Abstract: A device comprises a film with an adhesive layer on a first side of a core layer, a major sheet area of the film bounded by edges of the film with a light extracting region positioned to receive and extract light propagating by total internal reflection within the core layer out of the major sheet area, and a minor sheet between the major sheet area and an array of strips. The strips extend from the minor sheet area of the film, and each strip of the array of strips is folded within a fold region and stacked. The device further comprises a component extending a width of the array of strips where they extend from the minor sheet area, wherein the adhesive layer adheres the component to the film between fold region and the light extracting region. In some embodiments, the adhesive layer is a cladding layer.

Abstract: The present disclosure provides an apparatus for generating fiber delivered laser-induced white light. The apparatus includes a package case enclosing a board member with an electrical connector through a cover member and a laser module configured to the board member inside the package case. The laser module comprises a support member, at least one laser diode device configured to emit a laser light of a first wavelength, a set of optics to guide the laser light towards an output port. Additionally, the apparatus includes a fiber assembly configured to receive the laser light from the output port for further delivering to a light head member disposed in a remote destination. A phosphor material disposed in the light head member receives the laser light exited from the fiber assembly to induce a phosphor emission of a second wavelength for producing a white light emission substantially reflected therefrom for various applications.

Abstract: A medical endoscope system adapted to be inserted into a living body to image an interior of the living body includes: an imaging device that includes a distal end part inserted into the living body to illuminate the living body, and condenses light from the living body to generate two imaging signals having parallaxes; first and second light source units configured to generate first illumination light and second illumination light for illuminating the living body respectively, and supply the first illumination light and the second illumination light to the imaging device; and a display image generation unit configured to generate a display image signal based on the two imaging signals from the imaging device.

Abstract: A molded part comprises a decorative layer having a visible front side, a rear side, and a backing that is situated on the rear side of the decorative layer. The decorative layer comprises a decorative ply having a front side, a rear side that faces the backing, a light-conducting optical layer, situated between the front side of the decorative ply and the front side of the decorative layer, having a first refractive index. Situated in at least one symbol area of the decorative layer, between the decorative ply and the optical layer, is a transparent or translucent effect layer for displaying one or more symbols, and that has a second refractive index that is different from the first refractive index. The molded part includes a first light system for scattering light internally about the symbol, and a second light system for illuminating a front side of the symbol externally.

Abstract: A mixed and distributed laser illumination system includes a source unit having an internally located power supply, a laser driver and a light generator. The light generator includes a plurality of laser diodes that are communicatively linked with the laser driver. The output of each laser diode is coupled to an individual cable that terminates at a fiber combiner. A transmission cable is in communication with the fiber combiner and transmits the light from the source unit to a fiber splitter. The fiber optic splitter distributes the received light to a plurality of output cables each having an optical diffuser or a conversion element for converting infrared to ultraviolet light.

Abstract: According to an aspect of the present disclosure, a luminaire comprises a plurality of waveguides, a light source arranged to direct light into the plurality of waveguides, and a plurality of extraction feature patterns. The luminaire contemplated by the present disclosure is arranged with the plurality of waveguides are aligned such that an extraction feature pattern extracts light out of a first waveguide of the plurality of waveguides and a second extraction feature pattern extracts light out of a second waveguide of the plurality of waveguides. Further, in accordance with this aspect, the light extracted out of the first waveguide is directed through the second waveguide to develop an appearance of depth.

Abstract: A microscope illumination device includes a white LED light source, and an illumination optical system that includes an aperture stop on a plane on which light from the white LED light source is condensed. The white LED light source includes a board, a plurality of LED chips that are arranged on the board and that each emit excitation light, and a phosphor layer that is provided so as to cover the plurality of LED chips and that includes at least three types of phosphors. The plurality of LED chips are arranged so as to be projected into an aperture of the aperture stop.

Abstract: A vehicle badge includes a base and a circuit board disposed on the base. A plurality of light sources is disposed on the circuit board. The plurality of light sources defines a pattern. A guide member is disposed over the plurality of light sources. The guide member defines a plurality of light guides. A housing has a viewable portion and is disposed over the guide member. The guide member directs light from the plurality of light sources to the housing. A controller is operably coupled to each light source of the plurality of light sources. The controller selectively illuminates each light source of the plurality of light sources.

