30results about "Fibre light guides" patented technology

Disclosed is a fiber optic ground spike light fixture, including a ground spike assembly configured to be inserted into a ground to assist in fixing the fiber optic ground spike light fixture; a lamp body assembly detachably connected to the ground spike assembly; and a fiber optic bundle including a plurality of linear optical fibers, with one end of the fiber optic bundle being fixed inside the lamp body assembly, and the other end thereof extending from the lamp body assembly to form a light source for the fiber optic ground spike light fixture. The present disclosure adopts a fiber optic bundle composed of a plurality of linear optical fibers as a light source, and can realize various lighting and shadow effects such as single beam light, multiple beam light, linear light, and point light.

A light pipe may comprise an elliptical body with a front face and a rear face. The front face may include an exit ring that is to be uniformly illuminated, and the rear face may include a plurality of light channels to receive light from respective light emitting diodes. The light channels may propagate received light at least partially circumferentially or elliptically around the body, and may reflect light toward an annular surface at an outer circumference of the rear face. Then, the annular surface may reflect light toward the exit ring, thereby generating uniform illumination while minimizing size, cost, and energy consumption. Further, the light pipe may be incorporated into a light pipe assembly including a button, a reflector, and a printed circuit board assembly, in which portions of the assembly may further facilitate propagation of light within the light pipe.

There is disclosed herein a kitchen appliance including: a lighting arrangement including: a light pipe (50) having a start portion (60), an end portion (62), and an upper surface (54) and an opposing lower surface (56), wherein the upper surface (54) includes a plurality of facets (68) that extend along a length of the light pipe (50) between the start and end portions (60, 62); and a light source (75) associated with the light pipe (50) and configured to emit light along the length of the light pipe (50).

A catheter system (100) for treating a treatment site (106) includes a catheter (102), a system console (123) that includes a console connection aperture (148), an energy source (124), one or more energy guides (122A) that receive energy from the energy source (124), and an optoelectrical connector (151) that is coupled to the catheter (102). The optoelectrical connector (151) includes a guide coupling housing (250) that retains at least a portion of each of the energy guides (122A). The guide coupling housing (250) is configured to be selectively mechanically connected to the system console (123) via the console connection aperture (148) so that the energy guides (122A) are adjustably aligned relative to the energy from the energy source (124). The optoelectrical connector (151) also includes at least a portion of an electrical connector assembly that is positioned adjacent to the guide coupling housing (250) and that transmits at least one of power and data between the system console (123) and the catheter (102) when the guide coupling housing (250) is retained within the console connection aperture (148).

The present application provides an interior member. By reducing the folded-back region of the remaining portion of the skin member folded back to the back surface of the base material, the fastening portion with respect to the base member can be arranged on the side close to the outer edge of the back surface of the base material to approach the boundary on the appearance of the interior member. The interior member (decoration (1)) has a plate-shaped base material (2) fastened to a base member (43), and a skin member (3) covering the surface of the base material. Furthermore, the skin member has a fabric (7) with optical fibers (4) woven as constituent threads, a folded portion (11) folded into multiple pieces and folded back to the back surface of the base material is provided in the skin member, and a jig member (15) holding the folded portion is provided on the back surface of the base material.

To provide a peripheral surface-emitting linear light guide with a configuration that enables cost reduction while increasing the homogeneity of light intensity, and a method for manufacturing the peripheral surface-emitting linear light guide.SOLUTION: A peripheral surface-emitting linear light guide 3 comprises: an optical fiber 4 in which an outer peripheral surface 41a of a core 41 is exposed from a cladding 42 at one end in a longitudinal direction; and a light-scattering member 5 that covers an entire periphery of the outer peripheral surface 41a of the core 41 in an exposed portion over a predetermined axial length range. Light emitted from the outer peripheral surface 41a of the core 41 is scattered and radiated by the light-scattering member 5. The light-scattering member 5 includes a light transmissive base material 50 having a higher refractive index than the core 41, and light-scattering particles 500 that scatter the light incident on the base material 50, where the light-scattering particles 500 are dispersed and mixed in a certain proportion throughout the base material 50. At least a portion of the light-scattering member 5 in the longitudinal direction is a gradually increasing portion 51 whose thickness increases gradually toward a tip side of the core 41.SELECTED DRAWING: Figure 3

A kit includes a deterrent device, a grip activation system, and a housing supporting the grip activation system. The housing positions the grip activation system so that a sensing space of the grip activation system extends at least partly adjacent to a trigger guard of the deterrent device. The grip activation system includes an emitter configured to emit first electromagnetic radiation having a first wavelength; a detector configured to detect second electromagnetic radiation having the first wavelength; and a controller. The controller determines, based at least in part on the second electromagnetic radiation, that an object is present in the sensing space; and provides an activation signal to an activatable system in response to determining that the object is present in the sensing space. The activatable system can include a light source. Some examples include a housing, a grip activation system, and an activatable system.

