Matches 51 - 100 out of 155 < 1 2 3 4 >
Match Document Document Title
6735373 Plane light source unit and liquid-crystal display device  
There is provided a plane light source unit having a plane light pipe constituted by upper and lower surfaces and an incidence side surface which is one of side surfaces between the upper and lower...
6626550 Backlight unit for liquid crystal display device  
A backlight unit for a display device includes a light guide panel comprising a plate-shaped body, at least one light guide projection for fitting the light guide panel disposed on left side or...
6621978 Epicycloidal light guide and illuminating facility  
The present invention relates to a light guide capable of transferring light from an illuminating apparatus to a certain distant destination. The light guide includes a light source, and a hollow...
6621973 Light guide with protective outer sleeve  
An illumination device including a light guide 22 surrounded by a protective sleeve 24 . The light guide 22 is hollow and includes a cylindrical wall 26 having a structured outer surface 28...
6621697 Stylus visual indicator system  
A handheld computer system includes a housing, a processor coupled to the housing, a stylus coupled to the housing, and a light source coupled to the housing. The light source lights up the stylus.
6612729 Illumination device  
An illumination device including a light guide 22 surrounded by a protective sleeve 24 . The light guide 22 is hollow and includes a cylindrical wall 26 having a structured outer surface 28...
6594432 Microarray fabrication techniques and apparatus  
Disclosed is a microarray printing system and methods of printing probe microarrays. The system has a print head formed of one or more bundles of individual capillaries, such as light-guiding...
6576887 Light guide for use with backlit display  
A light guide including a light guide body having a light re-directing side positioned opposite from a light output side. A plurality of elongate prisms are located adjacent the light output side...
6570710 Subwavelength optical microstructure light collimating films  
A light collimating film has a sheeting having a first side and a second side, wherein the first side includes a series of linear optical elements having a primary axis running the length of the...
6560397 Optical system for varying the beam width using non-imaging optics  
An apparatus for adjusting the width of a coherent or partially coherent beam of light comprising at least one pair of opposing reflectors each having an inwardly facing light reflecting surface,...
6513937 Apparatus and method for integrating light from multiple light sources  
An apparatus and method for illuminating a projection display which includes multiple light sources which are integrated through a multi-input ported light pipe disposed between the multiple lamps...
6504985 Illuminated surgical retractor  
An illuminated surgical retractor includes a handle having an elongated first blade portion connected at one end to one end of the handle and an elongated second blade portion extending along the...
6504984 Apparatus for delivering smoothed light from an uneven source  
A light blender is described wherein light from a high intensity source such as a metal halide bulb can be conveyed through a flexible optical fiber cable for projection onto a remotely located...
6483976 Optical element having an integral surface diffuser  
A monolithic element has a substrate body and at least one macro-optical characteristic integral in a first portion of the optical element. A plurality of surface micro-structures are integral in a...
6473552 Apparatus and method for signaling using a light pipe stylus  
Disclosed is a light pipe signaling device for signaling a user. A light pipe has a first end portion that fits into a receptacle. Both light pipe and receptacle are constructed using a transparent...
6456436 Optical device  
An optical device includes a plurality of lens plates spaced at specific intervals. At least one of the lens plates is provided with a lens array on at least one of its front and rear faces. The...
6419365 Asymmetrical tunnel for spatially integrating light  
A projector includes a source of polychromatic light that propagates through color filter segments of a color wheel and enters an input aperture of an asymmetrical light integrating tunnel that...
6398368 Light pipe for a projector system  
A light pipe is designed for a projector system. The light pipe gathers the light from a light source and guides the gathered light to an image device in the projector system. The area of the exit...
6394611 Solid rod dust-proof structure for projecting apparatuses  
The invention discloses a solid rod dust-proof structure for projecting apparatuses. The solid rod includes an incident-beam surface and an outgoing-beam surface. The dust-proof structure includes:...
6356389 Subwavelength optical microstructure light collimating films  
A light collimating film has a sheeting having a first side and a second side, wherein the first side includes a series of prisms, and the second side includes a plurality of subwavelength optical...
6347176 Acousto-optical light tunnel apparatus and method  
A light tunnel apparatus ( 200 or 300 ) having an output end ( 56 or 98 ), for uniformizing light (L) that travels through a light tunnel ( 30 or 80 ). The apparatus comprises a light tunnel...
6324330 Folded light tunnel apparatus and method  
A folded light tunnel apparatus and method of providing light with a high degree of spatial uniformity in a compact arrangement. The light tunnel (100, 190, 300, 350) comprises plurality of prisms...
6295405 Light pipe for a backlighting system  
A non-scattering light pipe includes a transition surface between a first side wall and an input surface and a second side wall and the input surface. The transition surface is arranged to...
6285814 Light guide luminaire  
A light guide luminaire includes a longitudinal housing having a center and an inner surface, and a light guide formed of at least two sections of optical lighting film arranged within the housing...
6282359 Injection molded light pipe  
An injection molded light pipe having a sharp curve is proposed, wherein the injection molding mark is on the inside surface of the sharp curve. The light pipe has a 180° curve with a radius of...
