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7583433 Multi mirror system for an illumination system  
There is provided a multi-mirror-system for an illumination system, especially for lithography with wavelengths ≦193 nm. The system includes light rays traveling along a light oath from an object...
7576933 System and method of the optical delay line  
This invention provides a system and a method of the optical delay line, wherein the system comprises a source and an array of mirrors, wherein the array of mirrors comprises a first reflective...
7545446 Offner relay for projection system  
A projection system includes a modulator and an Offner relay. The modulator is to modulate light in accordance with sub-frames of a frame of image data. The Offner relay is to differently aim, in...
7515226 Reflector providing particularly high reflectance in an intended viewing angle and reflection type liquid crystal display device using the same  
The present invention provides a reflector having a light-diffusing property which suppresses inter-object reflection over a wide angle, and giving particularly high reflectance in an intended...
7481544 Grazing incidence relays  
Optical relays having three or more reflector portions to allow efficient grazing angle reflections with a relatively high acceptance of light are described. Light collected by the relay can be...
7429115 Vehicle mirror system for providing views along a side and a blind-spot of a vehicle including at least one prism and two rear-facing, non-parallel flat mirrors  
A mirror system for a vehicle having driver's side viewing device located in a mirror housing mounted on the vehicle wherein a first section of the mirror housing contains a viewing surface in the...
7341357 Projection display apparatus  
A projection display apparatus includes an image forming element, and an imaging optical system made up of a plurality of reflectors for projecting an image formed by the image forming element to...
7321468 Method and optical arrangement for beam guiding of a light beam with beam delay  
A method for beam guiding of a light beam generated by a light source to a target location along a path distance L S , comprises splitting the light beam on the path distance L S at least once...
7296904 Reflector for laser interrogation of three-dimensional objects  
A digital control for light beams. A position of an output light beam is changed based on a digital input control formed of a plurality of bits. The device may use movable mirrors to change the...
7232233 Catoptric reduction projection optical system and exposure apparatus using the same  
A catoptric reduction projection optical system that uses light of light with a wavelength of 200 nm or less includes six light-reflecting mirrors arranged from an object side to an image side such...
7215474 Method and apparatus for combining optical beams  
According to one aspect of the present invention, an apparatus for optically combining light beams is disclosed. The apparatus includes a set of prism shaped doorways configured to receive output...
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...
7080912 High-resolution, all-reflective imaging spectrometer  
An imaging spectrometer includes an all-reflective objective module that receives an image input and produces an objective module output at an exit slit, and an all-reflective...
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 )...
7021778 Compact-depth spiral telescope and method of making and using the same  
The invention according to a first aspect may include an optical system. The optical system may have an axial axis. This optical system may have a number of primary mirror segments. A number of...
7002669 Device for distance measurement  
The invention relates to a device with a detector element for receiving a light beam reflecting on an object, wherein means for detecting the light beam are provided in the detector element. The...
7001031 Image-forming optical system, projection type image display apparatus and image pickup apparatus  
The present invention discloses an image-forming optical system provided with a plurality of curved mirrors whereby two points at different distances are made to have an optically conjugate...
6995833 Projection optical system, exposure apparatus, and device manufacturing method  
A projection optical system for projecting an image of a first object onto a second object includes a first imaging optical system that forms a first intermediate image of the first object, and...
6991340 Indirect viewing device  
A device for reflecting an image to a user's eyes that includes a viewing member having an interior mirror positioned in angled alignment with the user's eye; and an exterior mirror positioned in...
6922291 Catoptric projection optical system and exposure apparatus  
A catoptric projection optical system for projecting a reduced size of a pattern on an object surface onto an image surface and for serving as an imaging system that forms an intermediate image...
6910780 Laser and laser signal combiner  
An optical communication system for transmitting multiple optical beams, each at a different wavelength is disclosed. The optical communication system includes a laser array having multiple laser...
6902282 Fast, wide-field-of-view, relayed multimirror optical system  
An all-reflective, relayed optical system is arranged along a beam path. The optical system includes a first mirror having positive optical power, and a second mirror having a negative optical...
6890081 Optical element and optical system having the same  
An optical element formed from a transparent optical material includes two refraction surfaces, a first reflection surface group having a plurality of internal reflection surfaces arrayed in a...
6886953 High-resolution, all-reflective imaging spectrometer  
An imaging spectrometer includes an all-reflective objective module that receives an image input and produces an objective module output at an exit slit, and an all-reflective...
6873468 Apparatus for lengthening the path of a light beam  
The invention is an apparatus for lengthening the path of a light beam. The apparatus includes an at least partially enclosed chamber having a first opening and a second opening. A first reflective...
6863410 Reflector which exhibits good reflectance over wide angle range and liquid crystal display using the same  
Light-reflective concave portions are disposed on the surface of a substrate. The concave portions have a first and second vertical section perpendicular to each other. The first vertical section...