Abstract: A dental light irradiation device has sensing means for sensing a change of a position of the device, and an indicator for physically indicating the position change. The invention helps controlling the positioning of the device during use.

Abstract: Disclosed herein are various embodiment of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted. Additional embodiments disclose improved imaging optics for use by the receiver and further adaptive control techniques for selecting which pixels of the photodetector array are used for sensing incident light.

Abstract: Disclosed herein are various embodiment of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted. Additional embodiments disclose improved imaging optics for use by the receiver and further adaptive control techniques for selecting which pixels of the photodetector array are used for sensing incident light.

Abstract: A light distribution apparatus for a light fixture includes an input coupler at a first end, at least one curvilinear waveguide extending between the first end and a second end, and a respective set of extraction features formed along the surface of the curvilinear waveguide. The input coupler may be positioned about a light source and direct light emitted therefrom into the pair of curvilinear waveguide. The curvilinear waveguide may transmit light from the input coupler toward the second end through total internal reflection. The extraction features cause light incident thereon to refract and exit the waveguide. The example light distribution apparatus may convey light from one or more light sources to one or more otherwise poorly lit regions of a light fixture, to provide enhanced aesthetics, without adding supplemental light sources or adversely compromising the design and structure of a light fixture.

Abstract: A method and system provide a surgical infusion device including a cannula and an optical fiber coupled with the cannula. The cannula has a channel therethrough and an outside diameter. The channel has an inside diameter that is smaller than the outside diameter. The optical fiber is coupled with the cannula. At least a portion of the optical fiber coupled with the cannula has a diameter of not more than one half the inside diameter.

Abstract: A simulating electronic candle, includes a first light body and a second light body, wherein the first light body and the second light body are light-guiding bodies or light-emitting bodies, and a surface portion of the second light body is provided with a light-blocking body; and there is a preset angle between the first light body and the second light body, so that light from the first light body and light from the second light body cooperate with each other to produce an effect of a real flame being divided into three layers. With this simulating electronic candle, it is possible to simulate a situation when a real flame is burning.

Abstract: Systems, methods, and apparatus for fiber optic lighting panels that produce twinkling star patterns by means of a light engine and specialized optics are disclosed. In one or more embodiments, a disclosed panel for creating a lighted scene comprises a substrate comprising a first surface, a second surface spaced from the first surface, and a plurality of apertures through the first and second surfaces. The panel further comprises an optical lens disposed on the first surface within each of the apertures. Also, the panel comprises a light distribution unit (LDU) comprising a plurality of light sources coupled to the second surface. Further, the panel comprises a bundle of optical fibers coupled to each of the light sources, where each of the optical fibers is in communication with one of the optical lenses for transferring light emitted by the light sources to create the lighted scene.

Abstract: Disclosed herein are various embodiment of an adaptive ladar receiver and associated method whereby the active pixels in a photodetector array used for reception of ladar pulse returns can be adaptively controlled based at least in part on where the ladar pulses were targeted. Additional embodiments disclose improved imaging optics for use by the receiver and further adaptive control techniques for selecting which pixels of the photodetector array are used for sensing incident light.

Abstract: A luminaire for lighting and for distribution of conditioned air within a space includes a housing having a lighting element, a duct opening, and at least one air vent coupled to the duct opening. The at least one air vent is configured to deliver conditioned air to the space. A method of controlling light and conditioned air delivery within a space, by a single combined lighting and conditioned air fixture, includes providing control and power signals to a controller coupled to the single combined lighting and conditioned air fixture, controlling lighting functions via the controller, and controlling conditioned air functions via the controller.

Abstract: Lightguides that include a plurality of discrete spaced apart light extracting structures are described. Each light extracting structure includes opposing inclined first and second sidewalls extending from a first side of the lightguide toward an optical axis of the light guide and meeting at an elongated peak extending along a first direction substantially perpendicular to the optical axis, and may include opposing first and second endwalls extending between the first and second sidewalls from the first side of the lightguide to the elongated peak to form a notch extending into a core of the lightguide. The first and second sidewalls are adapted to extract light propagating along the lightguide from an opposite second side of the lightguide by reflecting the propagating light toward the second side. The notch may have raised edges along at least a portion of a perimeter of the notch.

