Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 4,064

Document Document Title
WO/2006/029268A2
Optical elements are made using micro-jet printing methods to precisely control the type, position and amount of polymer deposited onto a substrate. In preferred embodiments, the proportions of two or more different polymer compositions ...  
WO/2006/017548A1
Projection lenses for use with pixelized panels (PP) are provided. The projection lenses have a first unit (U1) separated from a positive second unit (U2) by a distance sufficient to accept a reflective surface (RS) for folding the lens'...  
WO/2005/121861A1
Projection lenses for use with pixelized panels (PP) are provided. The projection lenses have first and second lens units (U1,U2), with the first lens unit having a negative or weakly positive power and the second lens unit having a posi...  
WO/2005/103789A1
A telecentric four-group zoom lens having a long back focus, and an imaging device using it. The four-group zoom lens consists of, arranged sequentially from the object side, a first fixed-position lens group (GI) having a positive refra...  
WO2005015266A3
The present invention provides an electro-optical system and method for presenting the observer a unified picture comprising two or more image sensors (2,3). The sensor have different apertures and obtain images having different spatial ...  
WO/2005/098483A1
An aspect of the present invention includes an aperture stop assembly for use in an electromagnetic radiation system, comprising: an aperture stop made of an at least partly transparent material to an applied electromagnetic radiation, a...  
WO/2005/098838A1
In an objective lens (2), a first lens (21) is meniscus lens having a negative refractive power and having a concave surface facing a semiconductor laser (3) as a light source. Thus, it is possible to reduce the Petzval sum and reduce th...  
WO/2005/088377A2
A lens assembly is constructed to accommodate certain, often competing, design characteristics. The lens assembly provides high optical performance in a compact and easy to manufacture system. The lens assembly allows a manufacturer to p...  
WO/2005/067281A1
The invention relates to an optical unit (1) which especially comprises a sensor device and contains a housing (5) surrounding said device, a radiation-sensitive sensor surface (11) for detecting electromagnetic radiation from a frequenc...  
WO2005015268A3
The invention relates to novel photoinitiators and their use in light adjustable compositions. The initiatives comprise two or more multiphoton chromophores linked by a bridging compound. The bridging compound consists of a material that...  
WO2004075174A3
A variable astigmatic focal beam spot is formed using lasers with an anamorphic beam delivery system. The variable astigmatic focal beam spot can be used for cutting applications, for example, to scribe semiconductor wafers such as light...  
WO/2005/057266A1
The aim of the invention is to create a lens for images having great focal depth, which can be used in electronic cameras, allows for great focal depth while using a minimum number of refractive surfaces, and can be produced at low cost....  
WO/2005/047951A1
An imaging lens comprising, sequentially from an object side, a positive lens, a negative lens, a positive lens and a lens having at least one plane in an aspherical shape, whereby, by being designed to fulfill specified conditions, the ...  
WO/2005/045500A1
An optical system is provided. In order from an object side to an image side, the optical system includes a first lens element having a positive power, a meniscus shape, and an object side surface. The object side surface of the first le...  
WO/2005/043896A1
A projection optical system and a projection television employing the same are provided. The projection optical system includes a lens module and an electron beam tube optical module. The lens module includes a plastic power lens and a h...  
WO2004019077A3
An optical system (100 in Fig. 2) includes multiple cubic crystalline optical elements (e.g., A1, A3-5, A8-A20) and one or more uniaxial birefringent elements (id.) in which the crystal lattices of the cubic crystalline optical elements ...  
WO/2005/015268A2
The invention relates to novel photoinitiators and their use in light adjustable compositions. The initiatives comprise two or more multiphoton chromophores linked by a bridging compound. The bridging compound consists of a material that...  
WO/2005/015266A2
The present invention provides an electro-optical system and method for presenting the observer a unified picture comprising two or more image sensors (2,3). The sensor have different apertures and obtain images having different spatial ...  
WO/2005/006321A1
An optical pickup lens device comprises a collimate means held for movement along the direction of the optical axis of optical flux emitted from a light source and adapted to convert the optical flux into parallel rays or predetermined c...  
WO/2005/006285A2
In one embodiment, the methods and apparatuses display a first content on a flat display surface within a spherical display; simultaneously display a second content on a spherical display surface within the spherical display; and scroll ...  
WO2004040335A3
This disclosure describes the design and construction of high-precision off-axis optical imaging systems. The disclosure also describes the design and construction of high-precision mounting structures for rigidly holding optical element...  
WO/2005/001543A1
A small, high-resolution projection optical system which ensures a sufficiently large image-side numerical aperture and a sufficiently large effective imaging area with various aberrations favorably corrected, and which comprises a posit...  
WO/2004/107009A1
A small imaging lens having aberration correction and image-side telecentric characters, comprising, sequentially from an object side, a first lens group (G1), a second lens group (G2), a third lens group (G3) and a fourth lens group (G4...  
WO2004053559A3
This invention relates to a microscope having an infinity-corrected objective and providing a flat field of view. The present invention is an optical arrangement that broadly comprises a first lens element having positive power and compr...  
WO/2004/088386A1
The image of a sample (2) is observed by using a solid immersion lens (SIL) (1) formed of a material having a refractive index nL so as to have a spherical lens plane (10) having a radius of curvature RL. During the sample observation, g...  
