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WO/2001/026930A1 |
An optical system for extending the field of view of an observer (0) through an opening (13), comprises a light diverting element or system mounted to or adjacent the opening (13) such that an image observed by an observer through the co...
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WO/2001/023942A1 |
An optical scanner having good optical performance for directing a light beam from one curved surface mirror directly to a photosensitive drum without requiring any turn back mirror. The optical scanner comprises a light source section (...
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WO/2001/023936A1 |
A double mirror objective lens system (10) uses a three optical surface refractor (20) incorporating a convex mirror (222) into a right surface thereof (22) that reflects incident light to a concave mirror (40), which reflects the light ...
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WO/2001/024515A1 |
A tracking system that provides high resolution images and a low tracking dropout rate is disclosed. The system uses a camera equipped with a dual-angle lens (or another dual-angle focusing system) to obtain both a wide-angle image and a...
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WO/2001/020385A1 |
The invention concerns a device for acquiring stereoscopic images comprising a primary mirror (1) or a near-parabolic mirror, a secondary mirror (2) located on the primary mirror optical axis between said primary mirror and its focal poi...
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WO/2001/018587A2 |
A virtual image display system is provided which comprises a non-emissive, reflective microdisplay (18) which forms a source object; an optical system which forms a magnified, virtual image of the source object from light reflected off t...
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WO/2001/018585A1 |
An optical system for an endoscope producing a good endoscopic image constantly by eliminating conventional drawbacks that the quality of image is degraded by higher density incident to finer pixel pitch of a solid state image sensor or ...
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WO/2001/016636A2 |
A splicing asymmetric reflective array (10) for combining at least two input beams (12, 14) into a combined output (16). The arrays include a plurality of substantially reflecting, adjacently positioned layers (20). Each layer (20) has s...
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WO/2001/016640A2 |
A see through display includes a variably transmissive element (14) positioned between a real world view and an eye of a user, and a generated display optical system for generating a displayed information image superimposed over the real...
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WO/2001/014914A1 |
The invention relates to a mirror used to observe a developed image in three dimensions of a person or an object; in this mirror, the right part of the object corresponds to the right part of the image. The mirror is an equilateral prism...
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WO/2001/011425A1 |
A rear projection type display device capable of reducing the depth of a display device itself, comprising an optical engine (2), first, second, and third reflectors (3, 4, 5) disposed at such positions as to be easily held integrally wi...
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WO/2001/009681A2 |
The invention relates to a multi-mirror-system for an illumination system, especially for lithography with wavelengths $m(F) 193 nm comprising an imaging system, wherein said imaging system comprises at least a first mirror (5) and a sec...
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WO/2001/009684A1 |
The invention relates to a lighting system for a projection lighting system that comprises: a light source (1) that emits light of wavelengths of $m(F) 193 nm, especially wavelengths between 10 nm and 20 nm; a collector unit (30, 32) for...
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WO/2001/008163A1 |
The projection lithographic method for producing integrated circuits and forming patterns with extremely small feature dimensions includes an illumination sub-system (36) for producing and directing an extreme ultraviolet soft x-ray radi...
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WO/2001/006295A1 |
A luminous flux, from one conjugate surface (A), having an opening angle of at least 10° sequentially passes through a first optical system (30) having a luminous flux convergent action in the vicinity of its reference axis and a second...
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WO/2001/004682A1 |
A design for inspecting specimens, such as photomasks, for unwanted particles and features such as pattern defects is provided. The system provides no central obscuration, an external pupil for aperturing and Fourier filtering, and relat...
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WO/2001/005146A1 |
A rear projection imaging system includes a light collimator, a curved turning mirror and a projector source. The projector source is operable to anamorphically project an image along a projection path that includes optics, such as a cyl...
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WO/2001/002890A1 |
A collecting and condensing system includes a paired reflector set having a first, or collecting, reflector that collects radiation emitted from a radiation source and collimates the collected radiation into parallel beams directed to a ...
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WO/2001/001195A1 |
A prism (13) for use in a projection system which employs a digital light panel (35) is provided. The prism includes first (19) and second (21) spaced a part surfaces which are oriented such that: (a) light from a light source (33) will ...
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WO2000055668B1 |
A monochromator in which the separation of the mirrors of a two-mirror telescope (50) is altered to produce a virtual object (57, 58) for a converging lens (Lf), termed a "forcing lens", the forcing lens being so located between the virt...
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WO/2000/076391A1 |
An optical system for illuminating and viewing a target (15) in which an illumination element (16) and a receiving element (13) are disposed behind a single optical window (14), and which obtains data essentially free of backscatter and ...
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WO/2000/074974A1 |
A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a c...
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WO/2000/074973A1 |
A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a c...
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WO/2000/074972A1 |
A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a c...
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WO/2000/073845A1 |
An all-reflective optical system (20) includes an entrance aperture (22), an exit aperture (24), and a dichroic beam splitter assembly (32). The dichroic beam splitter assembly (32) includes an entrance dichroic beam splitter (34) and an...
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WO2000028369A9 |
A head mountable apparatus is described for transmitting an image to the user's eye using switchable holographic optical elements. In one embodiment, an optical system is provided that is configured to receive an image provided by an ima...
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WO2000026699A9 |
An optical element has a coating thereon to reflect energy, such as light, of a first polarization into a first focus zone and to allow energy, such as light, of a second polarization orthogonal to the first polarization, to reach a seco...