An optical fiber mounting mechanism includes an optical fiber, a signal circuit, and a mounting structure. The optical fiber extends along a first direction. The signal circuit extends along the first direction. The mounting structure is disposed at ends of the optical fiber and the signal circuit. The mounting structure surrounds the optical fiber and the signal circuit. The mounting structure has an installation portion. The installation portion extends radially relative to the first direction as the axis direction. The installation portion has a plurality of elements. The elements are exposed from a surface of the installation portion. The surface has a normal direction parallel with the first direction.

An optical fibre assembly 100 for dispersing light, the assembly comprising: a first optical fibre section 101 having a proximal end 102 and a distal end, the distal end comprising a first down-taper

A light pipe assembly is provided which complies with the International Electrotechnical Commission (IEC) IP ratings for dirt and water ingress while reducing the amount of hardware typically required to mount each light pipe. The light pipe assembly includes a light pipe and an adapter. Each adapter includes a vertically extending center channel which receives and connects a light pipe's first end to an LED mounted upon a printed circuit board (PCB). Each light pipe is intended to project through the hole of an electronic device's panel. Furthermore, each light pipe's second end has flange and a press-fit region, preferably in the form of circumferential ribs, which forms a press-fit engagement with a panel.

A first light source with a first etendue generates a first light beam to travel along a first optical path having an expanded portion formed by a collector optical system. A second light source having a second etendue less than one tenth of the first etendue forms second light, which is conducted by a light guide having a distal section with an end face. The second light is emitted from the end face as a second light beam that travels over a second optical path that resides within the expanded portion of the first optical path due to the light guide being disposed relative to the first optical path from an off-axis direction. An optical condenser receives and directs the first and second light beams to a common exit plane to form the combined light beam.

This invention relates to a luminescent fabric comprising: a textile material (100) in which optical fibers (120-126) are arranged, wherein a plurality of optical fibers (120-126) are bundled into a group (130) and each is arranged at one end in a sleeve (140); a light source (150); and variable scattering elements (160, 160A, 160B) arranged between the sleeve (140) and the light source (150) such that light emitted from the light source (150) is coupled into the ends of the optical fibers of the group (130) through the scattering elements (160, 160A, 160B); and a control device (170) configured to manipulate the variable scattering elements (160, 160A, 160B) thereby changing the light transmission through the variable scattering elements. Furthermore, an interior trim component having the luminescent fabric and a motor vehicle are also provided.

The invention relates to a medical illumination device and a system for fluorescence image guided surgery. The medical illumination device (4) comprises a device body (6) and a light guiding optics (5). The light guiding optics (5) comprises optical fibers (10) and a first ring mirror (8) surrounding the device body (6). A section (14) of each optical fiber (10) passes through the first ring mirror (8) while being directed towards a distal end (68). After passing through the first ring mirror (8), a light guiding element redirects excitation light (20) and / or white light (20a) back to the first ring mirror (8). The first ring mirror reflects the emitted excitation light (20) and / or white light (20a) towards an area (50) to be illuminated by the excitation light (20) and / or white light (20a).

Provided are a device for generating a star-sparkling lighting effect and a method thereof. The method includes arranging at least one multi-color light source (110) to emit multiple lights (112, 114, 116) of at least two colors, and arranging at least one light-guiding lens (130) in front of the multi-color light source, such that the multiple lights are mixed into mixed-color lights in a diffuse lens portion (150) of the light-guiding lens, and then the mixed-color lights are divergently emitted to a front grille panel (140) via a reflective lens portion (160), and through gaps in the front grille panel, a star-sparkling lighting effect is generated.

A surgical navigation system comprises a tracker and an optical sensor. The tracker of the surgical navigation system is configured to be associated with a patient or a surgical tool that is to be tracked by the surgical navigation system. The tracker comprises an optical fibre having a longitudinal extension and configured to be optically coupled to a light source such that the optical fibre transmits light emitted by the light source. The optical fibre has a lateral surface along its longitudinal extension and is configured to emit light via at least a portion of the lateral surface. The optical sensor of the surgical navigation system is configured to detect light emitted by the optical fibre.

