Abstract: A removable lens stack includes a base layer, a first removable lens layer, and a second removable lens layer. The base layer may include a substrate and a moth eye coating. The first removable lens layer may include a substrate, a single or multi-layer interference antireflective coating on a first side of the substrate, and a fluoropolymer coating on a second side of the substrate. The first removable lens layer may be stacked on top of the base layer with the fluoropolymer coating being molded to fit the moth eye coating. The second and any subsequent removable lens layer may include a substrate, a single or multi-layer interference antireflective coating on a first side of the substrate, and an acrylic or polyurethane adhesive on a second side of the substrate. The second removable lens layer may be stacked on top of the first removable lens layer and so on.

Abstract: In some examples, a retroreflective article may include a retroreflective substrate, and an optical pattern embodied on the retroreflective substrate. The optical pattern may include a first optical sub-pattern and a second optical sub-pattern, wherein the optical pattern represents a set of information that is interpretable based on a combination of the first optical sub-pattern that is visible in a first light spectrum and the second optical sub-pattern that is visible in a second light spectrum. The first and second light spectra may be different.

Abstract: A sales or test display, comprising, in the assembled state, a lower level (14) for receiving products, a lighting system (16), and an upper level on which the lighting system is fastened, the lighting system comprising: a base (24), a printed circuit board (22) including a light-emitting diode suitable for emitting a light (L1), and a guide (26) made from a translucent material extending along a line (L), and located opposite the light-emitting diode to conduct said light, the guide (26) comprising: an upper surface for downwardly reflecting at least part of the light (L1) and forming a reflected light, and a lower surface for allowing at least part of the reflected light to pass and forming a diffused light (L3), the guide being configured to form an illuminated zone (20) on the lower level.

Abstract: A removable lens stack comprises a base layer and one or more removable lens layers. The base layer may include a substrate having a first side and a second side opposite the first and may further include a moth eye coating on the first side of the substrate. Each removable lens layer may include a substrate having a first side and a second side opposite the first side, a moth eye coating on the first side of the substrate, and a fluoropolymer coating on the second side of the substrate. The removable lens layer(s) may be stacked on top of the base layer such that the second side of the substrate of each removable lens layer faces the first side of the substrate of an immediately preceding base layer or removable lens layer. Each fluoropolymer coating may be molded to fit the moth eye coating of the immediately preceding layer.

Abstract: An improved luminaire configured to detect dawn and dusk and to turn on, dim and/or turn off in response to the ambient light level. The luminaire is configured to delay turning on, dimming, and/or turning off such that light emitted by the luminaire can be utilized by neighboring luminaires in calculating the ambient light level in determining if dawn, dusk, or other low light condition has begun or is ending. The luminaires further utilize a timer for measuring the ambient light so as to avoid momentary or brief ambient light changes caused by, for example, weather conditions or temporarily reflected light such as by a vehicle positioned proximate to on or more of the luminaires.

Abstract: An emblem for a vehicle comprises: (a) a light source configured to emit visible light; (b) a cover assembly disposed over the light source, the cover assembly having an inner surface, an outer surface, and a transparent portion that is transparent to the visible light, the visible light being incident to the inner surface, and the visible light that the light source emits transmitting through the transparent portion out of the outer surface to an external environment beyond the emblem; and (c) one or more surface relief patterns disposed on the cover assembly, the one or more surface relief patterns configured to manipulate (i) the visible light that the light source emits, (ii) visible light from the external environment, or (iii) both (i) and (ii).

Abstract: A fiber laser apparatus that generates invisible laser light using an amplification optical fiber having a core and that propagates a fundamental mode and a low-order mode is provided. The fiber laser apparatus includes a visible laser light source that generates visible laser light, an introducing section that introduces the visible laser light generated by the visible laser light source into a core of the amplification optical fiber, a cladding light attenuating section that attenuates light which has propagated through a cladding of the amplification optical fiber, at a subsequent stage of the amplification optical fiber, and a drive unit that drives the visible laser light source to emit the visible laser light through a core of the output optical fiber in a case of performing alignment of an irradiation position of the invisible laser light with respect to a workpiece.

