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7453619 Rotary optical delay line  
Disclosed herein is an optical delay line. The optical delay line includes a body and at least one wing, which constitute a rotating body that rotates around a rotational axis. The rotational wing...
7443586 Display device using single-panel diffractive light modulator  
Disclosed herein is a display device using a single-panel diffractive light modulator. The display device includes a light source unit, a condensing unit, an illumination unit, a diffractive light...
7443560 Scanning imaging apparatus  
A scanning imaging apparatus comprises an optical system including a curved polariser/reflector, a rotatable reflector, a polarisation twisting plate, and a receiver array, wherein a convex...
7442918 MEMS device having simplified drive  
A MEMS oscillator, such as a MEMS scanner, has an improved and simplified drive scheme and structure. Drive impulses may be transmitted to an oscillating mass via torque through the support arms....
7426073 Digital micromirror device and manufacturing method thereof  
Provided is a digital micromirror device (DMD). The DMD includes a first metal line, a second metal line, a third metal line, and a mirror. The first metal line is formed to have a predetermined...
7423798 Addressing circuit and method for bi-directional micro-mirror array  
A control substrate of spatial light modulator for a bi-directional micro mirror array includes a plurality of unit cells, each includes a common electrode at a fixed constant potential and an...
7411714 Micromirror unit with torsion connector having nonconstant width  
A micromirror unit is provided which includes a frame, a mirror forming base upon which a mirror surface is formed, and a torsion connector which includes a first end connected to the mirror...
7405862 Spatial light modulator having a cantilever anti-stiction mechanism  
A spatial light modulator includes a mirror plate comprising a reflective upper surface, a louver surface having a recess in the lower surface, a first cavity having an opening on the lower...
7400792 Methods and apparatus to make substantially uniform losses in optical cross connects  
A method for cross connecting optical signals includes using a common beam steerer to direct a set of optical signals from a set of input ports to a set of output ports. The method further includes...
7397551 Method for verifying scan precision of a laser measurement machine  
A method for verifying scan precision of a laser measurement machine includes the steps of: preparing a standardized BGA model; measuring Z coordinates values of each solder ball peak of the BGA...
7390100 Variable-shape mirror and optical pickup device therewith  
A variable-shape mirror is provided with: a support base; a mirror portion that is disposed to face the support base and that has, on a side thereof facing away from the support base, a mirror...
7365891 Method and apparatus for directing energy based range detection sensors  
A directing apparatus includes a mechanism for producing steerable energy. The apparatus includes a mechanism for steering energy from the producing mechanism while the producing mechanism is...
7360928 Tilting device  
A tilting device is disclosed which tilts the light reflected from a Digital Micro-mirror device by a certain angle and projects it to a screen. The tilting device, comprising a first reflector...
7336431 Image reading device and image forming device  
A device includes a light source; a first guiding unit that guides the light from the light source to an object at prescribed incident angles including a first incident angle and a second incident...
7300157 Pixel-shifting projection lens assembly to provide optical interlacing for increased addressability  
A projection display system includes a projection lens assembly that has multiple projection lens elements that are configured to receive light imparted with display information by a pixelated...
7298538 Rotary optical switch  
An apparatus for directing a light path sequentially between multiple positions. A rotary switch rotates a light beam from a prism relative to a plurality of optical elements arranged radially on a...
7286273 Light deflecting device  
An object of the present invention is to provide an optical deflecting device capable of suppressing undesirable vibrations of an optical deflecting element such as a mirror and allowing a...
7257286 Dual comb electrode structure with spacing for increasing a driving angle of a microscanner, and the microscanner adopting the same  
A dual comb electrode structure with spacing for increasing a driving angle of a micro mirror provided by MEMS (Micro-Electro-Mechanical system) structure and a microscanner adopting the same are...
7256926 Optical deflector  
An optical deflector includes a magnet unit, which generates a magnetic field, and a movable plate unit, which is placed in the magnetic field. The movable plate unit has an inner movable plate...
7256919 Rotational micro mirror  
A rotational micro mirror is rapidly driven, has a large driving angle, and is structurally stable. The rotational micro mirror includes: a substrate; a reflection plate which is rotatable and...
7256896 Method for verifying scan precision of a laser measurement machine  
A method for verifying scan precision of a laser measurement machine includes the steps of: preparing a transparent flat, of which the flatness of each plane is regarded as a flatness conventional...
7230701 Compact spectroscopic ellipsometer  
The invention concerns an ellipsometer comprising: a source ( 2 ) capable of emitting a broadband ray ( 4 ), a polarizer ( 10 ) for producing a polarised incident beam ( 12 ) adapted to illuminate...
7224507 Optical deflector  
An optical deflector includes a magnet unit and a movable plate unit. The movable plate unit has an inner movable plate having a reflecting surface, an outer movable plate, two inner torsion bars...
7203426 Optical subassembly of optical transceiver  
A transceiver module comprised of a multiplexing/demultiplexing optical subassembly is provided. The optical subassembly includes either a transmitter module or a receiver module or both. The...
7202985 Inner drum exposure apparatus  
An exposure process is executed by multi-beams divided by polarizing and combining laser beams (La, Lb) modulated based on an image signal so as to be emitted by a light source side optical system...
7193761 Method of controlling beam scanning timing and beam energy and light beam scanning apparatus using the same  
Disclosed herein is a method of controlling beam scanning timing and beam energy and a light beam scanning apparatus using the method. The light beam scanning apparatus includes a beam generation...