An illumination device to be provided in a steering wheel, includes: a substrate provided with a light emitting element on a surface of the substrate; a cover member that forms a part of an outer surface of the steering wheel and is light-transmissive so that visible light output from the light emitting element is emitted to an outside of the steering wheel; a light guiding member configured to guide the visible light output from the light emitting element to the cover member; and a base member to which the substrate and the cover member are attached and which holds the substrate and the cover member, and the light guiding member is held by being sandwiched between the substrate and the base member.

Optics with a plurality of optical fibers (10 to 30), each arranged in at least one row, each having an input surface (32) into which light from at least one light source can be coupled, and having a common output surface (4) for coupling the light out along a principal optical axis of the optics (1), characterized in that a cutting surface (6) is provided at the output surface (4) which delimits the output surface (4) in order to provide at least a section of a defined outer edge (40) in a photographic image (38) of the emerging light, and / or that a cutting surface (36) is provided at each optical fiber (10 to 30) or at least a part of the optical fibers (10 to 30) which delimits the respective optical fiber (10 to 30) in order to provide at least a section of a defined outer edge (40) in a photographic image (38) of the emerging light, and wherein the cutting surface (6, 36) or the cutting surfaces (6,36) extend parallel to the principal optical axis of the optics (1), wherein the optical fibers (10 to 30) widen in their cross-section in the direction of the center of the series of optical fibers (10 to 30) along a curve (33).

An angle at which an intensity becomes maximum in a light distribution of light emitted from a center of a light emitting surface of a surface illumination device is in a range of −90° or more to less than 0° in a plane including a vertical axis and perpendicular to the light emitting surface, in a case where an axis passing through the center of the light emitting surface and perpendicular to the floor surface is defined as the vertical axis, and in the plane, a direction extending from the center of the light emitting surface toward the floor surface is defined as −90°, a direction extending from the center of the light emitting surface toward a side opposite to the floor surface is defined as +90°, and a direction orthogonal to the light emitting surface is defined as vertical 0°.

The application is directed to a device housing. The device housing includes a first light device, the first light device including a first electrical supply configured to provide an electrical signal to a first light emitting diode (LED), the first LED separated from a first surface of a diffuser film by a space, wherein the diffuser film includes a second surface, opposite the first surface, the second surface configured to contact a first light pipe.

Device (100), comprising: a case (110); a substrate (131) provided inside the housing (110); a light-emitting object (133) attached to one side of the substrate (131); and an elastic film (132) covering one side of the substrate (131) and the light-emitting object (133) to direct the light from the light-emitting object (133), wherein a through-hole (110E) is formed through the housing (110) to communicate with the interior, wherein the elastic film (132) has a mirror part (132D) on a section of a surface at a position which overlaps the through-hole (110E) at least in a top view, in order to totally reflect light transmitted through an inside of the elastic film (132), wherein the elastic film (132) has a structured section which is provided on a section outside the mirror part (132D) and has a lower reflectivity than the mirror part (132D).

The present disclosure relates to a system (10, 10') comprising a light assembly for an illumination of a vehicle design element, comprising: one or more light pipes (1, 1', 1a, 1b), wherein each light pipe (1, 1', 1a, 1b) comprises a core (11'); one or more light sources (2, 2a, 2b, 2c, 2'), disposed at least partially within an interior of the system, wherein each light source (2, 2a, 2b, 2c, 2') is configured to emit light (20') based on at least receiving electrical power from an electrical power source, and each light source (2, 2a, 2b, 2c, 2') is arranged adjacent to and directed towards at least one of the one or more light pipes (1, 1', 1a, 1b) such that the emitted light (20') results in reflected light (21') propagating within the core (11') and diffuse light (22') exiting the one or more light pipes (1, 1', 1a, 1b) along the same; and a lens (5') substantially enclosing the interior, the one or more light pipes (1, 1', 1a, 1b) and the one or more light sources (2, 2a, 2b, 2c, 2'), wherein the lens (5'), having an inner surface and an outer surface disposed opposite the inner surface, is provided with a continuous transparent and / or translucent coating on the outer surface, with the one or more light sources (2, 2a, 2b, 2c, 2') receiving electrical power from the electrical power source, the continuous transparent and / or translucent coating is at least partially permeable to at least some of the diffuse light (22') which is passed through the lens (5'), and the continuous transparent and / or translucent coating comprises a metal, an alloy or a conductive metalloid. The one or more light pipes (1, 1', 1a, 1b) comprise two or more light pipes (1, 1', 1a, 1b), wherein the two or more light pipes (1, 1',1a, 1b) at least partially overlap, providing at least one region of overlap to substantially close a loop, to provide a homogenous illumination of at least one 360° illumination window (41') when the one or more light sources (2, 2a, 2b, 2c, 2') receive electrical power from the electrical power source.