Abstract: The present disclosure provides a device for generating electric energy. The device comprises a panel that is at least partially transmissive for visible light. The panel has a receiving surface for receiving incident light and is arranged such that a portion of the incident light is redirected towards regions that are at edges or side portions of the panel. The device further comprises a plurality of photovoltaic elements positioned at or in the proximity of the edges or side portions of the panel. Each of the plurality of photovoltaic elements is electrically parallel connected to another one of the plurality of photovoltaic elements and the device is arranged to generate the electricity from at least a portion of the redirected incident light.

Abstract: A foldable flexible display device is provided. The display device includes a flexible display screen including a plurality of display sub-portions and supporting airbags. Every two adjacent supporting airbags have a folding axis therebetween. A non-light-exiting surface of each display sub-portion is provided with a supporting airbag. A switching valve is provided between two adjacent supporting airbags, and at least one supporting airbag is connected to an inflating device. When the flexible display screen is in a completely unfolded state, the switching valve is opened in such a manner that the inflating device inflates the supporting airbag.

Abstract: A system includes energy modules that output power to an energy management bus based on load demands. An energy module includes energy cells enclosed within a module housing that provide power to the energy management bus and a driving system attached to the module housing that transports the energy module. The energy module includes a local controller that controls power output from the energy cells to the energy management bus, engages a self-driving mode in response to receiving a disconnection signal from a central controller, and controls movement of the energy module in the self-driving mode to a predetermined location via the driving system. The central controller receives a current module status from the energy modules and controls a configuration of the energy modules providing power to the energy management bus based on the current module status.

Abstract: A substrate assembly and a method of bonding substrates are disclosed. The method includes steps of: providing two substrate; subjecting a connecting surface of each of the substrates to surface-modifying treatment to form surface-modified region respectively on each of the connecting surfaces; contacting the substrates in such a manner that the substrates are connected with each other through a physical interaction between the surface-modified regions; and laser irradiating and melting a portion of each of the connecting surfaces to form a respective bonding region, and solidifying the melted bonding regions of the substrates to bond the substrates together.

Abstract: A connection device according to an embodiment disclosed herein is a connection device connected to a flexible lighting device and includes a body part, a connection terminal protruding toward the flexible lighting device from the body part and electrically connected to the flexible lighting device, a lighting device guide part provided to protrude toward the flexible lighting device from the body part, configured to guide the flexible lighting device to be inserted into the connection device and having one or more side surfaces provided to be open, and a clip part coupled to an outer side of the lighting device guide part at one open side surface of the lighting device guide part and provided to be fixed to one side surface of the flexible lighting device, which is exposed to the outside due to the one open side surface.

Abstract: A connection device according to an embodiment disclosed herein is a connection device connected to a flexible lighting device and includes a body part, a connection terminal protruding toward the flexible lighting device from the body part and electrically connected to the flexible lighting device, a lighting device guide part provided to protrude toward the flexible lighting device from the body part, configured to guide the flexible lighting device to be inserted into the connection device and having one or more side surfaces provided to be open, and a clip part coupled to an outer side of the lighting device guide part at one open side surface of the lighting device guide part and provided to be fixed to one side surface of the flexible lighting device, which is exposed to the outside due to the one open side surface.

Abstract: Compliance with retail display regulations that retailers are subject to within a plurality of jurisdictions is managed. Retail display regulations may differ from jurisdiction to jurisdiction. To facilitate compliance, retail display regulations for a plurality of jurisdictions are centrally maintained. The regulations may then be used to dynamically generate retail display materials for locations across a plurality of jurisdictions with different regulatory schemes. The central storage and/or maintenance of the retail display regulations may facilitate compliance with disparate regulatory schemes that retailers are subject to based in part of retail location. Central storage of the retail display regulations may facilitate certification of compliance by regulating entities associated with the jurisdictions.

Abstract: An exemplary vehicle lighting assembly includes, among other things, a shell that is an amorphous metal, and a lighting device that is held between the shell and a vehicle structure. An exemplary vehicle lighting method includes, among other things, covering at least a portion of a lighting device with a shell that is an amorphous metal, and transmitting light from the lighting device through at least one aperture in the shell.

