operating area and a second illumination unit on the support frame is configured to provide indirect illumination of the operating area. The support frame can be articulated for movement of the first and second illumination units. Movement of the support frame is adapted to activate and deactivate the first and second illumination units. Thus, the lighting device includes a control unit configured to switch the first and second illumination units on and/or off when the support frame is moved relative to the operating area.

Abstract: An illumination device has LEDs, EDLCs for LED use, and a non-volatile memory for recording the difference between the color temperature and/or the illumination spectrum of LEDs and Xe gas. The unused charge in an EDLC is recovered by a power cell. Illumination strength is changed in accordance with the image pickup distance of a DSC. Illumination strength is changed in accordance with exposure time so that a fill-in ratio is maintained. The illumination strength of LEDs is gradually increased and then at the peak strength is suddenly reduced. The mixture ratio of light from LEDs having different light distributions is changed due to focal distance, and then an incidence angle is changed. A group of LEDs is disposed in a ring shape on the front of a lens. During continuous capture, LEDs are caused to illuminate continuously or synchronously.

Abstract: Systems and methods for flash illumination are disclosed. In one aspect, a flash illumination system includes sections each including a light source and a reflector. Each of the light sources includes a single light-emitting region having a first centroid and a package surrounding the single light-emitting region. The package has an exit aperture having a second centroid. The first centroid can be laterally offset from the second centroid. The reflectors include an input aperture, an output aperture, and one or more sidewalls therebetween. The input aperture is optically coupled to the exit aperture. One or more sidewalls are configured to collimate light propagating from the light source.

Abstract: A light reflecting system for photography including a floor mounted stanchion that supports an element support having a forwardly facing strobe light therein. A support plate is mounted on the support element having a central opening therein to allow the light created by the strobe light to be reflected from an umbrella type light reflecting screen which is forwardly mounted on to the support plate. The support plate additionally has a multiple of forwardly facing incandescent light bulbs. The Incandescent light bulbs can change their intensity of light reflected from the umbrella type by of switches associated with each of the light bulbs whereby more or less light bulbs can be activated. The rear surface of the support plate has an electrical socket placed therein to supply electricity to each of the light bulbs.

Abstract: Example cameras having illumination assemblies are disclosed. A disclosed camera includes an illumination holder disposed on a main body of the camera; a flash mounted on the illumination holder; an auxiliary light source mounted on the illumination holder adjacent to the flash; and a light transmission cover formed of a light transmitting material coupled to the illumination holder to cover the flash and the auxiliary light source, the illumination holder including a transfer light blocking hole at a location corresponding to a position between the flash and the auxiliary light source.

Abstract: A photographic system includes a first light grid including a plurality of cells, and a first alignment feature disposed on the first light grid. The system further includes a bezel including a retainer for retaining at least the first light grid, and an alignment feature for aligning at least the first light grid within the light grid retainer, wherein the first alignment feature of the first light grid aligns with the alignment feature of the bezel.

Abstract: A phototherapy light device for directing light onto an infant. The phototherapy light device has a base containing an illumination source and a gooseneck type of elongated neck that extends outwardly from the base and has a distal end adapted to be positioned to direct the light onto the infant. An optical fiber transmits the light from the illumination source to the distal end through the optical fiber where the light is passed through a light emanating device located at the distal end of the elongated neck. The elongated neck has two flexible sections, one of which has two coaxial springs to provide flexibility in positioning as well as to impart sufficient strength and rigidity to the elongated neck. The dual spring concept provides a system having reduced stresses while creating a double fault structural system without compromising the flexibility of the elongated neck.

Abstract: A LED array flash for cameras includes a LED array and a controller. The LED array consists of at least one LED light source with first order lens. The LED light source may be further covered with a second order lens. Thus an oblong or round distribution pattern with uniform light intensity is emitted. The controller is used to control flash modes such as low brightness continuous lighting or high brightness pulse lighting with lighting time control so as to save power and avoid overheating.