A lighting arrangement including a light emitting diode (LED) light source, a reflector, and a rod-shaped light guide element arrangement between the LED light source and the reflector. The side surface of the light guide element includes a prismatic structure with a cross section perpendicular to the longitudinal axis of the light guide element defining a circumferential saw-tooth profile with at least ten vertices extending in a radial direction of the light guide element.

The present invention relates to a decorative article (1) comprising: an element (3) at least partially made of a metal, polymer, or ceramic-based material, and including a surface (3a) visible to an observer (5); at least one light source (4) external to or internal to the element (3), the decorative article (1) being characterized in that it further comprises at least one optical fiber (2) embedded in the material of the element (3), the optical fiber (2) serving as a guide for light from the light source (4) to produce a light effect on the visible surface (3a) of the element (3) during use. The invention also relates to a method for manufacturing the decorative article.

A desktop computing system having at least a central core surrounded by housing having a shape that defines a volume in which the central core resides is described. The housing includes a first opening and a second opening axially displaced from the first opening. The first opening having a size and shape in accordance with an amount of airflow used as a heat transfer medium for cooling internal components, the second opening defined by a lip that engages a portion of the airflow in such a way that at least some of the heat transferred to the air flow from the internal components is passed to the housing.

An assembly device for a light guide 1, comprising a sleeve 4 having an end face 4.1 and a fibre bundle 2. The fibre bundle is circumferentially fused at least in part or in sections at its circumfere

A protective cage assembly includes a cage and a light guide pipe. The light guide pipe includes an input surface, an output surface and a main body portion extending between the input surface and the output surface. The main body portion includes a first portion and a second portion. The first portion is located inside the cage. The second portion is located outside the cage. The first portion is located adjacent to an inner wall of the cage, and extends along the inner wall of the cage at least to a mating end face of the cage.

Disclosed are breathing apparatus comprising lighting systems. Lighting modules are provided to illuminate in vertical and horizontal directions and to illuminate in a first lighting pattern if the determined status condition is a normal status condition and in a second lighting pattern if the determined status condition is an alert status condition.

A peripheral surface-emitting linear light guide is provided with an optical fiber including a core, an outer peripheral surface of which is exposed from a cladding at one end in a longitudinal direction, and a light-scattering member that covers an entire periphery of the outer peripheral surface of the core in an exposed portion over a predetermined axial length range. The light emitted from the outer peripheral surface of the core is scattered and radiated by the light-scattering member. The light-scattering member includes a light transmissive base material having a higher refractive index than the core and light-scattering particles that scatter the light incident on the base material, and the light-scattering particles are dispersed and mixed in a certain proportion throughout the base material. At least a portion of the light-scattering member in the longitudinal direction is an incremental portion whose thickness increases gradually toward a tip side of the core.

An optical fibre assembly for dispersing light, the assembly comprising: a first optical fibre section having a proximal end and a distal end, the distal end comprising a first down-taper in which the diameter of the optical fibre decreases; and a second optical fibre section having a proximal end and a distal end, the proximal end comprising a first up-taper in which the diameter of the optical fibre increases; wherein the assembly is arranged such that when light is directed into the proximal end of the first optical fibre section, at least a portion of the light is emitted from the first down-taper and is dispersed by the first up-taper.

The invention relates to an indirect lighting (200) with a light guide (210) for a vehicle room, including: a light source ; a light guide (210) transferring light from the light source; a housing (220) accommodating the light guide therein and mounted on a vehicle internal structure (100); and a slit (110) formed in the vehicle internal structure, and at least a portion (211) of the light guide may be inserted into the slit to be exposed to an outside, and the exposed portion may be disposed to be headed to a front surface of the vehicle internal structure such that light from the light source is reflected therefrom. Therefore, there is an effect of reducing the manufacturing cost as the quantity of parts is reduced by integrally designing the lens and the light guide.