Abstract: An illuminatable assembly, and methods of making and using such an illuminatable assembly, whereby the illuminatable assembly can include at least one page and a support coupled to the page, whereby the support can be configured to support a light-emitting panel provided by a mobile computing device. When in an activated condition, the light-emitting panel can provide light to illuminate at least a portion of the page.

Abstract: A virtual image display device including an image generator for generating a picture light beam modulated based on a video signal, and an optical element including a plane of incidence to which the picture light beam emitted from the image generator is input, and an exit surface emitting the picture light beam after a cross-sectional area of the picture light beam input to the plane of incidence has been enlarged. The optical element includes a first light guide and a second light guide connecting the plane of incidence and the exit surface and guiding the picture light beam. A first light branching layer is disposed between the first and second light guides, and partially reflects and partially transmits the picture light beam. The picture light beam emitted from the image generator obliquely enters the first light branching layer.

Abstract: An illuminating vehicle assembly includes a plastic grille component and a badge mounted to the plastic grille component. The badge houses at least one light source. The light source may be illuminated to create various lighting effects. Any heat generated by the at least one light source can be dissipated into the plastic grille component.

Abstract: A flexible housing for a flexible electronic device is coupled to a cover lens for enclosing components disposed between the flexible housing and the cover lens. The flexible housing includes a flexible polymer substrate. A first metal layer covering at least a portion of the flexible polymer substrate. A second metal layer is disposed on the first metal layer. A protective coating covers the second metal layer.

Abstract: A display system 10 comprising a remotely positioned light source 21 configured to produce ultra-violet, violet, or blue light, a first and second waveguides 14, 16, and a first propagation direction changing feature 20. The first waveguide 14 that receives the light from the remotely positioned light source 12. The second waveguide 16 is disposed at an angle relative to the first waveguide 14. The second waveguide 16 includes a photoluminescent printed image 18. The first propagation direction changing feature 20 reorients the direction of the light into the second waveguide 16, making image 18 visible. A visible light source may illuminate a translite graphic layer 26 or a physical object providing an image that is viewable from the display system when the second light source is illuminated and the first remotely positioned light source is not illuminated.

Abstract: A display system for displaying an image is disclosed. The system comprises a projector comprising at least one collimated light source and a controller for receiving image data and controlling the light source, configured such that, in use, an array of columns of image data representing an image are projected sequentially onto a reflector. Due to persistence of vision they appear superimposed on one another when reflected into the eye of an observer and such that, when the observer's eye moves in a direction perpendicular to the direction of orientation of the projected columns the observer can view the image.

Abstract: An object of the present invention is to preventing the propagation of light to improve the display quality of the light emitting device. A light emitting device according to an embodiment has a case, a base member disposed at a front side of the case, a plurality of light emitting elements mounted at the front side of the base member, and a cover covering the light emitting elements. The cover has a light transmissive member integrally covering the plurality of light emitting elements, and a light-blocking member disposed at a front side of the light transmissive member and having openings anterior to the light emitting elements respectively. Further, the light transmissive member has, on its back surface, a back-side rough surface portion in a region different from the region facing the front surfaces of the light emitting elements.

Abstract: A luminaire having a body that includes a first portion and a second portion, the second portion including two or more apertures. At least one of the two or more apertures being sized to match a main lighting component, at least one other of the two or more apertures being sized to match a first function module, and at least another of the two or more apertures being sized to match a second function module. One of the first function module and the second function module is one of a motion detector, a camera, an air pollution sensor, and a communication unit.

Abstract: A thin wall modular display (TWMD) useful for signs, lighting fixtures etc. is disclosed wherein a back-lit sign, light fixture or TWMD is created using a plastic multi-chambered thin-walled panel and light strips.