Abstract: A compact handheld notebook computer using flash memory to store, retrieve and display information needed by emergency responders is designed for prolonged use under severe conditions and utilizes an electrophoretic display to conserve energy and provide a high resolution display more readable than LCD displays.

Abstract: Lighting apparatus for an image-gathering device, includes a light frame supporting a plurality of light emitting diode lamps configured to emit light at a tungsten balanced color temperature, and a support member that defines a filter tray aperture to accommodate a filter tray. The light frame defines a circular aperture to enable the light frame to be located around the barrel of a camera lens, and the filter tray aperture is visible within said circular aperture of said light frame. A manually adjustable filter clamp is provided for holding a filter tray in place once located with respect to the filter tray aperture. Lighting apparatus arranged to accommodate a plurality of filter trays.

Abstract: The present invention relates to a camera system that illuminates a subject being photographed and its object is to provide the camera system capable of photographing at a shutter speed exceeding a synchronous speed or continuous shooting. An electronic camera according to the present invention controls a xenon tube (81) to emit flash light at a shutter speed lower than the synchronous speed in a single-shot photographing mode, and controls a LED (83a) to emit light at a shutter speed exceeding the synchronous speed so as to continuously emit light while a slit defined by a shutter front curtain and a rear curtain is moving over an effective imaging area of an imaging element. When performing a rear curtain sync photographing or front curtain photographing in a single-shot photographing mode, the xenon tube (81) emits flash light.

Abstract: An electronic flash apparatus includes a flash device, a light emitting device which is different from the flash device, and a concave reflector configured to reflect light beams from the flash device and the light emitting device. The concave reflector includes a flash-device reflecting surface configured to reflect the light beams from the flash device and a light-emitting-device reflecting surface configured to reflect the light beams from the light emitting device. The flash device is disposed inside the concave reflector, and the light emitting device is disposed outside the concave reflector. The light-emitting-device reflecting surface is disposed at a position where a light path of the light beams from the flash device does not exist. The apparatus further includes a light guiding member configured to guide the light beams from the light emitting device to the light-emitting-device reflecting surface positioned inside the concave reflector.

Abstract: A dome light is disclosed which utilizes a rotating knob with ‘on’ and ‘off’ positions to toggle between having either a halogen bulb on or a plurality of red LEDs on, or both off. Dual D-type flip-flops toggle the dome light between states in response the changes of the knob between the ‘on’ and ‘off’ positions. The plurality of red LEDs utilize at least one current regulator to maintain a constant level of illumination. When the halogen bulb is on, further rotation of the knob varies a potentiometer which controls the duty cycle created by a pulse width modulator. The pulse width modulator causes the halogen bulb to be on for portions of each cycle; the longer the ‘on’ time during each cycle, the greater the apparent intensity of illumination by the halogen bulb.

Abstract: Provided is an electronic apparatus including: a camera, which picks up an image of a subject, arranged in a main body of the apparatus; a first light source which emits first light in conjunction with a flash of the camera; a second light source which emits second light for indicating status regarding various functions; a single lens arranged toward a light-outgoing side of the first and second light sources; and a housing portion which, as well as supporting the lens, houses the first and second light sources.

Abstract: An inspecting apparatus (4) for inspecting light guide plates and/or backlight modules includes a working table (400), a cover device (480), a light-emitting diode unit (420), a movable electric clip (470), and a holding device (460). The cover device is adjustably set on the working table, and includes a cover (486) and a first light-emitting diode (482) fixed on the cover, the cover is pivotable relative to the working table. The light-emitting diode unit is movable, and includes a second light-emitting diode (422). The movable electric clip has a printed circuit board (471) fixed at one end thereof. The holding device is used for holding a light guide plate or a backlight module on the working table. The inspecting apparatus can be used to inspect light guide plates and/or backlight modules of various different sizes.

