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WO/2002/021734A1 |
An optical wireless communication receiver comprises a dielectric totally internally reflecting concentrator (DTIRC) (1) having a convexly curved receiving surface (2) for receiving incident radiation over a wide field-of-view and a conc...
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WO/2002/016992A1 |
An optical element holder (51) comprises a holder (62) which has a seat face (63) for holding the flange (60a) of a lens (60) and a clamping member (64), and a frame body (61) connected to a lens barrel (37). The holder holds the lens in...
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WO2000074975A9 |
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/2002/001270A2 |
A method and apparatus for an imaging capable mobile terminal for close-up imaging is presented. An imaging lens arrangement has a first focal length in one direction and a second focal length in a second direction where the second focal...
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WO/2001/096912A1 |
The invention concerns a system for achieving an optical image of an object (136), and/or for achieving optical collimation (137) of light from a light source (130), comprising a concave mirror (131; 134), the surface normal of which for...
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WO/2001/095005A1 |
A display (30) having a two-stage optical process is disclosed. This two-stage system enables a relatively compact and inexpensive display. A display screen (38) projects an image that passes through a first lens or lens system. The coll...
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WO/2001/094922A1 |
An apparatus (510) and method is provided for generating a 360 degree view of a surface area of a three dimensional object (D) and for inspecting the surface area for flaws or imperfections. A first mirror (578') and receiving lens (512)...
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WO/2001/092956A1 |
An image sensor includes a first reflector (1) that is a parabolic reflector having a single focus, a second reflector (2) that is a hyperbolic reflector having two focuses, and a photodetector (3) for converting a light signal from the ...
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WO/2001/090786A2 |
The invention relates to an optical system (3) for the rotation of images taken by a film camera (2) about the optical axis, comprising a controller device for the rotation of images with an adjusting motor (8) and a position sensor (9),...
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WO/2001/089204A1 |
Focused imaging of constant size and resolution over a wide range of distances and a wide field of view in object space is provided by a double telecentric catadioptric optical system (100) including an external limiting aperture (14) at...
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WO/2001/088596A1 |
A portable voice communication device such as a cellular telephone incorporated a virtual image display module (10) so as to provide a virtual image of displayed information that is viewable while the viewer is communicating via the phon...
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WO/2001/088589A1 |
An ultra-broadband ultraviolet (UV) catadioptric imaging microscope system with wide-range zoom capability is disclosed. The microscope system, which comprises a catadioptric lens group (122) and a zooming tube lens group (139), has high...
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WO/2001/086340A1 |
An image display comprises a refractive optical lens (15) for directing light from transmitting means to a convex mirror (16) and correcting the pincushion distortion aberration of the convex mirror (16).
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WO/2001/082000A1 |
An optical reduction system for use in the photolithographic manufacture of semiconductor devices having one or more quarter-wave plates operating near the long conjugate end. A quarter-wave plate (315) after the reticle provides linearl...
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WO/2001/080618A2 |
The invention relates to an optode for picking up and relaying endogenous cell light, comprising a paraboloid reflector (1) in whose focal point the pick-up end of a light pick-up element (2) is located.
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WO/2001/081977A2 |
An optical reduction system with polarization dose sensitive output for use in the photolithographic manufacture of semiconductor devices having variable compensation for reticle retardation before the long conjugate end. The variable co...
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WO/2001/081971A1 |
An image optical system comprising a reflecting mirror for focusing incident light from an object to form an image, an aperture stop disposed at the center of curvature of the reflecting mirror, and aberration correcting plate which is d...
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WO/2001/082252A2 |
A movement detector includes a lens and a kaleidoscopic mirror. The movement detector is very sensitive and has a very small diameter.
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WO/2001/079909A1 |
A compact reflector telescope has a spherical primary reflector and a secondary reflector with a negative lens interposed there between in axial alignment therewith. Light reflected from the primary reflector is passed through the negati...
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WO/2001/077734A1 |
An imaging system (100) is provided that includes a primary mirror (1), secondary mirror (2), tertiary mirror (3) and quaternary mirror (4) arranged in a single-axis, double-pass, four reflection format. The quaternary mirror (4) is an a...
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WO/2001/077733A1 |
A simple -1X, catadioptric projection relay system (e.g., a modified Wynne-Dyson relay) (108) is combined with a linear scanning and object and image indexing systems to provide good imagery over a useful field which is two or more times...
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WO/2001/073487A2 |
A condensing and collecting optical system includes a first reflector (20) and second reflector (30). The first and second reflectors and includes a portion of an ellipsoid of revolution having two focal points (24, 26) and an optical ax...
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WO/2001/071405A2 |
A portion of a first paraboloid (30) collects and concentrates randomized light from a lamp (20) into parallel beams directed to a portion of a second paraboloid (40) which refocuses the light onto a homogenizer (60). The second parabolo...
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WO/2001/069300A2 |
A highly efficient optical device comprises two opposing active non-spherical optical surfaces defined by a two-dimensional representation that is symmetrically extended to provide a three-dimensional device. A focal area, spaced apart f...
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WO/2001/069290A2 |
A projection screen providing an improved contrast between projected light and ambient light, which projection screen comprises a light-absorbing layer and an active layer located in front of said light-absorbing layer. The active layer ...