Abstract: Compliance with retail display regulations that retailers are subject to within a plurality of jurisdictions is managed. Retail display regulations may differ from jurisdiction to jurisdiction. To facilitate compliance, retail display regulations for a plurality of jurisdictions are centrally maintained. The regulations may then be used to dynamically generate retail display materials for locations across a plurality of jurisdictions with different regulatory schemes. The central storage and/or maintenance of the retail display regulations may facilitate compliance with disparate regulatory schemes that retailers are subject to based in part of retail location. Central storage of the retail display regulations may facilitate certification of compliance by regulating entities associated with the jurisdictions.

Abstract: An electrical coupling is for a vehicle and trailer assembly. The coupling is supplied with electricity and comprises a light source for illuminating an area adjacent the coupling.

Abstract: A device with a display and a front light guide layer above the display providing illumination for the display, with a light barrier to prevent light leakage from the front light guide layer. A light source introduces light into the front light guide layer, which distributes light evenly throughout itself, and emits light from its edges. A light barrier, such as a foam or epoxy layer, prevents any extraneous light from escaping the device.

Abstract: Hybrid signage capable of self illumination and having an active backlight. The signage includes a turning film having a structured surface for redirecting light in order to passively illuminate a printed graphic or shaped sign when the backlight is off. In the shaped sign, the shape provides the content, such as letters, to be conveyed to the viewer instead of a graphic. The signage can be actively illuminated when the backlight is on to supplemental the passive illumination.

Abstract: A paddle for traffic control having a display sign having two opposing display sides; a unitary handle comprising a plurality of telescoping tubes, the handle having opposing ends, the first end reversibly attachable to the display sign, said handle adjustable between a fully extended position and a plurality of collapsed positions; handle adjustment means comprising a twist lock mechanism to convert the paddle between discrete positions; one or more LED lights attached to the handle; and a base plate attached to the second end of the handle.

Abstract: A flexible light assembly includes a plurality of light guides that may be operably connected to one or more LED light sources. The light guides may include smooth surfaces that internally reflect light except at selected areas having irregular surface features that permit the escape of light to provide illuminated letters, numbers, designs, or the like. The light guides and LED light source may be disposed within a flexible housing.

Abstract: A parking space sign system that is mountable to existing parking bumpers or includes a flexible support structure for placement in parking spaces with parking bumpers, a frame mount having at least one transparent frame sleeve formed by sleeve flanges, at least one panel with indicia on its face and at least one mounting aperture for mounting the frame to a parking bumper with hardware or slotted end caps instead of mounting apertures in the frame mount for sealing the ends of the frame mount and securing it to a parking bumper.

Abstract: A street sign fabricated from a composite material having at least on panel for displaying indicia such as street names. Electrical conductors may be embedded into the panel to permit attachment and electrical coupling of lights and other electrical devices thereto. A battery may be installed in a hollow post supporting the panel to provide power to the electrical devices. The battery can be recharged using a solar panel mounted proximate the top of the sign.

Abstract: A signage system (10) including one or more visual display devices (11), each mounted for display behind the windshield (15) of one or more parked and ignition-off vehicles (16). Each sign (11) has a visual display surface (12) that is capable of forming an illuminated graphic display (13) on the visual display surface (12). The visual display surface (12) would be visible to observers in front of the vehicle (16). The system (10) includes wireless communication hardware (60) that allows the visual display (11) to be programmed by a remote programming device (41). Each of the display devices (11) can be programmed to have a separate message and each message would scroll from left to right across the display surface (12) in a time coordinated manner so that the message appears to scroll consistently from left to right across the visual field of the plurality of display surfaces (12).

Abstract: A sign holder for supporting electrified sign inserts that may vary in width, comprises a base having a groove into which the sign insert can be placed. In the preferred embodiment, two or more gaskets are positioned in the groove with each gasket including a resilient section adapted to engage the sign insert so as to retain the sign insert securely in place within the groove. Each of the gaskets also includes an electrical conductor, such as an electrical wire, which may be embedded in the gasket, in a position where it makes electrical contact with the electrical terminals on the sign insert.

Abstract: A lighted sign for a passenger vehicle includes a decal affixed to an exterior of a window and a lamp housing affixed to an interior surface of the vehicle window immediately opposite the decal. The lamp housing includes an electronics module that illuminates the decal only when the vehicle is moving and when there is insufficient exterior light to clearly see the exterior decal. The decal and design are removable and replaceable.