Abstract: A multi-mode visible and infrared lighthead (100) for use as a landing light or searchlight. The multi-mode lighthead incorporates a modular design wherein at least one visible light source (200) and at least one infrared diode (302) are mounted into the rear sector (128) of a housing (102). Visible or infrared light is emitted out of the front sector (122) of the housing (102). Lenses (308) are installed onto the front sector (122) of the housing (102) and sealed to protect the interior of the lighthead (100) from the elements. Alternatively, and in combination, an imaging module (1), and infrared laser (400) and/or a fixed-position searchlight with rangefinder and positioning capability is provided in the multi-mode lighthead(100).

Abstract: A lighting effects system comprises an arrangement of lamp elements, such as light-emitting diodes (LEDs) or other light elements, on a panel or frame. The panel or frame may be relatively lightweight, and may include one or more circuit boards for direct mounting of the lamp elements. The panel or frame may have an opening through which a camera can view. A mounting bracket and assembly may be used for attaching the panel or frame to a camera. The lamp elements may be electronically controllable so as to provide differing intensity levels, collectively, individually, or in designated groups, and may be strobed, dimmed or otherwise controlled according to manually selected or programmable patterns. Different color lamp elements may be mounted on the same panel/frame, and, in particular, daylight and tungsten colored lamp elements may be mounted on the same panel/frame and their relative intensities selectively controlled by control circuitry.

Abstract: A lighting effects system comprises an arrangement of lamp elements, such as light-emitting diodes (LEDs) or other light elements, on a panel or frame. The panel or frame may be relatively lightweight, and may include one or more circuit boards for direct mounting of the lamp elements. The panel or frame may have an opening through which a camera can view. A mounting bracket and assembly may be used for attaching the panel or frame to a camera. The lamp elements may be electronically controllable so as to provide differing intensity levels, collectively, individually, or in designated groups, and may be strobed, dimmed or otherwise controlled according to manually selected or programmable patterns. Different color lamp elements may be mounted on the same panel/frame, and, in particular, daylight and tungsten colored lamp elements may be mounted on the same panel/frame and their relative intensities selectively controlled by control circuitry.

Abstract: A wireless quick release lighting system with portable tripod support powered by either disposable or rechargeable batteries. The tripod is easily collapsed and stored with the light, mounts and accessories and includes a quick release connection for attaching brackets that support a plurality of accessories which include various light designs, gun support, gun mount, window mount, and magnetic mount. The tripod includes reflectors attached to the legs, and lighting accessories attachable to one or more of the tripod legs. The light designs may include flashing or blinking emergency lights and/or strobes for emergency scene use, utility lights, spotlights, flashing spotlight, text and warning lights. The accessories attachable to the mounting brackets include gun barrel support and gun mount for hunting purposes law enforcement, military, in combination with a binocular support, night vision scope or spotting scope mount and light for target practice.

Abstract: Described is a filter device for reducing the light output of a flash tube, while leaving the light output of a modeling light tube unaffected, in a dual lamp photo strobe unit. The filter device is comprised of a body that is sized to fit over a flash tube in a dual light, photo strobe unit. Critically, the body fits over the flash tube only, thereby leaving the modeling light unobstructed. It its preferred embodiment, the filter device has axial symmetry. It a most preferred embodiment, the filter device has a circularly shaped base, a tubular sidewall that extends from the base to an enclosing top section. The top section critically includes an aperture through which the modeling light will project, when the filter device is placed upon a photo strobe unit.

Abstract: A multi-mode visible and infrared lighthead (100) for use as a landing light or searchlight. The multi-mode lighthead incorporates a modular design wherein at least one visible light source (200) and at least one infrared diode (302) are mounted into the rear sector (128) of a housing (102). Visible or infrared light is emitted out of the front sector (122) of the housing (102). Lenses (308) are installed onto the front sector (122) of the housing (102) and sealed to protect the interior of the lighthead (100) from the elements. Alternatively, and in combination, an imaging module (1), and infrared laser (400) and/or a fixed-position searchlight with rangefinder and positioning capability is provided in the multi-mode lighthead(100).

