Matches 1 - 50 out of 155 1 2 3 4 >
Match Document Document Title
7403689 Active photonic band-gap optical fiber  
A plurality of active gain material ( 93 ) is disposed in an active interface portion ( 44 ) of a dielectric band-gap cladding confinement region ( 22 ) adjacent to a dielectric core ( 12 ) of a...
7387389 Image display system and method  
An image display device includes an image processing unit, a light source assembly, an optical modulator assembly, and a projection lens assembly. The image processing unit is configured to receive...
7387388 Illumination system using polarization conversion  
An apparatus and method is discloses for providing a substantially uniform, homogenous, polarized light. A beam of substantially un-polarized light is provided by a conventional light source. The...
7386215 Projection system and light tunnel thereof  
A light tunnel includes a first optical element, a second optical element, a third optical element and a fourth optical element. The first optical element has a first recess. The second optical...
7386214 Homogenizing optical beam combiner  
An optical homogenizing and combining apparatus includes a one piece hollow tubular body having a first and second input legs and an output leg, each leg having a polygonal cross-section and a...
7369736 Light tunnel, uniform light illuminating device and projector employing the same  
Provided is a light tunnel including a guide member for guiding an incident light to proceed therein while being reflected by a side wall thereof to merge the incident light into a uniform light...
7369735 Apparatus for the collection and transmission of electromagnetic radiation  
A collector for propagating incident radiation to a remote location. The collector comprises, a light directing component coupled to a buffer component, a first propagation component coupled to the...
7360936 Method and system of LED light extraction using optical elements  
A light extraction plate can be used with a light emitting diode (LED) to efficiently extract and provide control over the spatial distribution of extracted light in terms of intensity and angle....
7344254 Projection system with a common light source sharing system  
A projection display with a common light source sharing system for improved illumination uniformity is described. The common light source is coupled through a light-dividing prism to multiple...
7336884 Adaptive device for shifting imaging axis across fiber-optic endfaces in multi-fiber connector for inspection  
A device for shifting the imaging axis of a microscope across the endfaces of a multi-fiber connector for inspecting the fiber-optic endfaces through the microscope comprises a supporting body for...
7322703 Light emitting apparatus and projector  
An light emitting apparatus which illuminates an illumination area has a first light source which emits a first light, a second light source which emits a second light, a wheel which is provided...
7303288 Image display device  
Aspects of the invention can provide an image display device that can include light sources provided, respectively, for regions obtained by dividing an image forming region of an electro-optic...
7302148 Test head for optically inspecting workpieces  
An optical test head comprises a block of material with a plurality of optical paths extending therethrough. At least one of the optical paths is an input optical path for receiving laser light and...
7287863 Light tunnel with gradient filter layer  
A light tunnel with a gradient filter layer includes a light tunnel body and a gradient filter layer. In this case, the gradient filter layer is disposed at a light emerging side. The transmission...
7258451 Optical projection device and adjusting method thereof  
An optical projection device including an illumination system, a reflective light valve and a projection lens is provided. The adjustable reflection sheet is disposed behind the adjustable rod...
7239787 Device for shaping of an optical radiation flux  
A device for conversion of an optical radiation flux, the device having a plurality of channels for receiving and transmitting optical flux and the channels having input 6 and output 8 end...
7234823 Illumination apparatus and image projection apparatus  
An illumination apparatus illuminating an objective illumination region comprises a plurality of illuminants having light-emitting surfaces radiating diffused light, an illuminant substrate in...
7220005 Projection type video display apparatus  
An object of the invention is to achieve a high intensity, a compact structure, a cost reduction and a heat radiation of a liquid crystal panel, in a projection type video display apparatus...
7215863 Light pipe optical coupling utilizing convex-shaped light pipe end  
A light transmission device is provided including a light pipe having two ends, one end being an ellipsoidal-shaped end. A recess is configured within the ellipsoidal-shaped end for reception of a...
7213929 Illumination apparatus and image projection apparatus  
An illumination apparatus illuminating an objective illumination region comprises a plurality of illuminants having light-emitting surfaces radiating diffused light, an illuminant substrate in...
7210822 Combination structure for hollow integration rod  
The present invention is a combination structure for a hollow integration rod, wherein each reflective plate of the hollow integration rod has at least one convexity and at least one concavity. As...
7209624 Apparatus and method for illumination of light valves  
In an illumination system the radiation from one or more laser arrays is directed into a light pipe. The light pipe mixes the individual radiation contributions from the laser arrays and forms a...
7195375 Compact, high-efficiency, energy-recycling illumination system  
A compact light-beam homogenizer is realized by multiple reflections within internally-reflecting optical channels which are arranged in a folded configuration. The optical channels may be hollow...
7178923 Illumination apparatus and image projection apparatus  
An illumination apparatus illuminating an objective illumination region comprises a plurality of illuminants having light-emitting surfaces radiating diffused light, an illuminant substrate in...
7171097 Hex tube light homogenizer splitter  
A right angle light diverter includes a hexagonal tube that is bent at a right angle that is coated with a highly reflective coating on the inside surface. An incoming light beam may be homogenized...
7169252 Method for the assembly of light integrators  
A method of assembling a light handling device that includes a plurality of separate walls for reflecting and that is tolerant of elevated heat and heating cycles. The method provides a fast-set...