6862146 Afocal optical rearview mirror assembly  
The invention comprises an afocal lens and mirror assembly comprising an objective lens which gathers light from an object and a field lens which transmits light to a driver's eye to provide an...
6844966 Fusion monitor system for vehicles  
A fusion monitor system for vehicles which includes a sideview mirror unit having an object lens and an eye lens at both sides of a housing which is disposed backwardly from inside and outside of...
6840640 Multi mirror system for an illumination system  
There is provided a multi-mirror system for an illumination system with wavelengths ≦193 nm. The multi-mirror system includes (a) an imaging system having a first mirror and a second mirror, (b)...
6836381 Optical cross connect employing a curved optical component  
An optical device for routing a plurality of optical signals between a first port and a second port is disclosed. The optical device includes a mirror array having a plurality of reflective...
6827455 Precision optical devices having pin mounted reflector(s)  
A precision optical devices having pin mounted reflector(s) are provided. The precision optical device, comprising first and second side panels, the first side panel having a hole formed therein, a...
6781775 Optical system for aligning a pair of objects  
An optical probe for use in accurately aligning the surfaces of microelectronic components that are to be joined together includes an optical device adapted to superimpose the images of a pair of...
6767103 Compact four-mirror anastigmat telescope  
An optical system comprises a three-mirror anastigmat including a primary mirror, a secondary mirror, and a tertiary mirror positioned to reflect a beam path. An intermediate image is formed on the...
6758570 Reflective optical element, reflective optical system, image display system, and finder optical system  
The invention provides a reflective optical element which has three or more reflecting surfaces by which a light flux from an object is successively reflected. In an area enclosed by each of the...
6752503 Pin mounted reflector for precision optical devices  
A reflector for a precision optical device is provided. The reflector comprises a reflective surface, a back surface, a thickness between the reflective surface and the back surface defining an...
6729735 Lateral transfer retroreflector assembly and method of assembling the same  
An improved lateral transfer retroreflector assembly is provided. The lateral transfer retroreflector assembly of the invention comprises a first segment comprising a mirror panel housing, a second...
6678056 Jamin-type interferometers and components therefor  
A retroreflector has three mutually-orthogonal reflective surfaces arranged around an optical axis. The reflective surfaces stop short of the optical axis to provide a central region of the...
6676266 Optical pathway selector  
An optical pathway selector is provided having a first direction selector, a second direction selector, and an actuator. The first direction selector is comprised of a substantially planar member...
6676265 Ellipsoidal mirror  
An optical system capable of providing a magnification which can be varied comprises a pair of ellipsoidal mirrors [( 20, 21 )]which are so mounted and arranged that the focus for radiation...
6666560 Reflection type demagnification optical system, exposure apparatus, and device fabricating method  
A reflection type magnification projection optical system includes five light-reflecting mirrors arranged from an object side to an image side in a sequence of a concave mirror (M 1 ), a convex...
6666207 Solar energy concentrator and converter  
A solar energy concentrator ( 1 ) is formed in the shape of a spiral horn, so that solar energy incident over a wide range of incident angles on the mouth ( 2 ) of the horn is concentrated by...
6648483 Concave mirror optical system for scanner  
A concave mirror optical system for a scanner and a method for compensating image distortion. In this invention, the more expensive lens assembly in a conventional optical system is replaced by a...
6626542 Reflection type projection optical system  
A bright reflection type projection optical system is used for projecting onto a screen under magnification a luminous flux carrying image information from a light valve driven by an image signal,...
6623131 Reflective reading optical system  
A reading optical system that forms the image of the original document on a one-dimensional imaging element, such system comprising multiple reflective surfaces only, wherein at least one of such...
6623130 Optical, image producing device  
An optical, image producing device of the Camera Lucidas type is provided wherein the panel on which the optical image is superimposed may be supported at different angles of inclination on a base,...
6619807 Modularized light-guiding apparatus and manufacturing method  
A modularized light-guiding apparatus and manufacturing method, which may make the light of a light source proceed at least twice light reflections of predetermined directions. The light-guiding...
6616287 Optical element  
This invention has as its object to prevent deterioration of optical performance by suppressing the respective reflection surfaces from being decentered relative to each other in an optical element...
6612704 Reflection type image forming optical system and projector  
A reflection type image forming optical system and a projector are compact with wide view angle, in expensive and having uniform illumination intensity. The reflection type image forming optical...
6582088 Optical path folding apparatus  
An optical path folding apparatus of the present invention receives an incident light and reflects a reflection light on a lens set. The optical path folding apparatus comprises a first portion...
6577443 Reduction objective for extreme ultraviolet lithography  
A reduction objective, a projection exposure apparatus with a reduction objective, and a method of use thereof are disclosed. The reduction objective has a first set of multilayer mirrors in...
Matches 1 - 50 out of 245 1 2 3 4 5 >