Abstract: The present invention discloses a lamphead having a multi-positional base and removably mountable reflector flashtube assembly. The lamphead base is configured to detachably mount to a flashtube assembly such that the flashtube assembly may be interchanged with a second flashtube assembly. The flashtube assembly defines an opening and an inner chamber having a reflective surface. A flashtube is mounted within the inner chamber between the reflective surface and the opening, wherein the reflective surface extends behind the flashtube, thereby increasing the intensity of the light emitted thereby. The lamphead base may be adapted for pivotable mounting on a stand to a full vertical position without interfering with the stand.

Abstract: A compact flash lamp array includes a housing defining a plurality of cavities. Each cavity has a light emitting opening and a primer vent opposite the light emitting opening. A combustible mass is deposited in each cavity over the primer vent and a primer mass is deposited on the outside of the housing over each primer vent. A primer is cover secured over each primer mass, and a sheet of transparent material is bonded over the cavities in the housing.

Abstract: A compact flash lamp array includes a housing defining a plurality of cavities, with each cavity having a light emitting opening and a combustible mass deposited in each cavity. A firing means such as an electrically heated filament or percussive primer is provided for individually firing the combustible mass in each cavity. Each cavity in the housing is provided with a porous portion communicating to the outside of the cavity having sufficient porosity to maintain cavity integrity during combustion of the combustible mass contained in a cavity while retaining combustion by-products.

Abstract: A compact flash lamp array includes a housing defining a plurality of cavities, each cavity having a light emitting opening and an exhaust vent and containing a combustible mass. A transparent cover is fixed over the light emitting opening and means are provided for individually firing the combustible mass in each cavity. A valve cooperating with the exhaust vents opens the exhaust vent of a cavity in which a combustible mass is fired and closes the cavities containing unfired combustible masses.

Abstract: An illumination subsystem which is used in conjunction with a mechanical vision system and which has a plurality of intensity adjustable monochromatic light sources, at least two of which are of different wavelength illumination. An oblique illumination assembly is positioned off to the side of the video camera and is pointed at the subject to be viewed. A direct illumination assembly is positioned within the light path of the lens of the camera to facilitate direct illumination of the subject. The intensity of the emitters as well as there colors can be adjusted to provided optimum recognition for the mechanical vision system.

Abstract: An electronic flash head for photographic lighting, or a "strobe head", contains a miniaturized circuit that is potted to protect and electrically insulate the components. The flash head is small, and has a socket so the flash tube can be replaced to take different amounts of power input. A clamp quickly fastens to the body of the flash head for connection of any desired reflector, soft box or other accessory. A tail extends from the flash head, the tail being of a size to fit into a light socket for support; and, a threaded socket in the tail allows connection of many different supporting devices to the head. The one flash head can therefore be used in almost any photographic lighting situation through selection of the support, the reflector and the flash tube.

Abstract: A strobe control apparatus for a strobe-incorporated camera. A light emitter is supported in a camera body by a supporting mechanism so as to move between a retracted position and an operative position. A drive mechanism moves the light emitter between the retracted position and the operative position. A light emitter controller drives the drive mechanism to move the light emitter to the operative position, and an emission controller controls the strobe to emit strobe light when the light emitter is in the operative position.

Abstract: A red-eye phenomenon preventing device includes a light emitting part for flash photography, a light emitting part for preventing the red-eye phenomenon, a reflection shade arranged to surround the light emitting part for flash photography and the light emitting part for preventing the red-eye phenomenon, and a protector disposed in front of the light emitting part for flash photography and the light emitting part for preventing the red-eye phenomenon.

Abstract: A projector for use in photography comprises a housing containing a first light source, which provides focusing light. A pivotable mirror can be pivoted into the beam path. A flash light device or the like attached to the outside of the housing as second light source illuminates the object via the mirror during exposure. Any flash light device of conventional type can be used as external light source.