Abstract: An illuminated signage apparatus operable in high ambient light environments and in low ambient light environments comprises a first light source (30) operable in high ambient light environments and a second light source (26) operable in low ambient light environments. It includes means to detect a relevant ambient light environment threshold and means to switch between the operation of the first (30) and second light sources (26).

Abstract: A physically-discrete sign component comprises an internally-electrically-illuminated alphabetic character having a front-facing profile and at least one connecting bar disposed at least substantially horizontally with respect to the front-facing profile of the alphabetic character and at least partially within the front-facing profile of that alphabetic character. By one approach the physically-discrete sign component includes two of the connecting bars. If desired, these two connecting bars are disposed at least substantially parallel to one another. By one approach, a first one of the connecting bars extends partially, but not wholly, above an upper periphery of the aforementioned front-facing profile while the second connecting bar extends partially, but not wholly, below a lower periphery of the front-facing profile. The connecting bars can include a connecting-bar interface configured to physically and electrically interconnect to an adjacent sign component.

Abstract: An advertising panel is disclosed which is a lightweight, portable, and foldable substrate which accepts and retains high quality graphics and photographic advertising images. The advertising panel can be used for providing advertising on the inner surface of the windshield of a vehicle. The advertising panel includes a substrate with an advertising image printed on the substrate and a light source. The light source illuminates the advertising panel from behind. A viewer exterior to the vehicle is able to see the advertising image at night because a portion of the light emitted from the light source is transmitted through both the advertising panel substrate and the advertising image.

Abstract: In combination with a highway tractor of the type having an operator's cab mounted on a frame, a vertical pivotal coupling means coupled to the frame behind the cab adapted to be coupled to a trailer, and an aerodynamic structure at the top of the cab which includes a plurality of LED bulbs and a heat generating element in the front of the aerodynamic structure. A front panel of glass or plastic material having information such as a logo containing letters and/or images located on its first surface, second surface or embedded surface covers the LED bulbs with a weatherproof seal. Light from the LED bulbs provides illumination for the information on the front panel to be viewed from the front of the highway tractor and heat from the heat generating element helps to keep the front panel having information such as a logo free of snow and/or ice.

Abstract: A light-emitting display system has an alignment mechanism to align or angle light-emitting tiles of the display. A first tile connects to a second tile by joining a first clamp portion on the first tile with a second clamp portion on the second tile. In an implementation, the alignment mechanism includes a replaceable angle adjustment insert that is inserted into at least one of the clamp portions, such as the first clamp portion. When the first and second clamp portions are joined, a surface of the second clamp portion presses against the insert and a desired angle between the first and second tile is formed. The insert can have any angle so that any desired angle can be formed between the first and second tiles.

Abstract: An apparatus includes a first mirror platform; the first mirror platform has a first portion and a second portion. A media display device is disposed behind the first mirror platform, such that within the second portion information displayed on the media display device is visible when the media display device is on and is viewed from in front of the first mirror platform. A mounting platform is coupled to a back of the first mirror platform to form a door assembly and the mounting platform can also be a mirror platform.

Abstract: A panel 1 comprises a frame 2 having first and second frame portions 2a, 2b each provided with a longitudinal channel 7. The panel also comprises sheet material 4 extending across the frame 2 between the frame portions 2a, 2b. A first edge portion of the sheet material is inserted into the channel of the first frame portion 2a and a second edge portion of the sheet material is inserted into the channel of the second frame portion 2b. The first edge portion of the sheet material has a region of stiffened edging 6 that is located within the channel 7 of the first frame portion 2a. The second edge portion of the sheet material 4 is gripped within a resilient slot formed by a gripper member 5 that provides at least one resilient gripper element 5b in the channel 7 of the second frame portion 2b.