7164839 Electromagnetic radiation collector and transport system  
The present invention includes a radiation collector configured to collect incident radiation. The radiation collector includes a radiation directing component configured to redirect the incident...
7136562 Light guide plate with a reflective means and process for forming the same  
A process for forming a light guide plate with a reflection film includes: (a) providing a light guide plate ( 30 ), which has a light input surface ( 303 ) with light incident portions ( 3032 ), a...
7120346 Image projector and light tunnel  
An image projector and a light tunnel are provided. The light tunnel includes: a light guide path in a form of a hollow tube having inner surfaces to reflect and guide light; a light entrance to...
7113684 Hex tube light homogenizer splitter  
A right angle light diverter includes a hexagonal tube that is bent at a right angle that is coated with a highly reflective coating on the inside surface. An incoming light beam may be homogenized...
7109468 Imaging arrangement method for high-speed imaging  
An electro-optic device is disclosed which has a plurality of independently-gatable portions. One example is an image intensifier having a number of segmented photocathode areas (GP). The...
7108377 Video light producing device and projection type video display  
To provide a projection type video display capable of reliably preventing a double image from being produced. A first light flux producer for producing a first light flux and a second light flux...
7070280 Method for the generation of light of a given polarization state  
A method and apparatus or configuration generates light of a given polarization state (P). A polarization state-sensitive beam splitter is acted upon by light (L) at an input (E 1 ), light (L P )...
7068911 Optical probe and optical pick-up apparatus  
Disclosed is an optical probe for obtaining a micro spot light, comprising a rod-like glass body having a rectangular cross section as a core for propagating an light wave. The distal end portion...
7046897 Light beam preparation arrangement  
A light beam preparation arrangement includes a light tunnel, a rotatable unit, and a drive unit. In one aspect, a fixation rigidly attaches the light tunnel directly to the drive unit. In another...
6999657 High density optical data storage  
A data storage apparatus includes an array of optical fibers. The array has a first end and a second end. The first end of the array includes multiple optical fiber ends, each optical fiber end...
6964482 Optical rod, manufacturing method of optical rod, manufacturing jig of optical rod, and projector equipped with optical rod  
A tubular body having a substantially rectangular cross-section is formed with a plurality of flat plates each having a surface with a light reflecting coating applied thereto. To form the tubular...
6942373 Fiberoptic lighting system with shaped collector for efficiency  
A fiberoptic lighting system has a light source with a bulbous section and a plurality of plastic light pipes having substantially circular cross sections. A collector has an inlet for receiving...
6926413 Supporting mechanism for solid type rod integrator  
The supporting structure for a rod integrator 300 includes, for example, holding members 350 a , 350 b for holding the rod integrator 300 , and supporting units 360 a , 360 b for supporting...
6895164 Hollow wedge shaped light guide  
A wedge shaped hollow light guide includes a top planar surface ( 100 ) with total internal reflecting features ( 11 ) and a bottom planar surface ( 20 ) with clocked reflective light extraction...
6895158 Waveguide and method of smoothing optical surfaces  
Disclosed is a waveguide having a light inlet surface and a viewing surface comprising stacked core layers separated by clad layers to form channels and bearing a smoothing layer on at least one of...
6891677 Subwavelength optical microstructure light-redirecting films  
A waveguide for use in a back lighting device includes a moth-eye structured surface. A back lighting system includes a lighting device, a display panel, and a waveguide for redirecting light...
6879439 Microscope for backplane ribbon fiber analysis  
A microscope ( 90 ) having an imaging axis ( 403 ) for inspecting an endface ( 301 ) of an optical fiber in a fiber-optic connector ( 201 ), the fiber-optic connector having multiple fiber-optic...
6863428 Light guide illumination device appearing uniform in brightness along its length  
An illumination device that is relatively bright and uniform in appearance includes a light guide, which has a light guide core having an optically smooth surface for propagating light...
6852524 Probe carrier, probe fixing carrier and method of manufacturing the same  
A carrier having indexes in a probe non-fixing region is used and solutions containing probes are applied to respective specific positions on the carrier by referring to said indexes and fixed. The...
6836611 Light guide and lateral illuminator  
A lighting apparatus for providing a substantially uniformly illuminated light emitting surface, the apparatus comprising first and second light sources generating flux patterns including light...
6795243 Polarizing light pipe  
A recirculating light polarizer utilizes a reflective polarizer on the exit face of a light integrator, such as a light pipe or light tunnel. Light is provided to the light integrator and light of...
6771870 Components and methods for manufacturing hollow integrators and angle converters  
The present invention describes an “L”-shaped sub-component for a hollow reflective tube used as integrator and/or angle converter for an illumination system. Furthermore, this invention...
6751017 Microscope for backplane ribbon fiber analysis  
A microscope for inspecting each optical fiber endface in a multi-fiber connector is disclosed. The microscope includes a tip for interfacing with the multi-fiber connector, a slider assembly...
6738552 Pressed capillary optics  
A capillary optic produced by impression has a mold with an external profile figured for radiation transmission along an axis used as a mandrel for impression. The mold often takes the form of a...
Matches 1 - 50 out of 155 1 2 3 4 >