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6811271 |
Electromagnetic wave focusing device
The electromagnetic wave focusing device has a mirror group consisting of a focal-line type primary reflective mirror and secondary reflective mirror which have a unique parabolic cross-sectional...
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6793375 |
Reflector with complex parabolid surface for elongated light source
A surface mountable strobe incorporates an elongated light source and a multi-element reflector. The reflector includes a first generally circular partial parabolic reflector element with an axis...
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6793356 |
Omnidirectional vision sensor
An omnidirectional vision sensor includes: an optical system including a body-of-revolution mirror having a convex portion and having a symmetrical structure with respect to a revolution axis,...
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6783261 |
Optical assemblies for concentration of radial light distribution within confined luminaire packages
An optical assembly for architectural illumination which includes a quasi point source surrounded by a collimating ring lens designed to radially project collimated beams. A segmented, off axis,...
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6705736 |
Light-collection device
A light-gathering device for concentrating light. The light-gathering device may be used as a stand-alone telescope or as an attachment to a standard telescope. When used as an attachment to a...
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6705737 |
Reflective optical apparatus for interconverting between a point of light and a line of light
An optical apparatus includes a nonplanar light-reflecting surface having a shape referenced relative to an orthogonal axial system having an x-axis, a y-axis, and a z-axis. The light-reflecting...
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6676264 |
Laser beam focusing apparatus and method for focusing a laser beam
A hollow tube having a pair of openings which have their respective different diameters and are opposed each other is prepared. Then, a pulsed laser beam is introduced into the hollow tube from the...
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6676263 |
Performance improvements of symmetry-breaking reflector structures in nonimaging devices
A structure and method for providing a broken symmetry reflector structure for a solar concentrator device. The component of the optical direction vector along the symmetry axis is conserved for...
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6672729 |
High efficiency and projection reflectors for light and sound
A reflector employs shapes that transfer light and sound emission from sources to planes or volumes in an efficient and controlled manner. Reflector troughs employ shaped ends that increase the...
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6634759 |
Coupling of light from a light source to a target using dual ellipsoidal reflectors
A condensing and collecting optical system includes a first reflector and second reflector. The first and second reflectors and includes a portion of an ellipsoid of revolution having two focal...
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6620995 |
Non-imaging system for radiant energy flux transformation
A non-imaging energy flux transformation system including a concentrator incorporating a set of nested, ring-like, concave reflective elements, and a receiver. The system efficiently concentrates...
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6612705 |
Mini-optics solar energy concentrator
This invention deals with the broad general concept for focussing light. A mini-optics tracking and focussing system is presented for solar power conversion that ranges from an individual's...
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6603243 |
LED light source with field-of-view-controlling optics
Pixels for a large video display which employs solid-state emitters, such as colored light emitting diodes, as light source are formed by outfitting each colored solid state emitter within the...
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6556648 |
Lithographic apparatus, device manufacturing method, and device manufactured thereby
A classification system for systems of n mirrors, whereby systems of mirrors are classified by a number C, is defined as follows: C = ∑ i = 1 n a i · 2 ( n - i ) ( M M ) ...
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6541694 |
Nonimaging light concentrator with uniform irradiance
A nonimaging light concentrator system including a primary collector of light, an optical mixer disposed near the focal zone for collecting light from the primary collector, the optical mixer...
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6493145 |
Solar lighting apparatus
A solar lighting apparatus includes a transparent dome. The transparent dome is provided, at its ceiling center, with a control box accommodating a stepping motor, a controller for controlling the...
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6481859 |
Radiant energy concentrator
A receiving layer of a radiant energy concentrator has a set of collecting members arranged on a same level. In one embodiment upper edges of the members form a hexagonal honeycomb structure in a...
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6467916 |
Light transmission device
A non-imaging optical system for operating on light using broken symmetry reflector surfaces ( 30 ). The theoretical upper limit for concentration of direct solar radiation at low latitudes with...
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6406179 |
Sensor for measuring a substrate temperature
A temperature sensor for measuring a temperature of a substrate in a thermal processing chamber is described. The chamber includes a reflector forming a reflecting cavity with a substrate when the...
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6398374 |
Condenser for ring-field deep ultraviolet and extreme ultraviolet lithography
A condenser for use with a ring-field deep ultraviolet or extreme ultraviolet lithography system. A condenser includes a ripple-plate mirror which is illuminated by a collimated or converging beam...
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6382803 |
Faceted reflector assembly
A faceted reflector assembly including a plurality of reflector segments which are preferably, but not necessarily, comprised of pre-anodized and enhanced aluminum having a specular, semi-specular...
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6361175 |
Optical design for a reflector for reflecting light beams
The invention relates to a reflector having reflection surface with facets for reflecting light beams and for generating a light field with a hollow basic element which presents a first end for...
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6328450 |
Oval, constant radius convex mirror assembly
A safety mirror lens assembly includes a mirror unit with a mirror lens that has a three-dimensional convex/ellipsoid reflective surface which terminates in an oval shape peripheral edge. The...
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6299317 |
Method and apparatus for a passive solar day lighting system
A method and apparatus for a passive, fiber-optic day-lighting system collects and transports sunlight as a cost-effective technology solution for day-lighting applications. The system utilizes a...
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6295039 |
Thin illuminator for reflective displays
A display that includes an array of reflective pixels, a linear light source; and a reflector. The reflector includes a cylindrical surface, the axis of the cylindrical surface being parallel to...