6266476 Optical element having an integral surface diffuser  
A monolithic element has a substrate body and at least one macro-optical characteristic integral in a first portion of the optical element. A plurality of surface micro-structures are integral in a...
6215936 Lightguide having trapezoidally-shaped main body with a level surface at an angle to a rear surface  
A transparent lightguide (3) which guide light at least from one side end plane is characterized in that a large number of speckled, solid-line shaped or broken-line shaped protruding patterns...
6185357 Illumination system using edge-illuminated hollow waveguide and lenticular optical structures  
An illumination system having a hollow waveguide including first and second light directing arrays (LDA), each having a plurality of generally lenticular prisms defined thereon and arranged...
6185356 Protective cover for a lighting device  
A protective cover for protecting a lighting device from direct contact with contaminants or components which may interfere with proper operation thereof. The contaminant (e.g., blood, body tissue,...
6178285 Vision system for inspecting interconnections of optical cards mounted in a rack and associated methods  
A vision system is provided which allows viewing and/or inspection of an end surface of an optical fiber through a bulkhead on a backplane of a rack. By placing such a vision system on a mount...
6178035 Optical device and method of manufacturing the same  
An optical device includes a light transmitting non-linear optical material having a first face and a second face. The first and second faces oppose each other. The first face has a plurality of...
6169839 Light distribution systems and illumination devices  
Illumination devices and light distribution systems utilizing overlapping joints, connector rings, end caps, assemblies for mounting light tubes to a ceiling or wall, and protective tubes.
6149289 Angled illumination tube  
An angled illumination tube is capable of reducing a dark spot behind the reflector, while illuminating the tube uniformly over the length of the tube. The tube is used in combination with a light...
6134365 Coherent illumination system and method  
A coherent illuminator system and method wherein an incident energy beam is directed at an end of image conduit rotating around its axis. The incident energy beam may be generated by a laser,...
6126844 Tapered monocapillary-optics for point source applications  
A glass or metal wire is precisely etched to form the paraboloidal or ellipsoidal shape of the final desired capillary optic. This shape is created by carefully controlling the withdrawal speed of...
6104854 Light regulator and surface light source device  
A light regulator and a surface light source device employing the light regulator. For liquid-crystal display applications, the surface light source device can effectively prevent degradation in...
6097556 Irradiance redistribution guide  
An irradiance redistribution guide (IRG) for providing from a radiation source having a nonuniform irradiation distribution, a predetermined irradiance distribution over a predetermined target area...
6071001 Fiber optic light source module with resilient grommet supporting means for a light-transmissive rod with square cross-section  
A fiber optic light source module (FOLSM) of a hybrid fiber optic lighting distribution system for distributing light from the FOLSM to various lighting features. The FOLSM includes a base, a lamp...
6049649 Surface light source device of side-light type  
A surface light source device of side-light type enables concentrated output of illumination light to a frontal direction. A flux having clear directivity is outputted from window portions 1w on an...
6014489 Light distributing tubes and methods of forming same  
Method and apparatus for forming hollow tubular light-distributing tubes for area illumination along the length of the tubes from a beam of light introduced into one end. Within the tube is a...
5995698 Photonic television system with waveguide containing alternating concave and convex lenses  
A photonic television system for propagating an image of light, in the form of its original three dimensional photonic makeup, through an airless, light proof, wave guide structure, utilizing a...
5960147 Probe, manufacturing method therefor and scanning probe microscope  
A tip of a probe is sharpened and a level difference portion 6 in a boundary zone between a base portion 5 and an elastic functioning portion 4 is formed into a tapered configuration. The diameter...
5956447 Device and method for image acquisition through multi-mode fiber  
An endoscope for image acquisition via illumination of an object's image, such as but not limited to a bar code, by a set of spatially resolved patterns, with subsequent reconstruction of the image...
5915060 Light pipe array  
A light pipe array includes a series of light pipes connected to a runner. The light pipes and runner are preferably molded as a single piece using a clear or transparent plastic. The runner is...
5911017 Fiber optic interface for laser spectroscopic Raman probes  
A fiber optic interface for laser spectroscopic Raman probes incorporating a housing with a window enclosure. The fiber optic interface minimizes stray light interference from window back...
5901266 Uniform light extraction from light guide, independently of light guide length  
A light guide light extraction mechanism can be formed in a predetermined maximum length to yield a predetermined light emission characteristic. Any shorter length segment removed from a...
5894539 Line light source having light pipe with rectangular cross-section  
A line light source comprising a point line source, e.g., a light emitting diode (LED), and a light pipe having a rectangular, e.g., square, cross-section. Light rays from the point light source...
5854872 Divergent angle rotator system and method for collimating light beams  
An assembly for frontlighting or backlighting a display or other such arrangement requiring frontlighting or backlighting is disclosed herein. The assembly uses a light pipe with a set of specially...
5845037 Supporting structure for a prism light guide  
A light guide structure has a base portion which is slidingly received and retained by a supporting member. The longitudinal edges of a light guide are secured within longitudinal slots formed in...
5832164 Supporting structure for a prism light guide  
A light guide supporting structure has a base portion which is slidingly received and retained by a supporting member. The longitudinal edges of a light guide are secured within longitudinal slots...
Matches 51 - 100 out of 155 < 1 2 3 4 >