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WO/2001/069299A1 |
The invention provides an ultra-high numerical aperture imaging device (1) comprising two rotationally symmetric curved mirrors (11b, 12b), which can be used to achieve very high concentrations of light or other sorts of wave (or other s...
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WO/2001/068540A2 |
Imaging apparatus comprising two imaging units (12) for producing images of respective scenes, each imaging unit comprising optical means for gathering light over a wide sector and directing it to image sensing means (14). The optical me...
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WO/2001/069298A1 |
An optical system (10) comprises three lens sections, a catadioptric objective lens section (128), a reimaging lens section (50) and a zoom lens section (139), which are all aligned along the optical path of the optical system. The reima...
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WO/2001/065296A1 |
A reflection/refraction optical system such that the optical adjustment and machine design are easy, the aberrations such as the color aberration are well corrected, and a high resolution of, e.g., 0.1 $g(m)m is achieved. The optical sys...
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WO/2001/059488A1 |
The present invention concerns a process to obtain biquadratic surfaces, in particular Schmidt correctors, characterised in that it includes the positioning of two transparent plano-parallel optical plates (18, 19) adequately spaced. The...
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WO/2001/059502A1 |
A reflection/refraction optical system in which an effective stop installation portion is provided, a long-enough working distance is achieved, and as small a concave mirror as possible which is conventionally liable to be large. The sys...
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WO/2001/059518A1 |
An infrared projector characterized in that it has high temporal resolution and high spatial resolution realized without requiring development of an array element emitting infrared rays, a high temperature body can be simulated, and a hi...
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WO/2001/057558A2 |
An optical system includes a window, an optical corrector formed of a curved piece of a transparent material having a front surface and a back surface, and a sensor system with a sensor positioned such that the optical corrector is betwe...
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WO/2001/053785A1 |
A stable resonator for a ring-down cavity spectroscopy cell having an optic axis. The resonator includes two Brewster's angle retroreflector prisms, each having a plurality of total internal reflection surfaces, with one of the total int...
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WO/2001/053871A2 |
An in-vivo tissue inspection device provides for increased signal levels and the ability to discriminate between normal and abnormal tissues through the use of an exogenous fluorescent or fluorogenic reagent. The device reduces the costs...
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WO/2001/051979A2 |
A photolithographic reduction projection catadioptric objective includes a first optical group having an even number of at least four mirrors and having a positive overall magnifying power, and a second substantially refractive optical g...
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WO/2001/050181A1 |
The invention concerns a light-transmitting optical device comprising a first lens (14) of the condenser element (12) and a second lens (18) of the objective (16) arranged respectively at one first end (22), and at a second opposite end ...
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WO/2001/049475A1 |
A method of fabricating a low-cost, flexible and highly efficient photovoltaic device. The method includes providing a layer of thin film, shaping the thin film into a plurality of parabolic shaped concentrators (5B01), forming an apertu...
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WO/2001/050171A1 |
The invention relates to a projection lens comprising at least five groups of lenses G1 - G5 and several lens surfaces, in which at least two of the lens surfaces lie adjacent to one another. Said adjacent lens surfaces are referred to a...
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WO/2001/046755A1 |
An ultrathin panel comprised of stacking a plurality of glass sheets, which may be coated with a transparent cladding substance or may be uncoated, fastened together using an epoxy or adhesive. A coupler (16) is bonded to the inlet face ...
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WO/2001/046657A1 |
A spectral analysis interface comprises illumination optics (2) to focus light from a narrow band source onto a sample (6); collection means for collecting incident light scattered from the sample; and input means to input the collected ...
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WO/2001/046742A2 |
The invention presents catadioptric (single-camera) sensors using one or more mirrors (1-5) to produce rectified stereoscopic images. By combining multiple views (using the mirrors) to form a composite stereo image that is already rectif...
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WO/2001/042722A1 |
An apparatus for concentrating electromagnetic radiation (10) onto a body (12) capable of absorbing said radiation includes a radiation reflector (14) for reflecting radiation striking the radiation reflector (14) and focusing said radia...
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WO/2001/040829A1 |
The invention relates to an anidolic device for concentrating or collimating radiation on a receiver or an emitter (14) as the case may be. The device comprises a lens (50) surrounding the receiver and having an aspheric surface (21), in...
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WO/2001/031381A1 |
The invention relates to a mirror comprising a mirror surface. At least one lens with a determined and/or adjustable focus is arranged in front of the mirror surface.
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WO/2001/031563A1 |
An objective lens system (2), particularly for a fingerprint reader apparatus, said lens system (2) comprising a first lens (8) formed as a condensing lens guiding light beams arriving from an object generally telecentrically, an apertur...
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WO/2001/027681A1 |
Disclosed is an optical system for imaging an input beam (3) from an input (1) to an output beam (145) at an output (2). The system comprises a lens (110) adapted for receiving the input beam from the input, and a reflecting device (120)...
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WO/2001/027962A2 |
Various lamp systems are disclosed which effectively utilize light from an aperture lamp (3). Lamp systems are respectively configured to perform various types of light recapture including etendue recycling, polarization recycling, and/o...
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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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