Abstract: An illumination system includes a surface configured to have an imaging target placed thereon, a light source, a beam splitter and at least a first mirror. The beam splitter is configured to split the beam of light from the light source and the first mirror is configured to reflect a first beam from the beam splitter onto the surface with the imaging target. An imaging system includes an imaging surface configured to have an imaging target placed thereon, a mirror, and a capturing device. The capturing device is configured to capture an image of the imaging target through a path of emitted light that extends from the imaging target, reflects off the mirror, and to the capturing device. The mirror, the capturing device, or both are configured to move in a diagonal direction with respect to the imaging surface to reduce a length of the path of emitted light. Systems and methods to calibrate an imaging system to remove or reduce non-uniformities within images of samples due to imaging system properties.

Abstract: An endoscope system includes an illumination section, a color component ratio measurement section and a light quantity ratio adjustment circuit. The illumination section including a light source sequentially or simultaneously radiates an illumination light being a plurality of narrow-band lights having wavelengths different from each other and having light quantities which are independently controllable each other, on an observation object. The color component ratio measurement section measures a color component ratio of the illumination light. The light quantity ratio adjustment circuit adjusts a light quantity ratio of the narrow-band lights based on an output from the color component ratio measurement section and performs color correction to cause the illumination light to be a desired color.

Abstract: The present disclosure provides a vitreous visualization system including a vitreous illuminator including a vitreous visualization light source and a vitreous visualization tool that transmits lights from the vitreous visualization light source into an eye having vitreous, a pupil, and a vitreous-pupil axis. The vitreous visualization system further includes a general illuminator, which may include a general light source and a general illumination tool that transmits light from the general light source into the eye. The present disclosure further provided a vitreous visualization system including only a vitreous illuminator that transmits light from the vitreous visualization light source into an eye having vitreous, a pupil, a vitreous-pupil axis, and a retina at an angle B with the vitreous-pupil axis of the eye such that the brightness of vitreous in the eye is higher than the brightness of the retina of the eye.

Abstract: A light emitting arrangement (100, 200, 300) is provided, comprising: —a body (10) of solid material having a surface (11); —a light guiding member (101, 110) partially embedded into said body, having a plurality of discrete light outcoupling regions (103) comprising light outcoupling means (230, 730, 830, 930) distributed along a longitudinal direction of the light guiding member, and a plurality of discrete, non-outcoupling regions (102) distributed along a longitudinal direction of the light guiding member, wherein said plurality of light non-outcoupling regions of the light guiding member are embedded by said body and said plurality of light outcoupling regions of the light guiding member are exposed on the surface of said body, wherein said non-outcoupling regions (102) form light incoupling regions comprising light incoupling means (220, 320, 420, 520, 620); and —a plurality of solid state light sources (12) embedded within said body (10) of solid material arranged to emit light towards said light incou

Abstract: In a lighting device for a vehicle, a light guide assembly (10) for guiding the light emitted by a light source comprises a head portion (12) with decoupling elements (18) for decoupling at least some of the coupled-in light, and also a feed line portion (11), which comprises a coupling-in region (15) for the coupling-in of light from a light source and by means of which light coupled in in this way is fed to the head portion (12). The coupling-in region (15) has a first securing arrangement (13) with at least one element protruding transversely to the longitudinal axis of the coupling-in region (15), for example a pin, by means of which the coupling-in region (15) is insertable into a first securing location in the lighting device and lockable there. The head portion (12) has a second securing arrangement (14) for securing the head portion (12) in the lighting device.

Abstract: A vehicle taillight is disclosed. The vehicle taillight comprises an at least partially light transmissive layer and at least one light generating layer configured to substantially coat a portion of the transmissive layer. The light generating layer comprises a plurality of electrodes and a plurality of LEDs in a semiconductor ink disposed between the electrodes. The light generating layer is operable to emit an excitation emission. The taillight further comprises at least one photoluminescent layer proximate at least one of the electrodes configured to convert the excitation emission to an output emission.

Abstract: A calibration target for a hyperspectral image sensor can include a panel with a predetermined length and width. The calibration target can also include a dispersive fabric overlaying a surface of the panel that refracts and disperses light illuminated from an illumination source to provide light on a plurality of different spectral bands corresponding to spectral bands detectable by the hyperspectral image sensor.

