Matches 1 - 50 out of 201 1 2 3 4 5 >
Match Document Document Title
7443578 Microscopic illumination apparatus  
An illumination optical system includes a light source section for emitting a beam of substantially parallel rays, a field lens for collecting the beam of substantially parallel rays, a condenser...
7433128 Adaptive light-path surface tilt sensor for machine vision inspection  
An adaptive light-path surface tilt sensing configuration is provided that identifies when a ray bundle is projected along a direction normal to a workpiece surface. As a result, the tilt of the...
7400699 Illumination system with raster elements of different sizes  
There is provided an illumination system for lithography with wavelengths of ≦193 mn. The system comprises a first optical element, which is divided into first raster elements and lies in a first...
7379247 Image pickup apparatus  
An image pickup apparatus that comprises: an optical path splitting element; an optical system including a variable-optical-power element which is substantially immobile in an optical axis...
7375894 Common lens helmet mounted display  
A common lens HMD is shown and described. The use of a common lens in a biocular or binocular helmet mounted display (HMD) system provides a means to manipulate light rays from an image(s) which...
7375893 Method of manufacturing microlens, microlens, optical film, screen for projection, projector system, electrooptical device and electronic equipment  
A method of manufacturing a microlens having a convex shape on a substrate includes: a step of providing a first droplet on the substrate, a step of forming a first convex portion by drying the...
7369328 Optical path change type optical coupling element  
A resin molding body has two faces (front face 15 and lower face 19 ) perpendicular to each other, and also has a total reflecting face 23 approximately having an angle of 45° with respect to...
RE40251 Optical element, polarization illumination device, and projector  
Two polarization conversion element arrays are disclosed. Each polarization conversion element array is composed of a plurality of polarization conversion elements for converting light incident...
7309149 Prism sheet, backlight assembly and liquid crystal display device having the same  
A prism sheet, a backlight assembly having the prism sheet, and an LCD device having the prism sheet, the prism sheet includes a first surface, a second surface and a reflecting member. A light is...
7280281 Method and apparatus for increasing microdisplay black state in light management systems and flexibility to utilize polarized or unpolarized input light  
A dichroic is positioned to separate color beams of polarized input light. The color beams are directed to microdisplays that contain correspondingly colored content in a kernel of a Light...
7268950 Variable optical arrays and variable manufacturing methods  
The invention divides the lens focusing process into two or more surfaces that incorporate multiple curved axial optic elements on each surface. The axial optics may be manufactured by molding,...
7248406 Projection screen  
A projection screen has first transparent particles tinted a first color and second transparent particles tinted a second color.
7212347 Reflective illumination system  
This invention discloses a reflective illumination system for supplying an optical radiation beam along a folded path for illuminating a planar object. The system includes a radiation source, and...
7199932 Prism sheet, illuminating device, surface emitting device, and liquid crystal display device  
A surface emitting device includes a light guiding plate, a light source, and a prism sheet. The light guiding plate is provided with prism portions each having a slight inclined plane and a steep...
7198376 Illumination optical unit liquid crystal projector and production method of liquid crystal projector  
A lighting optical unit having an optical system for irradiating light from a light-source lamp on a predetermined object in a uniform and/or convergent manner includes a reflector for reflecting...
7196343 Optical element, lithographic apparatus including such an optical element, device manufacturing method, and device manufactured thereby  
An optical element including an anti-reflection (AR) coating is configured to reflect Extreme-Ultra-Violet (EUV) radiation only.
7183539 Optical system for displaying image and image display apparatus  
An optical system is disclosed which has a small size as a whole and capable of suppressing loss in the light amount in a separating member even when a relatively large-sized scanning device and a...
7172318 Light tunnel and projection system utilizing the same  
A projection system and a light tunnel applied in the projection system. The light tunnel comprises a first reflector, a second reflector, a third reflector, a fourth reflector, a light entrance,...
7133206 Reflecting surface material  
A reflecting surface material for a vehicle interior, including multiple units of reflecting material each having a surface defined by a concave cross-sectional profile with at least one light...
7106527 Image-forming optical system  
A compact image-forming optical system is disclosed which has a high optical performance due to arranging a reflective optical unit and a refractive optical unit at suitable positions. The...
RE39243 Optical element, polarization illumination device, and projector  
Two polarization conversion element arrays are disclosed. Each polarization conversion element array is composed of a plurality of polarization conversion elements for converting light incident...
7088526 Lens collimator and method of producing optical signals with reduced aberrations  
A lens collimator according to the present invention includes a plurality of lens elements bonded together. The lens elements, preferably three, each include spherical surfaces and are generally...
7073911 Projector with improved heat radiation  
An optical apparatus includes a color synthesizing prism, a plurality of exit-side polarizer plates which are respectively arranged on the light entrance side faces of the color synthesizing prism...
7068434 Sheeting with composite image that floats  
Microlens sheetings with composite images are disclosed, in which the composite image floats above or below the sheeting, or both. The composite image may be two-dimensional or three-dimensional....
7046447 Variable focus system  
A variable focus system ( 100 ) that includes an electrovariable optic (EVO) ( 108 ) and a controller ( 112 ) operatively configured for changing the focal configuration of the EVO. The EVO...
7046413 System and method for dose control in a lithographic system  
A system and method are used for pulse to pulse dose control in an illumination system, used, for example, in a lithography or a maskless lithography machine. The system and method can be used to...
