An embodiment provides a lighting device and a lamp for an automobile including the same, the lighting device comprising: a light source module extending in a first direction; and a lens arranged on the light source module and extending in the first direction, wherein the light source module comprises a light guide member extending in the first direction, a light emitting element disposed on one side of the light guide member, and a reflection member disposed on a circumference surface of the light guide member, and the light guide member comprises a light emitting portion extending in the first direction.

Provided is a light guide for achieving an appearance resembling a stainless-steel surface with polishing marks. A light guide (13) guides incident light rays and emits some of the incident light rays from a light exit surface (14). A plurality of light exit areas (11), configured to change the directions of the incident light rays and emit the incident light rays from the light exit surface (14), are arranged adjacent to one another. Each of the light exit areas (11) includes a plurality of light exit parts (12) in which directions of light rays with maximum intensities out of the light rays to be emitted are substantially the same. The light exit parts (12) in each of the light exit areas (11) are configured so that the directions of the light rays with the maximum intensities out of the light rays to be emitted from each of the light exit areas (11) are random. Each of the light exit areas (11) has a strip shape.

A system comprising a light assembly for illumination of a vehicle design element includes a plurality of light pipes, each comprising a core; one or more light sources, each of the one or more light sources being disposed adjacent to and directed toward one or more of the plurality of the light pipes, wherein light emitted from the one or more light sources is split into reflected light that propagates within the core of one or more of the plurality of light pipes and diffuse light that exits one or more of the plurality of light pipe; and a lens having an inner surface and an outer surface disposed opposite the inner surface, the lens including a continuous transparent and/or translucent coating on the outer surface The continuous transparent and/or translucent coating is at least partially permeable to at least some of the diffuse light which is passed through the lens. The continuous transparent and/or translucent coating comprises a metal, an alloy or a conductive metalloid, providing a chromium or chromium-based reflective coating. End portions of at least two of the plurality of light sources overlap, providing at least one region of overlap.

Provided is a skin material which forms a vehicle interior design surface, functions as lighting, and suppresses the fray of side emission type optical fibers. The skin material includes a woven fabric woven by using synthetic resin fibers, side emission type optical fibers, and heat fusible fibers as warps or wefts. A ratio (d.sub.S/d.sub.f) of fineness (d.sub.S) of the synthetic resin fibers to fineness (d.sub.f) of the side emission type optical fibers is from 1.5 to 7.0. The synthetic resin fibers and the side emission type optical fibers adjacent to the synthetic resin fibers are bonded in respective longitudinal directions thereof by the heat fusible fibers. When a plurality of the side emission type optical fibers are woven between the adjacent synthetic resin fibers, the adjacent side emission type optical fibers are bonded to each other in the longitudinal direction by the heat fusible fibers.

A linear light source is provided that includes a light-emitting element and a light guide, which has a core with an end and a longitudinal extension. In the operating state, light from the light emitting element is injected on the end and is guided along the longitudinal extension. The core includes at least one scattering element that changes a propagation direction of the light guided in the core. The light guide having a lateral surface with a light-blocking coating at least partially or in portions thereof. The light-blocking coating being structured so that the light guide has a light-transmissive portion extending along the longitudinal extension and so that the light scattered on the at least one scattering element and striking the light-transmissive portion is able to escape from the light guide, at least partially. The coating having a light transmittance that is lower than a light transmittance of the light-transmissive portion.

Described embodiments include an audio speaker configured to emit sound in a main sound emission direction. The audio speaker comprises a voice coil, a movable diaphragm connected to the voice coil and configured to move together with the voice coil, the movable diaphragm comprising, in a direction opposite the main sound emission direction, a front surface and a rear surface opposite the front surface. The audio speaker further comprises a light source configured to emit light which is located, in a direction of the main sound emission direction, below the voice coil, and a light guide configured to guide the light emitted from the light source to the front surface of the movable diaphragm.

In a woven fabric woven from first constituent yarns as one of warps and wefts and second constituent yarns as the other, a part of the first constituent yarns are side emission type optical fibers; at least a part of the second constituent yarns are light shielding yarns; the woven fabric has a light shielding structure which shields light emission on a design surface side of the side emission type optical fiber; the light shielding structure includes a first group of light shielding yarns and a second group of light shielding yarns each formed of the 2 to 4 continuous light shielding yarns intersecting the side emission type optical fiber on the design surface side; the one light shielding yarn arranged between the first group of light shielding yarns and the second group of light shielding yarns and intersecting the side emission type optical fiber on a non-design surface side.

An illuminated vest comprises an enclosure including a light-emitting diode and control electronics that control the light emitting diode. Coupled to the enclosure is a belt made of passive material. A limb loop is created by an optical fiber structure that includes a first end and a second end. The light-emitting diode is optically coupled to the first end of the fiber optic structure. The optical fiber structure is also independent of passive material, such that the optical fiber structure forms a structure for the vest.

A woven fabric which enables protection of optical fiber yarns while the woven fabric is processed into a design woven fabric and easy exposure of the optical fiber yarns when the protection thereof becomes unnecessary, a method for manufacturing a design woven fabric from this woven fabric, and a method for manufacturing an interior material including: A woven fabric having a first constituent yarn having an optical fiber yarn and a non-light guiding yarn and a second constituent yarn having a non-light guiding yarn. The woven fabric having a first region in which the first and second constituent yarns are woven in one layer and a second region which is positioned adjacent to the first region and in which the first and second constituent yarns and are woven in two or more separable layers. The woven fabric has an optical fiber layer and a back protecting layer as the separable layers. The optical fiber layer is a layer formed of the optical fiber yarns. The back protecting layer is a layer in which the non-light guiding yarn of the first constituent yarn and the non-light guiding yarn of the second constituent yarn are woven. Further, the woven fabric can further have a front protecting layer.

The skin material includes a woven fabric woven by using synthetic resin fibers 1b and 1a, side emission type optical fibers, and heat fusible fibers as warps or wefts. A ratio (d.sub.S/d.sub.f) of fineness (d.sub.S) of the synthetic resin fibers to fineness (d.sub.f) of the side emission type optical fibers is from 1.5 to 7.0. The synthetic resin fibers and the side emission type optical fibers adjacent to the synthetic resin fibers are bonded in respective longitudinal directions thereof by the heat fusible fibers. When a plurality of the side emission type optical fibers are woven between the adjacent synthetic resin fibers, the adjacent side emission type optical fibers are bonded to each other in the longitudinal direction by the heat fusible fibers.