Abstract: The present invention relates to the field of display and monitoring of environmental conditions. In one form the invention provides a public warning system for conveying status of a condition at several discrete locations, the system comprising: a plurality of signs each being automated for indicating environmental conditions comprising a segmented conditions rating scale physically disposed on a substrate for public display wherein an illuminated display panel is operatively associated with each segment of the segmented conditions rating scale and each sign having a wireless communication device and being located at one of the discrete locations; a central control that remotely corresponds with the signs using a wireless network and the wireless communication devices of the signs, such that the signs can independently and/or collectively be directed by the central control to alter the status level of the condition.

Abstract: Lighting strips and signs are produced using a flexible, clear and transparent substrate that is a good dielectric, such as polyethylene terephthalate (PET). Flexible metallic power bus traces are formed on at least one surface of the substrate, extending along opposite edges of the strip, or to define the shape of alphanumeric letters or graphic designs on a sign. Conductive traces electrically coupled to the flexible power bus traces are electrically connected to a plurality of light emitting devices, such as light emitting diodes (LEDs). The flexible, clear and transparent lighting strips or signs can then be mounted or hung on a window or in a display case and provide decorative lighting and illumination without obscuring objects, since light is transmitted through the substrate. The light emitted by the light sources can be white or selected to be of one or more other colors for enhanced visual and decorative effect.

Abstract: The invention relates to a light sign (10) for displaying an instruction and/or guidance for ground airplane traffic at an airport, comprising a casing (20) with a transparent display panel (21) for representing an instruction and/or guidance symbol (Z), and a light source arranged inside the casing (20) with at least one luminescent diode (32) for illuminating the display panel (21). A diffusion panel (22) is made for scattering and/or back-scattering incident light, wherein the light source is arranged between the display panel and the diffusion panel. The at least one luminescent diode (32) is aligned on the diffusion panel (22) so that the display panel (21) is not illuminated directly, but indirectly by back-scattering of the light emitted from the at least one luminescent diode by the diffusion panel (22).

Abstract: Self illuminated back and front lit shaped and two-sided signage. The signage includes a turning film having a structured surface for redirecting light and a diffuser providing for diffusion. The shape of the signage from a viewer's perspective provides the content, such as letters, to be conveyed to the viewer. Two-sided signage includes two signs arranged back-to-back, each including a turning film having a structured surface for redirecting light, a diffuser providing for diffusion, and a printed graphic. In the two-sided signage, the turning films receive light from an ambient light source and direct the light via the structured surfaces toward viewers of the two graphics in order to passively illuminate the signage. The two-sided signage can be shaped to provide content via the shape and graphics.

Abstract: An emergency exit sign having a beacon module for indoor positioning and an indoor positioning system using the same are provided. The emergency exit sign includes a power supply unit, an AC/DC converter, an indoor positioning beacon module, an LED lamp, and a charger. The power supply unit receives an input of a power source and supplies the power source. The AC/DC converter converts the power source supplied and supplies a driving power source. The indoor positioning beacon module periodically wireless transmits a beacon signal including a beacon ID through a built-in antenna. The LED lamp is installed within the housing such that the lamp is positioned in rear of the display. When a power source is not supplied from the power supply unit, the charger supplies a driving power source.

Abstract: A three-dimensional signboard and a method for manufacturing the same are provided. The signboard comprises: an upper-layer unit and a lower-layer unit connected to each other. The upper-layer unit comprises a main body portion (1) reflecting a identification shape of the three-dimensional signboard. The lower-layer unit comprises a side wall portion (3) connected to the main body portion (1), and the side wall portion (3) encloses to form a cavity for supporting the main body portion (1). A connection portion (2) is further provided between the main body portion (1) and the side wall portion (3). An upper edge of the connection portion (2) is connected to a lower edge of the main body portion (1), and a lower edge of the connection portion (2) is connected to an upper edge of the side wall portion (3). The signboard of the present invention has a strong stereoscopic effect and is easily identified, and a method for manufacturing a three-dimensional signboard has simple procedures.

Abstract: A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels.

Abstract: The invention provides a banner comprising: a strip (1) of flexible material bearing a sequence of letters or numbers or other characters which together constitute a message; one or more light sources mounted on or behind the banner so as to illuminate the message; a source of electrical power for the light sources; and one or more switches for switching the light sources on or off.