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WO/2000/060398A1 |
A small-sized, bright, high-performance viewing optical system comprising an eyepiece optical system having a decentered prism and a reflection image display unit, wherein the display unit (3) includes a light source (4) and an illuminat...
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WO/2000/058771A1 |
A zoomable light beam spreader comprising first (20) and second (30) multiple-lens arrays includes a pluraltiy of plano-convex lenses in correspondence with a plurality of plano-concave lenses having matched, curved optical surfaces. In ...
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WO/2000/048033A1 |
First and second reflecting faces (2, 3) adapted for forming an image of an object on an image plane (4) and having non-axially symmetrical shape are arranged eccentrically to each other in order in the direction of the travel of light f...
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WO/2000/045212A1 |
A compact, lightweight, multi-wavelength display system which can be used as a collimating eyepiece is provided. The system utilizes a polarization selective optical element (101), or PS element, that reflects one linear polarization sta...
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WO2000031500B1 |
A method for determining or designing the topography of at least one unknown surface of an optical element (100) includes the steps of measuring or prescribing geometrical properties, determining a set of integration equations from the g...
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WO/2000/041024A1 |
A system is disclosed for capturing super wide-angle panoramic images. In particular, a two-reflector system is disclosed which is substantially self-correcting in which optical aberrations are substantially eliminated, such as field cur...
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WO/2000/039623A1 |
A reflection refraction image-forming optical system which has a desired image-side NA and image circle achieved by using a small number of lenses without inviting enlargement of the reflecting mirror. The optical system comprises a firs...
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WO1999049346A9 |
A system for multiple mode imaging is disclosed herein. The system is a catadioptric system preferably having an NA greater than 0.9, highly corrected for low and high order monochromatic aberrations. This system uses unique illumination...
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WO/2000/038017A1 |
A projection optics box or assembly (10) for use in an optical assembly, such as in an extreme ultraviolet lithography (EUVL) system using 10-14 nm soft x-ray photons. The projection optics box utilizes a plurality of highly reflective o...
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WO/2000/037991A1 |
A miniature display system (10) uses a reflective micro-display (12) that reflects light perpendicular to the surface of the display (36) to generate an image. Light from an off-axis light source (18) is polarized and reflected by a pris...
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WO/2000/036471A1 |
An EUV illumination system comprises an EUV radiation source unit (1) and at least one EUV radiation-reflecting mirror (10), which mirror comprises a multilayer structure of first layers (12) of a first material alternating with second l...
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WO/2000/031805A1 |
A microcollector (10) for photosensitive devices such as imaging arrays for digital cameras, scanners and other devices, may be formed on a semiconductor structure (14) adjacent to a photosensitive element (20). The collector (10) may in...
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WO/2000/031523A2 |
An apparatus for X-ray analysis of materials advantageously utilizes a parabolic multilayer mirror for parallelizing the X-rays. Moreover, it may be desirable to monochromatize the parallelized radiation, for example by means of a crysta...
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WO/2000/014588A1 |
The invention relates to a device for improving the beam product of an incident main light bundle (3) or main fan of light (3'), comprising an aperture (2) which only allows an output light bundle or an output fan of light (3'') with a r...
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WO/2000/014578A1 |
An optical filter in the form of a subtractive double monochromator. In each dispersive stage, a concave mirror (44) focuses light between a diffraction grating (42) and a transfer mirror (34) between the stages. Light (46) which misses ...
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WO/2000/013839A1 |
The invention relates to a laser radiation source, preferably for processing material, to an arrangement for processing material comprising such a laser radiation source, and to the operating mode thereof. In order to attain a high power...
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WO/2000/011512A1 |
The apparatus includes a verticle support structure (12), lower and upper lens blocks (18, 20) and a convex reflective surface (32). The upper lens block is secured to the lower lens block and has a convex outer surface having a substant...
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WO/2000/008642A1 |
A catadioptric lens preferable when evanescent light is used and having substantially no coma. The catadioptric lens has first surface (S1) which is a concave refractive surface, a second surface (S2) which is a plane mirror, and a third...
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WO/2000/005604A1 |
Technical result: increase in concentration, reduction of mass and overall dimensions, and provision of maximum protection of solar cell against the damaging cosmic radiation. Essence: the receiving layer of the concentrator is consisted...
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WO/2000/003296A1 |
A system (39) and a method for focusing an image onto the surface of a nonplanar substrate (20) or device, such as a spherical semiconductor substrate (20), that substantially eliminates misalignment and overlapping problems between neig...
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WO/1999/057596A1 |
A mirror projection system for use in a step-and-scan lithographic projection apparatus, in which a mask pattern (15) is repetitively scan-imaged on a number of areas of a substrate (20) by means of a beam (b) of EUV radiation having a c...
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WO/1999/057606A1 |
A mirror projection system for use in a step-and-scan lithographic projection apparatus, in which a mask pattern (15) is repetitively scan-imaged on a number of areas of a substrate (20) by means of a beam (b) of EUV radiation, and havin...
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WO/1999/053354A1 |
Panoramic telescope that provides a right-way-up image for photographing, hunting and astronomy. The invention is a panoramic telescope that is constructed with a lens placed in the tube case (1) and with an ocular (3), a flat secondary ...
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