Abstract: The Illuminated Instrument Strap includes fasteners to removably secure it to an instrument. A light, including a plurality of LEDs capable of generating colors, are operably connected to a control box is disposed along the length of the instrument strap. The control box which could be embedded within the belt includes or attached to it includes a battery which is rechargeable, control switches, a controller that includes a logic that is at least partially stored in a non-transitory computer readable medium. When executed at least in part by the controller the logic causes the light to illuminate in a pre-programmed pattern generated from the logic. Alternatively, the controller is adapted to generate a pattern from an audio input information obtained from a microphone, or from a signal received from a musical instrument, such that illumination of the light is synchronized to the audio input or the musical instrument signal thereby creating a music visualization pattern.

Abstract: A waveguide for controlled light distribution is described. The waveguide may include a body that longitudinally extends from a proximate end to a distal end. And the body may include a plurality of scattering flanges axially extending toward the proximate end on a first longitudinal side and a plurality of notches interposed between each of the plurality of scattering flanges.

Abstract: A light source device according to an embodiment includes a solid-state light source, and an optical transmission fiber. The optical transmission fiber includes a wavelength conversion core, a light guide core, and a clad, the wavelength conversion core absorbing excitation light to generate a population inversion state of electrons and including a wavelength conversion material emitting wavelength converted light in a visible light region, the light guide core covering a periphery of the wavelength conversion core and transmitting the wavelength converted light from a first end face side to a second end face side, and the clad covering a periphery of the light guide core. In the optical transmission fiber, the wavelength converted light propagating in the light guide core generates stimulated emission, and the excitation light and the wavelength converted light amplified by the stimulated emission are emitted from the second end face.

Abstract: A trim component is provided. The trim component may include a trim panel, a backing layer, and at least one light pipe. The trim panel may have tapered side walls that extend from an inner portion of the panel and terminate at an edge to define a moonroof opening. The backing layer may wrap around the edge to define a trim ring. The trim panel may include integrated carriers that may project away from the panel and around the trim ring. The at least one light pipe may be disposed within the integrated carriers.

Abstract: A vehicle lamp includes a light source mounted on a vehicle body and a light guide body for guiding light generated by the light source. On the light guide body, vertically to a light travelling direction, a plurality of notch-shaped portions are formed in line. The notch-shaped portions become narrow in pitch as the distance from the light source increases and are formed deeper as the distance from the light source increases. Preferably, the notch-shaped portions exhibit arc cross-sections having the same curvature radius, and the depths of the notch-shaped portions are specified by the central angles of the arc cross-sections.

Abstract: A novel organometallic complex having high reliability is provided. The organometallic complex includes platinum and a ligand coordinated to the platinum. The ligand includes a plurality of pyridoindole skeletons. Each of the pyridoindole skeletons includes nitrogen bonded to the platinum. Each of the pyridoindole skeletons is bonded to an arylene group bonded to the platinum.

Abstract: A traceable cable and method of forming the same. The cable includes at least one data transmission element, a jacket at least partially surrounding the at least one data transmission element, and a side-emitting optical fiber incorporated with and extending along at least a portion of the length of the cable. The side-emitting optical fiber has a core and a cladding substantially surrounding the core to define an exterior surface. The cladding has spaced apart scattering sites penetrating the exterior surface along the length of the optical fiber. The scattering sites scattering light so that the scattered light is emitted from the side-emitting optical fiber at discrete locations. When light is transmitted through the core, light scattered from the side-emitting optical fiber allows the cable to be traced along at least a portion of the length thereof.

Abstract: An optical probe has a connecting part, a carrier, multiple optical fibers, and a lens hood. The carrier is inserted in the connecting part. The carrier has two opposite ends and a channel. The channel extends to the two opposite ends of the carrier. The multiple optical fibers are inserted in the channel of the carrier. The lens hood is connected to the connecting part. The multiple optic fibers inserted inside the channel are able to cover various orientations of oscillations of polarized light, promote accuracy of inspection result, and save a lot of time from repeated measuring.