7182463 Pixel-shifting projection lens assembly to provide optical interlacing for increased addressability  
A projection display system includes a projection lens assembly that has multiple projection lens elements that are configured to receive light imparted with display information by a pixelated...
7154650 Scanning apparatus  
Scanning apparatus operable in the microwave, mm-wave and infrared ranges and comprises a support structure, a first reflective disc or mirror ( 10 ) which is mounted in said support structure for...
7148603 Mechanically latchable tiltable platform for forming micromirrors and micromirror arrays  
A microelectromechanical (MEM) apparatus is disclosed which includes a platform that can be electrostatically tilted from being parallel to a substrate on which the platform to being tilted at an...
7130099 Micromirror unit with torsion connector having nonconstant width  
A micromirror unit is provided which includes a frame, a mirror forming base upon which a mirror surface is formed, and a torsion connector which includes a first end connected to the mirror...
7130094 Device and a method for deflecting a laser beam  
The present invention relates to a device for deflecting a laser beam, comprising at least a single sided mirror ( 1 ) and means for orientating said mirror, wherein said single sided mirror is...
7126250 Apparatus comprising an array of tightly spaced rotatable optical elements with two axes of rotation  
In one embodiment, a rotatable element includes a plate, a plate support, a cradle, and a cradle support. The plate is coupled to the cradle via the plate support. The cradle is coupled to a...
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...
7054052 Adhesive sacrificial bonding of spatial light modulators  
A method of combining components to form an integrated device, wherein at least one first component is provided on a first surface of a sacrificial substrate, and at least one second component is...
7046412 Scanning optical delay line using a reflective element arranged to rotate  
A method and apparatus delays an optical input using a scanning optical delay line. The scanning optical delay line includes an optical input and an optical output. A reflective element is arranged...
7042610 Method and apparatus for improved waveplates and suppression of stray light in LCoS kernel applications  
Optical components are louvered with a light absorptive material that absorbs stray light rays. The louvers are constructed, for example, using a “black” thin film coating between sheets of...
7023604 Three dimensional optical switches and beam steering modules  
A beam steering module comprised of a mirror stack array in close proximity to a collimator array controllably steers photons along two axis and in a direction substantially less than 90 degrees to...
7023598 Optical scanner and laser machining apparatus  
An optical scanner which can realize target trajectory tracking machining at a high speed and with a high accuracy. In a servo control circuit controlling the operation of an X-axis scanner for...
7019876 Micro-mirror with rotor structure  
A micro-mirror device includes a stator structure having a set of radial stator electrodes, a rotor structure having a set of radial rotor electrodes, a mirror mounted on the rotor structure, and a...
6999226 Variable focal length lens comprising micromirrors with one degree of freedom translation  
A variable focal length lens comprising micromirrors with pure translation is invented. The lens consists of many micromirrors and actuating components. The array of micromirrors with pure...
6999208 Optical scanner, optical scanning method, scanning image forming optical system, optical scanning lens and image forming apparatus  
An optical scanner which performs optical scanning of a surface to be scanned by deflecting a luminous flux having a wavelength λ from a light source by means of an optical deflector, and...
6998758 Deformable MEMS mirror with membrane actuated by application of torque  
A MEMS device having a deformable mirror. In a representative embodiment, the MEMS device includes a deformable membrane supporting a plurality of light-reflecting segments that form the deformable...
6984917 Optical element having two axes of rotation for use in tightly spaced mirror arrays  
A rotatable element includes a plate, a plate support, a cradle and a cradle support. The plate is coupled to the cradle via the plate support. The cradle is coupled to a surrounding frame by the...
6972884 Mirror device, optical switch, electronic instrument and mirror device driving method  
To provide a mirror device, an optical switch, an electronic instrument, and a mirror device driving method in which a large driving displacement can be produced for a mirror with a smaller driving...
6968258 Residual feedback to improve estimator prediction  
A system and method 100 of using residual feedback in a control loop in a manner that substantially eliminates the steady state error in the predicted states that results from the mismatch in...
6959132 One-to-M wavelength routing element  
Retroreflecting elements adapted for use in one-to-M wavelength routing elements are provided. Each retroreflecting element is configured to retroreflect an optical ray that is orthogonal to a...
6947191 Angle-adjusting apparatus for a reflection mirror in a rear-projection TV  
An adjustment apparatus of a reflection mirror is disclosed, the apparatus comprising a holding base plate, an affixing block affixed on the holding base plate, at least one adjusting set, and a...
6934073 Variable focal length lens comprising micromirrors with one degrees of freedom rotation and one degree of freedom translation  
A micromirror array lens consists of many micromirrors with one degree of freedom rotation and one degree of freedom translation and actuating components. As a reflective variable focal length...
6934072 Variable focal length lens comprising micromirrors with two degrees of freedom rotation and one degree of freedom translation  
A micromirror array lens consists of many micromirrors with two degrees of freedom rotation and one degree of freedom translation and actuating components. As a reflective variable focal length...
6928195 Palm scanner using a programmable nutating mirror for increased resolution  
A system and method for increasing image resolution in a palm print scanner. The method of the invention requires the synchronization of a nutating mirror with a camera frame sync. A first image is...
Matches 1 - 50 out of 228 1 2 3 4 5 >