7043057 System for automated determination of retroreflectivity of road signs and other reflective objects  
A system for the automated determination of retroreflectivity values for reflective surfaces disposed along a roadway repeatedly illuminates an area along the roadway that includes at least one...
7031066 Integrator of optical device  
An integrator of an optical device using a color drum is disclosed. The integrator includes an opening receiving a light generated from a lamp, an optical path part reflecting and passing forward...
7008690 Optical article comprising a quarter-wave plate and method for making same  
An optical item comprising an organic or mineral glass substrate ( 1 ) and a transparent polymeric material layer ( 3 ), characterized in that it comprises at least one intermediate layer ( 2 ) in...
6995830 Lithographic projection apparatus and device manufacturing method  
A system and method is used to pattern a substrate. A projection beam received from a radiation system is patterned using an array of individually controllable elements. A portion of the projection...
6989920 System and method for dose control in a lithographic system  
A system and method are used for pulse to pulse dose control in an illumination system, used, for example, in a lithography or a maskless lithography machine. The system and method can be used to...
6988804 Projector apparatus for preventing degradation in image quality due to heat  
A projector apparatus includes a color separation optical system which separates illumination light into color light components, image forming panels illuminated with the color light components,...
6987618 Polarization converting device, illumination optical system and projector  
Provided are a polarization converting device capable of downsizing parts and improving light-use efficiency, and an illumination optical system capable of obtaining illuminating light with high...
6985299 Optical cross-connect switch with telecentric lens and multi-surface optical element  
In the beam path of an Optical Cross Connect between the front face of a fiber block and a moveable mirror array are placed a telecentric lens and multi-surface optical element. The lens is placed...
6966662 Reflector and liquid crystal display device  
A reflector having light diffusibility for suppressing a reflected image within a wide viewing angle range and having a particular brightness at a specific viewing angle range, and a reflective...
6924936 Light scanning apparatus and two-dimensional image forming apparatus  
A one-dimensional image is formed by reflecting the light from a one-dimensional display device having a plurality of light emitting sections or light emitting sections disposed in one direction by...
6906867 Zoom optical system and imaging apparatus using the same  
A zoom optical system includes at least two optical-element groups and a variable optical-property optical element. The two optical-element groups are movable in a magnification change and have a...
6906865 Light altering device  
A line producing system includes an input beam of radiant energy that enters a side of a low cost, radiant energy altering device. The radiant energy emerges from the light altering device...
6903859 Homogenizer  
An aspect of the present invention includes a method for homogenizing a beam of electromagnetic radiation. Said beam of electromagnetic radiation is impinged onto a first array of deflecting...
6898018 Luminous display element  
In a luminous display element, a retro-reflector is provided on the back side of an organic EL layer which includes an emission layer whose state changes between an emission state and a...
6898017 Light altering device  
A line producing system includes an input beam of radiant energy that enters a side of a low cost, radiant energy altering device. The radiant energy emerges from the light altering device...
6898016 Light altering device  
A line producing system includes an input beam of radiant energy that enters a side of a low cost, radiant energy altering device. The radiant energy emerges from the light altering device...
6898015 MICROLENS ARRAY, A METHOD FOR MAKING A TRANSFER MASTER PATTERN FOR MICROLENS ARRAY, A CONCAVE AND CONVEX PATTERN OBTAINED FROM THE TRANSFER MASTER PATTERN, A LAMINATE FOR TRANSFER, A DIFFUSE REFLECTION PLATE AND A LIQUID CRYSTAL DISPLAY DEVICE  
A microlens array having a substrate and microlenses of a substantially circular profile provided on the substrate and each arranged such that a major axis and a minor axis thereof, which pass...
6888678 Irregular-shape body, reflection sheet and reflection-type liquid crystal display element, and production method and production device therefor  
In a method for manufacturing a reflector having a plurality of convex portions 4 that are obtained by means of melt deformation of column-shaped bodys 15 formed of a photosensitive resin...
6877858 Color projector apparatus having means for preventing degradation in image quality due to heat  
Disclosed is a projector apparatus including a color separation optical system which separates illumination light into a plurality of color light components, a plurality of image forming panels...
6873755 Wavelength router with staggered input/output fibers  
An optical routing apparatus and method that achieves improved optical signal reintegration is disclosed. The optical routing apparatus includes an input port, such as may be provided at the end of...
6873467 Method and system for providing optical alignment for a visible wavelength reflective system  
A method for providing optical alignment for a visible wavelength reflective system is provided. The method includes positioning a first mirror blank on a lathe fixture. The first mirror blank...
6870683 Optical illumination system of projector using optical device for homogenizing luminous energy and polarized light  
An optical device capable of homogenizing luminous energy and homogenizing polarized light simultaneously, and an optical illumination system of a projector having decreased volume by using the...
6870682 Apparatus for reshaping an optical beam bundle  
Apparatus for shaping an optical beam bundle carrying a plurality of substantially parallel optical beams disposed in a common plane of travel. First reflective facets and second reflective facets...
6847489 Head-mounted display and optical engine thereof  
A head-mounted display comprises monocular or binocular display chambers. Each display chamber is equipped with an optical engine that displays images. The mechanism of the optical engine is as...
Matches 1 - 50 out of 201 1 2 3 4 5 >