Abstract: An illumination device includes an optical waveguide having an optical waveguide start and an optical waveguide end. At least one light-emitting diode is assigned to the optical waveguide start. A light-absorbing element is arranged at the optical waveguide end. The light-absorbing element includes an adhesive bed with an adhesive. The adhesive of the adhesive bed has light-absorbing properties.

Abstract: A light source device includes a light source unit comprising a laser element configured to emit laser light, and a cap hermetically sealing the laser element; a wavelength conversion unit comprising a fluorescent material-containing member containing a fluorescent material adapted to be excited by the laser light; a light-shielding member having a pipe shape and having a first end with a first opening and a second end with a second opening, wherein the light-shielding member defines a hollow optical waveguide between the first end and the second end, the first opening at the first end is covered by the light source unit, and the wavelength conversion unit is arranged at the second end, thereby allowing the laser light propagating through the hollow optical waveguide to reach the fluorescent material-containing member; and an optical member configured to collimate the laser light and direct collimated laser light to the hollow optical waveguide.

Abstract: A medical device comprising an instrument head integral to the medical device having a distal portion, a light source internal to the instrument head coupled to a first channel, a first polarizing filter positioned within the first channel of the instrument head, a second polarizing filter positioned within the second channel for receiving reflected light from the light source, the reflected light received through a sensor axially aligned with the second channel is disclosed herein. The second channel may comprise a distal opening. The second channel may be configured to restrict light from entering the second channel other than by the distal opening. The first polarizing filter may be configured to polarize light from the light source.

Abstract: Light diffusing optical fibers for use illumination applications and which have a uniform color gradient that is angularly independent are disclosed herein along with methods for making such fibers. The light diffusing fibers are composed of a silica-based glass core that is coated with a number of layers including a scattering layer.

Abstract: A light emitting device disclosed herein includes at least one light source and an array of coupling lightguide strips continuous with a lightguide region of a lightguide formed from a film, light extraction features, a cladding layer in the light emitting region of the film, and a light input surface defined by the stacked bounding edges of the coupling lightguide strips, wherein an area percentage of the light input surface comprising a core region is at least 98 percent. In another embodiment, the light from the at least one light source is not directly coupled into the cladding layer at the light input surface. In a further embodiment, a total thickness of the coupling lightguide strips at the light input surface is less than (n) times a thickness of the lightguide region of the lightguide where (n) is the number of coupling lightguide strips.

Abstract: Illumination with DMD and laser modulated adaptive beam shaping. A DMD illumination system includes a plurality of laser illumination sources, each of the plurality of illumination sources directing light onto a phosphor arranged between the plurality of laser illumination sources and a digital micro-mirror device; control circuitry coupled to the plurality of illumination sources and to the digital micro-mirror device configured for controlling the position of the array of micro-mirrors and further configured for providing control signals to each of the plurality of laser illumination sources, so that the light from the plurality of laser illumination sources strikes the phosphor and is then directed from the phosphor onto the array of micro-mirrors in the digital micro-mirror device when the micro-mirrors are at a predetermined position, and the light is reflected from the digital micro-mirror device and out of the system. Methods are also disclosed.

Abstract: An illumination system includes a light source assembly including a first excitation light source, a second excitation light source, a dichroic element, a wavelength conversion element, a first collimating element and a second collimating element. The first and second excitation light sources provide first and second excitation beams, respectively. The dichroic element is disposed between the first excitation light source and the second excitation light source. The second excitation beam is transmitted toward the first excitation light source through the dichroic element. The wavelength conversion element is disposed between the first excitation light source and the dichroic element. The wavelength conversion element converts the first and second excitation beams into a wavelength conversion beam and transmits it toward the dichroic element.

Abstract: An apparatus may comprise an optical fiber that includes a core region having a core thickness and a cladding layer having a cladding layer thickness. The core region and the cladding layer may have material characteristics suitable for suturing biological tissue. The core thickness and the cladding layer thickness may be configured to cause at least a portion of light propagating in the core region to propagate out of the optical fiber through the cladding layer. The apparatus may also comprise a light source optically coupled to the optical fiber and configured to provide the light for propagation in the core region of the optical fiber. The apparatus may also comprise a suturing device coupled to the optical fiber and configured to guide the optical fiber for suturing the biological tissue.

