|
Match
|
Document |
Document Title |
|
|
7433119 |
Scanning microscope
In a scanning microscope that impinges upon a sample with a first light pulse and a second light pulse, a dispersive medium that modifies the time offset between the first and the second light...
|
|
|
7429112 |
Retro-reflector assembly and opacity monitor incorporating same
A retro-reflector assembly ( 1 ) for incorporating in an opacity monitor, includes several small corner-cube prisms ( 2 ) of cylindrical section. The invention also includes an opacity monitor...
|
|
|
7428051 |
Device for the IR-spectrometric analysis of a solid, liquid or gaseous medium
The invention relates to a device for the IR-spectrometric analysis of a solid, liquid or gaseous medium. The device includes a process probe, which has a reflection element. The device...
|
|
|
7408706 |
Neutral white-light filter device
A substantially neutral filter across the white-light spectrum is obtained by minimizing the wavelength-dependent effects of filtering components and of reflective coatings on surfaces. The...
|
|
|
7362503 |
Screen, Fresnel lens sheet used for the same, and image display apparatus using the same
The present invention provides a technology that makes it possible to display high-quality images by reducing a reflection loss of the image light entering the upper left and right ends of a...
|
|
|
7359119 |
Optical arrangement for pre-processing primary illumination light
An optical arrangement for pre-processing primary illumination light is proposed, wherein a provided spectral processing section (P) comprises a multi-prism assembly ( 10 ) consisting of a...
|
|
|
RE40227 |
Totally internally reflecting thin, flexible film
A thin, flexible film made of a transparent polymeric material including a structured surface and an opposite smooth surface, wherein light striking either surface, within certain angular ranges,...
|
|
|
7352521 |
Image display optical system and image display apparatus
An image display optical system which achieves a small size and display at a wide angle of view as well as maintains a required level of optical performance and allows suppression of occurrence of...
|
|
|
7352512 |
Compact self-compensating beam splitter apparatus and method of using
In accordance with an embodiment of the present invention, an optical system includes two tilted planar elements each having two surfaces for which the sign of the slopes of at least three of the...
|
|
|
7347558 |
3D kernel and prism assembly design
A Liquid Crystal on Silicon (LCOS kernel for a light engine is configured in a kernel having light paths in three dimensions (3D kernel). The 3D kernel allows for designs that do not require...
|
|
|
7329007 |
Projector
A projector includes an illumination device, a color separation system, a light combining system, a projection system, and an optical adjustment portion. The color separation system separates the...
|
|
|
7322703 |
Light emitting apparatus and projector
An light emitting apparatus which illuminates an illumination area has a first light source which emits a first light, a second light source which emits a second light, a wheel which is provided...
|
|
|
7314284 |
Retroreflection sheeting and film for use in retroreflection sheeting
An object of the present invention is to provide a retroreflective sheeting that exhibits proper retroreflection even at a small incident angle with no or less halation, and has superior 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...
|
|
|
7298565 |
Compact and high performance opto-mechanical switch
A 2×2 opto-mechanical switch is disclosed. A first embodiment of the present invention utilizes a transmitting compact parallel prism and four or two pieces of the 45-degree prism to increase the...
|
|
|
7286308 |
Laser diode bar beam reformatting prism array
Asymmetry of output beams from a laser diode bar is significantly reduced by internally reflecting the beams from an array of roof prisms positioned and oriented to rotate the cross-sectional shape...
|
|
|
7280275 |
High efficiency beam distribution with independent wavefront correction
A beam distribution apparatus includes a stack of parallelogram prisms and beam-splitting coatings each located between opposing parallel faces of adjacent parallelogram prisms. The stack is...
|
|
|
RE39859 |
Dichroic prism, prism unit, and projection display apparatus
At least one of four rectangular prisms in a dichroic prism is made longer than the other rectangular prisms. Parts of the rectangular surfaces of the long rectangular prisms partially protrude...
|
|
|
7274522 |
Reflective optical system
A reflective optical system for projectors comprises a single integral piece of transparent optical molding having at least an incident surface, an exit surface, and two or more internal reflection...
|
|
|
7267445 |
Combiner, optical combiner module and digital light projection system using the same
A projection system includes a light source, a beam splitter module, a projection lens, and an optical combiner module includes at least one light valve for forming the image. A light beam emitted...
|
|
|
7254288 |
Corner cube depolarizer
The depolarizer utilizes a commonly available BK7 glass corner cube to transform linearly polarized light into depolarized light with 100% conversion efficiency. The low-cost corner cube is a...
|
|
|
7253960 |
Head-up display device with rotationally asymmetric curved surface
A display device for displaying information is provided with an optical system for guiding the light of the display device to the eye, the optical system having, in the order in the proceeding...
|
|
|
7248405 |
Re-focusing mechanism for imaging system
Two reflective surfaces disposed in a predetermined angular orientation inside the optical tube assembly of a telescope intercept the optical beam and deliver it from the objective to the...
|
|
|
7230761 |
High-dispersion grisms
A grism based upon a grating with a given line frequency is configured such that a design wavelength will undergo either a specific total bend angle, a zero-degree total bend without lateral...
|
|
|
7230754 |
Neutral white-light filter device
A substantially neutral filter across the white-light spectrum is obtained by minimizing the wavelength-dependent effects of filtering components and of reflective coatings on surfaces. The...