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6288841 |
Optical mechanism for precisely controlling the angle of an incident light beam within a large incident angle range
An optical path overlapping type incident angle changeable optical mechanism according to the invention allows an incident light beam to be incident onto a measured range of a sample within a large...
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6262791 |
Optical element for imaging a flat mask onto a nonplanar substrate
The present invention provides an apparatus and a method for reshaping the best focus surface to more closely match the surface geometry of a nonplanar surface, such as a sphere. The apparatus...
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6252155 |
Space concentrator for advanced solar cells
A solar concentrator is provided that comprises two stages. The first stage comprises either a trough-shaped concentrator cusp unit having two major opposed sides joined by two ends. The inner...
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6231197 |
Heliostat for sunlight collecting system
An azimuth sensor unit 15 and an altitude sensor unit 16 have pairs of optical sensors 18 and 20, respectively, disposed along their respective directions, which pair of optical sensors are...
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6231198 |
Reflective optical integrator
An optical integrator comprising a two dimensional array of mirror segments formed from an off-axis section of a parent parabolic surface. The mirror segments are arranged so that the focus of each...
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6226121 |
Optical telescope system with discontinuous pupil corrector and segmented primary mirror with spherical segments
A large, low cost and high quality optical telescope system (1) includes a segmented primary mirror (2) having a plurality of spherical mirror segments (3) arranged in a non-spherical shape (4), a...
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6212013 |
Projection type display apparatus
A projection type display apparatus is arranged to be able to implement both brightness-priority display and color-reproduction-priority display by itself. In the display apparatus, white light...
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6201246 |
Non-imaging optical concentrator for use in infrared remote control systems
A non-imaging optical concentrator (18, 70) includes an optically transparent body having a substantially dome-shaped convex surface (42, 74) of revolution formed about an optical axis (24) and at...
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6199990 |
Rotatable mirror assembly for optical path reversal in a laser scanning machine
A method of reversing a laser beam in a machine includes orienting a pair of reflective surfaces at an angle of approximately 90° relative to each other. The laser beam is directed in a first...
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6195201 |
Reflective fly's eye condenser for EUV lithography
An illumination source or condenser used to project the image of a reticle onto a photosensitive substrate used in photolithography having a first reflective fly's eye, faceted mirror, or mirror...
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6191352 |
Device for projecting a defined light beam onto a photosensitive area
A device for directing a defined light beam onto a photosensitive area, for testing the performance of a photovoltaic module including said photosensitive area, comprising a support structure (1)...
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6164786 |
Electromagnetic rafiation concentrator system
An array of concentrators of electromagnetic radiation (i.e., visible light, radio waves, etc.) employing one or more concentrating devices. Each concentrating device includes: a concentrator...
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6157473 |
Holographic storage system incorporated therein a parabolic mirror
A holographic storage system implements both a rotational and an angular multiplexings in combination. The system comprises a light source, a pair of wedge prisms, a beam splitter, a first, a...
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6095655 |
Reflector for a lighting device with an elongated light source
A reflector (R) for a lighting device having a light source elongated in one direction has a three-dimensional curved shape which provides a maximum efficiency of the device with the required...
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6074067 |
Fixing and covering structure for a reflection mirror
A fixing and covering structure for a reflection mirror in which a pair of base bodies each having a curved inner surface are assembled to form a substantially semi-cylindrical reflection surface....
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6073500 |
Ultra-accelerated natural sunlight exposure testing
Process and apparatus for providing ultra accelerated natural sunlight exposure testing of samples under controlled weathering without introducing unrealistic failure mechanisms in exposed...
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6039448 |
Side rearview mirror device
A new side rear view mirror device for providing lighting thereon for aiding the visibility of the driver and others. The inventive device includes a housing with a cover lens covering a front...
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6025583 |
Concentrating heliostat for solar lighting applications
An optical system for variably re-directing light (preferably sunlight) which passes through an input aperture. The input aperture is covered with a flexible optical film such as a Fresnel lens...
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6022114 |
Anamorphic afocal beam shaping assembly
An anamorphic system and method having first and second reflective anamorphic surfaces producing different magnifications in orthogonal directions in a collimated beam of radiation incident on the...
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6010224 |
Energy efficient headlamp
A reflector assembly is provided for efficiently collecting and forming the electromagnetic radiation from a radiation source into a desired beam pattern. The reflector assembly uses a smaller...
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5999147 |
Virtual image display device
A head-coupled display device for use in presenting electronically generated visual images to a viewer. The device includes a headpiece worn by a viewer, and an image display screen mounted in the...
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5971571 |
Concave light reflector device
A concave light reflecting device for providing substantially uniform illumination across a plane comprising a parabolic reflecting surface, an involute reflecting surface, and a segmented...
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5971551 |
Nonimaging optical concentrators and illuminators
A nonimaging concentrator (or illuminator) of light. The concentrator (or illuminator) has a shape defined by dR/dφ=Rtanα where R is a radius vetor from an origin to a point of reflection of a...
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5966256 |
Vehicle lamp with reflection mirror and a method of forming the same
A fundamental surface for a reflection surface of a reflection mirror of a vehicle lamp is formed in a manner such that a curved surface where an insertion hole, through which a light source is...
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5949594 |
Process for the generation of information in space
A device (28) is transported into space for transmitting information from space to earth. On the device (28) there is disposed a plurality of reflectors (10) to be distributed in a raster or grid...
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