WO2004051223A3
The present embodiments provide methods, apparatus and assemblies for use in a producing a desired output beam that meets a desired intensity prescription. An apparatus can include an input surface (155), and an optically active output s...  
WO/2004/075174A2
A variable astigmatic focal beam spot is formed using lasers with an anamorphic beam delivery system. The variable astigmatic focal beam spot can be used for cutting applications, for example, to scribe semiconductor wafers such as light...  
WO/2004/074901A1
A lens system which compensates for various aberrations, including chromatic aberration, with an enlarged field-of-view. The lens system includes a positive element and a negative element, each positioned in an optical path of incident l...  
WO/2004/063787A1
Projection lenses for use with pixelized panels (PP) are provided. The projection lenses have a negative first unit (U1) separated from a positive second unit (U2) by a reflective surface (RS) which folds the lens' optical axis. The lens...  
WO/2004/053559A2
This invention relates to a microscope having an infinity-corrected objective and providing a flat field of view. The present invention is an optical arrangement that broadly comprises a first lens element having positive power and compr...  
WO/2004/051223A2
The present embodiments provide methods, apparatus and assemblies for use in a producing a desired output beam that meets a desired intensity prescription. An apparatus can include an input surface (155), and an optically active output s...  
WO/2004/044638A1
In a zoom lens (30) comprising, from the object side to the image side, a front lens group (12) and a controllable lens group (24), the controllable lens group comprises two lens elements (25, 26) having different dispersions and being m...  
WO2004034122A3
The invention concerns an optical device (12) comprising a front surface located on the side of the sample to be observed and a rear surface oriented towards the means for acquiring (18, 19) an image or a user. It further comprises a com...  
WO/2004/040335A2
This disclosure describes the design and construction of high-precision off-axis optical imaging systems. The disclosure also describes the design and construction of high-precision mounting structures for rigidly holding optical element...  
WO/2004/038478A1
An imaging lens (100) comprising, arranged sequentially from the object side, a positive-meniscus first lens (1) with its convex plane facing the object side, a negative-power-meniscus second lens (2), and a positive-power third lens (3)...  
WO2003104744A8
The invention relates to the study of the internal structure of objects with the aid of optical means. The inventive optical system for a device for delivering low coherent optical radiation is embodied in the form of at least two lens c...  
WO/2004/034122A2
The invention concerns an optical device (12) comprising a front surface located on the side of the sample to be observed and a rear surface oriented towards the means for acquiring (18, 19) an image or a user. It further comprises a com...  
WO/2004/029676A1
A glass plano-convex lens (2a, 2c) in which one refractive surface is a flat face (21) and the other refractive surface is a convex face (22) is provided with an IR blocking dielectric multilayer film (3) for blocking infrared rays on on...  
WO2004019077A9
An optical system includes multiple cubic crystalline optical elements and one or more uniaxial birefringent elements in which the crystal lattices of the cubic crystalline optical elements are oriented with respect to each other to redu...  
WO2002033700A3
An objective lens for recording and/or reproducing an optical information recording medium, comprises a first lens having a positive refractive power; and a second lens having a positive refractive power; wherein the first lens and the s...  
WO/2004/019077A2
An optical system (100 in Fig. 2) includes multiple cubic crystalline optical elements (e.g., A1, A3-5, A8-A20) and one or more uniaxial birefringent elements (id.) in which the crystal lattices of the cubic crystalline optical elements ...  
WO/2004/010196A1
A lens device comprising, arranged sequentially from a subject side, a meniscus first lens (1) convexed toward the subject side, a second lens (2) facing the concave of the first lens (1), a negative third lens (3) having a concave facin...  
WO/2004/010195A1
A meniscus imaging lens (1) comprises a first concave plane (1a) positioned on a subject side, wherein Bf (back focus distance) is larger than f1 (focal distance of the entire lens system), nd (refractive index) is larger than 1.45, R1/f...  
WO/2003/104744A1
The invention relates to the study of the internal structure of objects with the aid of optical means. The inventive optical system for a device for delivering low coherent optical radiation is embodied in the form of at least two lens c...  
WO2002050595A3
The invention relates to a projection lens that is composed of nine lenses with bilateral air-glass surfaces. The aim of the invention is to provide a lens or a series of lenses that guarantee the most effective light distribution across...  
WO/2003/009040A1
Simple, inexpensive and durable multi-element lens systems are provided. These lens systems may be optically coupled to digital image-capturing devices, such as those used in digital cameras. Some lens systems of the present invention in...  
WO/2002/086875A1
An optical scanning device for scanning an information layer (104) of an optical record carrier (102) includes a radiation source (110) for generating a radiation beam (108) and a high-NA objective system (118) for converging the radiati...  
WO2002069014A8
An optical pickup-use object lens (15) having a numerical aperture of at least 0.8, for correcting light, within a wavelength range of several nm based on up to 420 nm, for chromatic aberration at an image point on the optical axis. The ...  
WO2002008685A3
Range estimates are made using a passive technique. Light is focussed and then split into multiple beams. These beams are projected onto multiple image sensors (10a-g), each of which is located at a different optical path from the focuss...  
WO/2002/069014A1
An optical pickup-use object lens (15) having a numerical aperture of at least 0.8, for correcting light, within a wavelength range of several nm based on up to 420 nm, for chromatic aberration at an image point on the optical axis. The ...  

Matches 401 - 450 out of 4,064