Abstract: This invention is related to an improved light ring structure for vehicle lamp. An incident portion is extended and projected from one side of a light-guiding ring, and a V-shaped light-guiding portion connects the incident portion and the light-guiding ring. An optical structure is formed on an optical surface of the light-guiding ring, and several teeth are aligned on the optical surface. One side of each tooth is a vertical section which faces to the incident portion and the other side of that is an inclined section. The width of the teeth is increased gradually from the incident portion and the opposite of the incident portion to the two sides of the light-guiding ring, forming the widest tooth at the two sides of the light-guiding ring, and the height of the teeth is increased gradually from the incident portion, forming the highest tooth at the opposite of the incident portion.

Abstract: A light guide unit includes a frame having a groove and sidewalls around the groove and a light guide plate carried in the frame. The sidewalls define at least one hole therein. The light guide plate includes at least one light guide fiber arranged in the groove and an optical rubber filling in the groove and covering the light guide fiber. Each light guide fiber has a first optical coupling end extending out of the frame through the hole configured for light penetrating into therein.

Abstract: A system for injecting light, includes an optical coupler having: a lens having a convex entrance face of radial extent R1, a convex central exit face and a peripheral exit face; a cavity, containing the entrance face and with an entrance lateral surface; and a peripheral reflective surface, encircling the lens and the cavity, extending beyond the entrance face; an optical collector, with an entrance, a collecting surface facing the central exit face, and a numerical aperture NA smaller than 1, the collector including a jacket having an end surface; and a member for aligning the optical collector, the optical coupler and the aligning member being integrally formed or being indirectly or directly fastened together, the central distance eF on the axis Oz between the collecting surface and the central exit face being nonzero and smaller than 5 mm, and the system including a stop for the end surface.

Abstract: A tapered core waveguide which may be configured as a spectral component splitter, a spectral component combiner, and various combinations thereof including a reflective mode of operation. The tapered core waveguide has an aperture and cladding, and is dimensioned such that radiant energy admitted into the core via the aperture and having at least two spectral components would be emitted via the cladding at a location dependent on its frequency and/or its polarization, and that a plurality of spectral components injected to the core via the cladding will be mixed and emitted via the aperture.

Abstract: In some examples, an optical fiber may include a clad portion and an exposed fiber core that extends from the clad portion. Multiple such optical fibers may be included in a fiber bundle having a condensed region of fiber cores spaced at a first center-to-center spacing and a non-condensed region of clad portions spaced at a second center-to-center spacing greater than the first center-to-center spacing. Such optical fibers may be formed with exposed fiber cores ab initio.

Abstract: A light fixture comprising a mounting housing comprising a junction box and a first connector component and a light housing comprising at least one light emitting diode contained within the light housing and electrically coupled to a second connector component complementary to the first connector component.

Abstract: A light assembly is provided that includes a holder and multiple light pipes. The holder extends along a longitudinal axis between a first end and a second end. The holder includes multiple ridges that spiral around the longitudinal axis. The holder includes multiple channels. Each channel is defined between two of the ridges. The light pipes each include a light transmissive interior region. Each of the light pipes is disposed in one of the channels of the holder. The light pipes each have an attachment end that is configured to receive light from a light source. Each light pipe is further configured to transmit the light through the interior region for at least a length of the light pipe.

Abstract: A projector includes a light source module, an optical engine, a light valve and a projecting lens. The light source module includes light sources, optical fibers and a light integration rod. Each of the light sources provides an illumination sub-beam. Each of the illumination sub-beams transmits to the light integration rod through the corresponding optical fiber, and passes through the light integration rod and emits out to form a first illumination beam. The optical engine includes a phosphor wheel located at a transmission path of the first illumination beam and converting the first illumination beam into a second illumination beam. The light valve is located at a transmission path of the second illumination beam and converts the second illumination beam into an image beam. The projecting lens is located at a transmission path of the image beam and projects the image beam out of the projector.

Abstract: A system for forming illuminated poured surfaces is provided. The system embeds fiber optic strands into poured surfaces during the formation thereof. Each fiber optic strand may be supported by a positioning apparatus prior to and during the pouring and setting of the poured surface, wherein no part of the positioning apparatus is visible above a top surface of the operable poured surface, yet the fiber optic strands are exposed near the top surface so as to form desired patterns of points of light.