|
|
|
7215474 |
Method and apparatus for combining optical beams
According to one aspect of the present invention, an apparatus for optically combining light beams is disclosed. The apparatus includes a set of prism shaped doorways configured to receive output...
|
|
|
7212353 |
Optical element, optical system, and optical device
Provided is a compact optical element that secures an optical path length and improves manufacturing precision economically. The optical element includes a transparent member having a first and...
|
|
|
7210788 |
Color prism and projection-type image display apparatus employing the same
A color prism capable of separating incident light into four color beams and synthesizing incident four-color beams, and a projection-type image display apparatus employing the color prism. The...
|
|
|
7196315 |
Eccentric optical system and optical apparatus using same
An eccentric optical system forming an optical path where an incident light beam is internally reflected three times to fold the optical path, and then emitted from a transmission surface and...
|
|
|
7180674 |
Polygonal prism
A polygonal prism receives at least one incident light and generates at least one outward light. The prism includes a plurality of planes, with the prism made from one piece of material.
|
|
|
7177260 |
Optical pickup including a many-sided reflection prism and method of using the optical pickup
An optical pickup including a many-sided reflection prism formed as a single body with a plurality of reflection faces to guide a light beam incident through a transmission face in a horizontal...
|
|
|
7177104 |
Image-taking optical system
An image-taking optical system for forming an optical image of an object on the light-receiving surface of an image sensor includes a plurality of optical blocks. The optical blocks each have a...
|
|
|
7177059 |
Device and method for manipulation and routing of a metrology beam
A lithographic projection apparatus is equipped with a device for manipulation and routing of at least one portion of a metrology beam of radiation. The device includes a first and a second optical...
|
|
|
7173763 |
Optical interleaver and filter cell design with enhanced clear aperture
An optical interleaver for use in a range of telecommunications applications including optical multiplexers/demultiplexers and optical routers. The optical device includes an optical processing...
|
|
|
7167312 |
Beam shaping optics and module for a diode laser arrangement
A beam shaping optical arrangement combines three incoming laser beams that are mutually laterally offset in two orthogonal directions (X and Y), including an incoming first central laser beam and...
|
|
|
7123394 |
System and method for the laser beam deflection for optical measuring systems
A system for the laser beam deflection for optical measuring systems includes an optical element for the deflection of an incident laser beam and a driving unit for generating a rotational movement...
|
|
|
7119971 |
Optical prism, display element support and optical assembly using the same
An optical prism 100 for reflecting light incident on its light incidence surface 12 suited for incidence of light from an LCD 20 at least twice within itself and emitting the reflected light...
|
|
|
7118228 |
Image display system
A display system includes a single image-projection device, and a reflective surface optically coupled to the image-projection device, wherein the reflective surface is configured to reflect a...
|
|
|
7113324 |
Image display apparatus
An image display apparatus is capable of recycling the “OFF” state light to increase the image brightness and contrast. The image display apparatus includes a light source, a spatial light...
|
|
|
7088664 |
Reflection type compound prism and optical pickup apparatus employing the same
A reflection type compound prism and an optical pickup apparatus employing the same. As a light beam is passed through the compound prism, a size of the light beam in a direction perpendicular to a...
|
|
|
7088531 |
Device including color separation prism
The invention relates to a device including a color separation prism, comprising at least two image sensors whose sensor surfaces are substantially of the shape of a rectangular parallelogram, and...
|
|
|
7085053 |
Beam shaping device, system for launching a light beam into an optical fiber, and beam rotation unit for such a beam shaping device or such a system
A device for shaping the cross-section of a light beam, has at least one beam shaping unit with a beam splitter, beam deflector and beam combiner. The beam splitter can split a light beam which is...
|
|
|
7075740 |
Prism and method for producing the same
A prism is produced by the steps of feeding a glass base material into a heating furnace, the glass base material having surfaces to be prism surfaces after forming, the Ra value of the surface...
|
|
|
7066603 |
Cross dichroic prism and reflection type liquid crystal projector using the same
A cross dichroic prism for color decomposition includes a blue-reflecting dichroic film for reflecting a blue light component and a red-reflecting dichroic film for reflecting a red light...
|
|
|
7050171 |
Single-exposure interferometer with no moving parts
A interferometer that has no moving parts and can acquire an interferogram in a single exposure is disclosed. Embodiments according to the invention can be used for polychromatic and/or...
|
|
|
6997595 |
Brightness enhancement article having trapezoidal prism surface
A brightness enhancement article for improving luminance from a light source includes a light-collecting prism surface forms a series of longitudinal trapezoidal prism elements in which each has a...
|
|
|
6979088 |
Multipass optical retroreflector and method of using
This invention pertains to a multipass retroreflector and to a method for its operation. In a preferred embodiment, the retroreflector comprises three reflecting surfaces arranged at an angle to...
|
|
|
6959990 |
Prism for high contrast projection
Prism elements having TIR surfaces placed in close proximity to the active area of a SLM device 302 to separate unwanted off-state 324 and/or flat-state 326 light from the projection ON-light...
|
|
|
6958861 |
Method and apparatus for combining optical beams
According to one aspect of the present invention, an apparatus for optically combining light beams is disclosed. The apparatus includes a set of prism shaped doorways configured to receive output...
|
|
|
6956701 |
Method and apparatus for combining light paths of multiple colored light sources through a common integration tunnel
Embodiments of this invention include a system, method and apparatus for combining light paths of multiple colored light sources through a common integration tunnel.
|