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7440189 |
Method for making lens array having light-shielding layer
A method of making a lens array includes a first step of forming a resin-molded piece, a second step of applying a coating to the resin-molded piece, a third step of melting the applied coating and...
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7411640 |
Image display device and portable terminal device using the same
In a display panel, a plurality of pixel sections are arranged in the form of a matrix. Each of the pixel sections includes a pixel for displaying an image for the left eye and a pixel for...
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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...
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7400439 |
Uniform illumination system
A compact and efficient optical illumination system featuring planar multi-layered LED light source arrays concentrating their polarized or un-polarized output within a limited angular range. The...
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7379160 |
Optical integrator, illumination optical device, exposure apparatus, and exposure method
An optical integrator having characteristics to reduce effects of manufacturing errors of many minute refraction surfaces integrally formed by, for example, etching on an illumination intensity...
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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...
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7342722 |
Method of producing maps and other objects configured for presentation of spatially-related layers of data
A method of fabricating maps and other objects presenting multiple sets of spatially related information. Spatial alignment data, such as geographical boundaries is selected. First and second...
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7339638 |
Micro-lens substrate, liquid crystal display element having same, and projection-type liquid crystal display device
A liquid crystal panel unit ( 2 ) includes, on its side from which light enters, a micro-lens substrate ( 1 ) having: a first micro-lens array including a first lens ( 5 ) for converging, for...
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7327520 |
Optical unit and image display apparatus
The present invention discloses the structure of the array lens that at least any one of the diagonal size, vertical size and lateral size of lens cell is set to almost 1/(4.5 or more) for each...
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7324284 |
Optical substrate and method of making
An optical surface substrate. The optical substrate features a three-dimensional surface. The optical substrate is defined by a first surface structure function modulated by a second surface...
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7322700 |
Image display apparatus
An image display apparatus includes an indicating element which modulates or emits light as a pixel in accordance with image information. A displacement unit optically displaces a position of the...
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7319561 |
Stereoimage formation apparatus and stereoimage display unit
A stereoimage formation apparatus includes two lens array plates, each of which includes microlenses having optical axes and peaks. The optical axes of the microlenses are parallel to one another....
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7290803 |
Reflective article and method of manufacturing same
A reflective printed article includes a substrate having a top surface and a bottom surface with a graphic image printed thereon. A reflective or glossy ink layer is printed over the entire top...
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7280280 |
Micro-lenses for CMOS imagers and method for manufacturing micro-lenses
A micro-lens and a method for forming the micro-lens is provided. A micro-lens includes a substrate and lens material located within the substrate, the substrate having a recessed area serving as a...
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7256941 |
Lens array
An optical lens array featuring low cost and simple manufacture. The lens array has two lens sections separated by spacers, with a stop on the front surface. An optional wraparound frame protects...
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7245436 |
Illumination device and projector
An illumination device includes a light source, a first lens array having a plurality of first small lenses, a second lens array having a plurality of second small lenses corresponding to the...
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7224530 |
Image capturing device
A scanning module for scanning a document is provided. The scanning module comprises: a chassis; a light source on the chassis for emitting a light ray onto the document; a plurality of reflectors...
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7218452 |
Controlling lens shape in a microlens array
A semi-conductor based imager includes a microlens array having microlenses with modified focal characteristics. The microlenses are made of a microlens material, the melting properties of which...
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7199930 |
Light modulation element
The present invention discloses a light modulation element, having a first optical surface and a second optical surface receiving an incident light, the light modulation element comprising: at...
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7187502 |
Compact optical assembly for imaging a remote object
The optical system of the invention is comprised of a monolithic microlens array assembly that consists of two groups of microlenses sub-assemblies having different pitches between the adjacent...
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7186004 |
Homogenizing optical sheet, method of manufacture, and illumination system
An optical sheet that accepts light transmitted at or within a specific entrance cone angle that then redirects and transmits the light within an exit cone that is substantially normal to the...
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7180672 |
Optical substrate and method of making
An optical surface substrate. The optical substrate features a three-dimensional surface. The optical substrate is defined by a first surface structure function modulated by a second surface...
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7180671 |
Laser optical system for liquid crystal display device
A laser beam optical system for an LCD device includes a laser light source, a variable attenuator for controlling an intensity of a laser light from the laser light source, a telescope lens for...
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7158307 |
Efficiently illuminating a modulating device
An illumination method and system use a light source and illumination optics to illuminate a pattern generator. The illumination optics can include at least two devices. For example, if first and...
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7154675 |
Image display apparatus
An image display apparatus includes a display having an image display surface which displays a two-dimensional image of an object including a three-dimensional object, and an image transmitting...
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7145726 |
Head-mounted virtual display apparatus for mobile activities
The present invention is a head-mounted virtual display apparatus based on a non-cross-cavity optical configuration, in which a near-eye light deflecting element (LDE) is located in the peripheral...
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7125121 |
Image display apparatus
An image display apparatus includes an indicating element which modulates or emits light as a pixel in accordance with image information. A displacement unit optically displaces a position of the...