Abstract: A support system or stand is provided for lighting components, such as light source and reflector/diffusor units, in a light system, such as the type that might be used for photography. A base assembly mounts an upright column. One or more lighting component mounting assemblies can be vertically, adjustably mounted on the column, each mounting assembly including an articulated arm for mounting a lighting component. The component mounting assemblies are adapted to permit the adjustable positioning of the lighting components in several axes of movement, and are also adapted to permit swinging and rotational movements of the lighting components.

Abstract: A luminous source for illluminating targets in e.g. machine vision systems, remote manipulator systems used in outer space, etc., producing nearly constant target luminance as the target maintains various distances from the camera. This is achieved by the luminous source having a dual concentric ring shape of predetermined radii, intensity ratios and radial widths.

Abstract: A projector with two levels of illumination for projecting images from a film transparency is disclosed. Monitoring circuitry configures the level projector for the appropriate lead of illumination depending upon an operator request for preview illumination or a heightened level of illumination for exposure of a photograph of a composite optical image including the projected image. The monitoring circuitry also prevents excessive duration of illumination at the preview level.

Abstract: The invention relates to a device for reproduction and tracing by forming an image of an original, at desired scale which is produced by at least one lens, on a screen on which a sheet of photosensitive materials, such as a picture film, or tracing paper is extended, comprising separate illumination systems for reproduction and tracing, wherein the illumination system for tracing is retracted in a retraced position located off the lighting space of the illumination system for reproduction, and turned over so as to eliminate spoilage of the quality of the reproduced picture by diminishing irregular reflection from the illumination system for tracing to the lens when a part of light from the illumination system for reproduction is emitted thereto during the reproduction operation.

Abstract: A cap arrangement having an aperture for use with a camera lens where the cap includes a focusing light and a light flash device to facilitate macro photographic procedures.

Abstract: An apparatus for illuminating small animate or inanimate objects which employs at least one fiber optic bundle disposed on a selected area of a diffusion dome illuminated by a dual light source comprising, for example, an annular shaped light source having disposed along its central axis a linear-shaped source or a point light source relative to the size of the annular light source. The invention also relates to a method for accurately illuminating small animate or inanimate objects for observation or to be photographed.

Abstract: A multiple lamp system for use with fiber optic light guide for automatically switching from a main lamp to a standby lamp upon failure of the former. A solenoid is employed with the inductor in the circuit of the main lamp to overcome the bias of the switch in the standby lamp circuit to keep the former open. When the main lamp fails causing interruption of current flow, the switch closes thereby permitting energization of the standby lamp. An indicator is provided to show which lamp is functioning.

Abstract: A modular photographic flash system includes a plurality of housings, some possibly empty and some containing flash units, interconnected to form a desired flash unit array. Each housing includes a hollow cylindrical member substantially square in transverse cross-sectional outline with two adjacent walls having dovetail tongues thereon and the other two walls having dovetail grooves to accommodate interfitting of adjacent housings. A latch member is movable into and out of each dovetail groove for engagement in an associated slot in the tongue interfitted therewith, the latch being operated by a spring-biased actuator rod carried in a channel formed in the inner surface of the housing.

Abstract: A light-gathering device for transmitting through fiber optic bundles, the light emitted by an electronic flash along with the light from a continuous light source so that relatively small objects may be lit so as to photograph them. A first housing (8) is provided, designed to receive a flash tube (1) of an electronic flash unit, and a "model"(3) emitting continuous light, the first housing (8) being enclosed within a second housing in which there are several openings for inserting the ends of fiber optic bundles (2) whose opposite ends are used for illuminating the object to be photographed. Manual shutters (5, 6, 7) are provided for varying the light intensity from the flash tube to the fiber optics (2). This light gathering device is suitable for taking top-quality color photographs which have the desired lighting effects.

Abstract: A dual mode flash unit for a camera for selectively actuating either an etronic flash tube or a high-voltage flash bulb. The flash unit includes a high-voltage supply for selectively applying a high-voltage pulse to an electronic flash tube during normal operation and for applying a high-voltage pulse to a high-voltage flash bulb when same is inserted into the electronic flash unit.