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7119962 |
Method of manufacturing a molded lenslet array
An imaging apparatus ( 10 ) to image wise expose desired microcapsules ( 38 ) within a photosensitive media ( 44 ) with an image exposure device ( 12 ) to harden the desired microcapsules applying...
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7116484 |
Lens plate, method for manufacturing the same and image transfer device
Spherical convex micro-lenses are arranged between rectangular grooves adjacent to each other of a lens plate. The arrangement of convex micro-lenses is made to be in parallel with the short-side...
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7106506 |
Lenticular lens sheet and projection screen
A high contrast lenticular lens sheet that can improve the brightness of an image and the angle of visibility. When it is assumed that P represents the pitch of the lens element and H represents...
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7095561 |
Compact telephoto imaging lens systems
An optical system including an array of micro-optic afocal optical subsystems capable of receiving electromagnetic radiation from a source and of transmitting at least a portion of the...
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7085062 |
Apparatus for shaping a light beam
The invention relates to an apparatus for shaping a light beam, having at least two optically functional boundary surfaces that are arranged one behind another in the propagation direction (z) of...
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7075718 |
Transparent screen and projection display apparatus
A transparent screen includes a refraction/total reflection plate in a form of a Fresnel lens, the refraction/total reflection plate having a sawtooth surface upon which light is incident and...
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7072096 |
Uniform illumination system
A compact and efficient optical illumination system featuring planar multi-layered LED light source arrays concentrating their polarized or un-polarized output within a limited angular range. The...
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7068432 |
Controlling lens shape in a microlens array
A semi-conductor based imager includes a microlens array having microlenses with modified focal characteristics. The microlenses are made of a microlens material, the melting properties of which...
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7042646 |
Infrared device having an optical power limiter with improved optical gain
An infrared device in accordance with the present invention includes an optical train for receiving incident radiation into the device, a focal plane array for receiving the incident radiation from...
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7029128 |
Table type display device
A table type display device, in which a high resolution display with an unremarkable connection is realized at the time of large screen display by using a screen with a composition having few...
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7027228 |
Arrangement and apparatus for optical beam transformation
An arrangement for optical beam transformation, having at least one light source which can emit at least one light beam, with the at least one light beam having a greater divergence in a first...
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7006295 |
Illumination system and method for efficiently illuminating a pattern generator
An illumination method and system use a light source and illumination optics to illuminate a pattern generator. The illumination optics can include at least two devices. For example, if first and...
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7002749 |
Modular integral magnifier
A Modular Integral Magnifier that produces a uniformly magnified orthoscopic three-dimensional image of an original three-dimensional scene. The optical elements to achieve this effect are always...
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6992832 |
Production method of microlens array, liquid crystal display device and production method thereof, and projector
A method of producing a microlens array includes a patterning step of forming a first optical resin layer having a first refractive index on a transparent substrate and forming a plurality of...
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6987619 |
Lens array package and fabrication method
An optical lens structure includes a substantially transparent substrate a lens array attached to the substrate with lenses of the lens array situated opposite the substrate and packaging material...
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6985296 |
Neutralizing device for autostereoscopic lens sheet
A neutralizing sheet for an autostereoscopic image viewing system. The image viewing system includes a lenticular sheet covering a display screen. The neutralizing sheet including a pliable portion...
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6967761 |
Microelectrical mechanical structure (MEMS) optical modulator and optical display system
A microelectrical mechanical out-of-plane thermal buckle-beam actuator is capable of providing transverse-plane movement of shutters. The actuator includes a pair of structural anchors secured to a...
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6961184 |
Laser irradiation apparatus
There are disposed two homogenizers for controlling an irradiation energy density in the longitudinal direction of a laser light transformed into a linear one which is inputtted into the surface to...
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6958862 |
Use of a lenslet array with a vertically stacked pixel array
An improved optical imaging system includes a vertically stacked pixel array and a lenslet array for capturing images while minimizing the focal length. The vertically stacked pixel array is...
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6954311 |
Image pickup lens unit and image pickup device
Lenses 1, 2 , and 4 as an optical element having a power are cemented together in an optical axis direction. An optical filter 3 is sandwiched between the lenses 2 and 4 . Optical elements...
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6950238 |
Optical leveling module and method for manufacturing an optical leveling layer thereof
An optical leveling module ( 1 ) includes a sensitive element ( 10 ) with a plurality of sensitive areas ( 11 ) thereon, and an optical leveling layer ( 20 ) mounted on the sensitive element and...
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6947204 |
Compact wavelength selective switching and/or routing system
Compact systems with reduced insertion loss, and increased switch isolation and switching speed. The switching and/or routing devices utilize a separating sub-system, a switching and/or routing...
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6943901 |
Critical dimension measuring instrument
A critical dimension measuring instrument includes a light source, a beam-shaping optical system, a condenser having a condenser pupil, a first microlens array arrangement, a first auxiliary...
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