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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...
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7450287 |
Optical scanning device and method for detecting synchronization signal
Provided are an optical scanning device and a method for detecting a synchronization signal. In the optical scanning device, a beam incident on a scanning area of an object's surface to be scanned...
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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...
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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...
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7428089 |
Optical scanning device and image forming apparatus
An optical scanning device includes a light source that emits a light beam, an optical deflector at which a light beam emitted from the light source is incident, the optical deflector deflecting...
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7422851 |
Correction for illumination non-uniformity during the synthesis of arrays of oligomers
The present invention provides an apparatus and a method for the synthesis of arrays of oligomers that have tight illumination intensity requirement. The apparatus and the method contains a...
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7420729 |
Small thin film movable element, small thin film movable element array and method of driving small thin film movable element
A small thin film movable element comprises: a movable portion supported elastically deformably and having a movable electrode at least a portion of the movable portion; and a fixed electrode...
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7420722 |
Multiple illumination source exposure apparatus
A method of combining output of a plurality of light sources includes arranging a plurality of light sources in the same plane and having their beams directed at a first mirror, rotating the first...
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7420449 |
Mirror actuating device for projection systems
A magnetic actuator utilizes a single magnet and two voice coils to rotate a mirror between two angular positions with respect to a rest state. A magnetic field assembly applies magnetic flux...
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7417777 |
Optical scanning device and image forming apparatus
A coupling lens arranged on an optical path of an optical beam from a VCSEL, which has a refraction plane and a diffraction plane that respectively change a power according to a temperature change...
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7411710 |
Optical beam scanning device and image forming apparatus
An optical beam scanning device is configured from a deflecting unit that has a function to support a deflecting member and a light source, including an exposing semiconductor laser, a polygon...
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7408688 |
Method for driving optical deflecting device array, optical deflecting device array, optical deflecting device, and image projection displaying apparatus
A method for driving an optical deflecting device array is disclosed, including in a series of processes for the light deflection operation, at least, a state of a first stage writing and recording...
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7405854 |
Fibrous micro-composite material
Fibrous micro-composite materials are formed from micro fibers. The fibrous micro-composite materials are utilized as the basis for a new class of MEMS. In addition to simple fiber composites and...
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7397592 |
Beam irradiation apparatus, beam irradiation method, and method for manufacturing a thin film transistor
A galvanometer mirror rotates in one direction when the galvanometer mirror is used. A spot can be scanned on an irradiated surface at a more constant speed by rotating the galvanometer mirror and...
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7388699 |
Musical laser display device
A device for deflecting a light beam in response to an audio input signal includes a hub member, a mirror flexibly attached to the hub member, a magnet connected to the mirror, an electromagnetic...
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7388191 |
Mirror positioning unit of laser scanning unit and laser scanning unit employing the same
A mirror positioning structure of a reflection mirror for correcting skew and bow and a laser scanning unit employing the same are provided. The mirror positioning structure includes a mirror...
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7379222 |
Optical scanning unit and image forming apparatus
An optical apparatus for irradiating a surface to be scanned with laser light comprises rotary deflecting means for deflecting laser light emitted by a laser emitting means in a shape of a plane, a...
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7378632 |
Image display apparatus and image pickup apparatus using the same
Provided is an image display apparatus, including: a light source for emitting a modulated light beam based on image information; a conversion optical system for converting the light beam from the...
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7369298 |
Optical scanner and laser image projector using the same
Provided are an optical scanner including a micro-mirror having an improved a driving angle by using a micro-electro-mechanical system (MEMS) technique and a laser image projector using the same...
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7369287 |
Mirror positioning structure for compensation of skew and bow and laser scanning unit employing the same
A mirror positioning structure for compensating skew and bow includes a mirror rotating member having a recess at one side to hold a mirror inserted therein and a rotation shaft protruding from an...
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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...
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7362485 |
Image display medium, image writing device, and image forming apparatus
An image display medium comprising: a display layer; a pair of substrates that retain the display layer therebetween, with at least parts of the pair of substrates configuring a frame portion to...
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7355771 |
Optical scanning apparatus
An optical scanning device has a light shield plate where a scanning line emitted from a light source passes through a scanning lens, and is reflected by a rotation polygon mirror, and after that,...
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7349145 |
Optical deflection device and image projection display apparatus using the same
An optical deflection device includes a substrate; a plurality of regulating members including upper portions including stoppers; a fulcrum member serving as an electrode; a plate member; and a...
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7348549 |
Light scanning apparatus
Provided is a light scanning apparatus, including a light source, a light source controller to control an on/off operation of the light source, a light deflector deflecting light emitted from the...
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7342702 |
Light deflecting method and apparatus efficiently using a floating mirror
Method of deflecting light includes the steps of providing a substrate and forming a supporting member on the substrate. Next forming step forms electrodes at predetermined positions on the...
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7342701 |
Multiple illumination source exposure apparatus
A system for combining outputs of multiple light sources includes a plurality of light sources, and a rotatable fold mirror oriented at an angle so as to reflect beams from each of the light...
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7330296 |
Synchronous detector, optical scanner, and image forming apparatus
A synchronous detector detects timing of scanning by an optical scanner in an image forming apparatus. The optical scanner has a light source that emits a light beam, a deflecting unit that...
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7330295 |
Optical scanning device and cover glass cleaning mechanism for optical scanning device
The present invention relates to an optical scanning device in which a light beam is incident twice on a deflective reflecting facet and its object is to reduce curvature in scanning line trail or...
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7330293 |
Optical scanning unit
An optical scanning unit designed to provide a sufficient optical path length between a light source and an exposed object while reducing the overall space it occupies. The optical scanning unit...
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7325736 |
Optical scanner and image forming apparatus having the same
An optical scanner is disclosed which includes: a first scanning device having a first mirror portion in which a first reflective surface is formed, the first scanning device scanning in a first...
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7304933 |
Optical recording apparatus using scanning mirror for generating two-dimensional beam
The present invention relates to an optical recording apparatus, which converts a one-dimensional signal beam into a two-dimensional signal beam using a scanning mirror at the time of recording...
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7301685 |
Optical scanning apparatus and its optical element, method and apparatus for positioning and fixing the optical element, and a molding tool for making the optical element
Method and apparatus for optical scanning includes a sliding bed and a center adjusting unit. The sliding bed predetermines a position of an optical element in a light axis direction. The optical...
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7301684 |
Scanning optical system
A scanning optical system capable of sufficiently enlarging an exit pupil and being reduced in size is disclosed. The scanning optical system has a scanning device used to scan light from a light...
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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...
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7295359 |
Light beam scanner and image forming apparatus
A light beam scanner irradiates surfaces of respective of different image carriers with respective of plural light beams having been subjected to constant angular velocity deflection by a...
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7280722 |
Temperature compensated optical multiplexer
An optical multiplexer that adjusts the wavelength response and compensates for temperature effects by using rotatable mirror. The wavelength response of the device is adjusted by aligning the...
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7268929 |
Optical scanner reflecting and outputting light increased in width and image forming apparatus using same
An optical scanner is disclosed which includes: a reflective surface from which incoming light is reflected; and a scanning sub-system altering an angle of the reflective surface, relative to an...
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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...
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7252394 |
Laser projection display and illumination device with MEMS scanning mirror for indoor and outdoor applications
A projection display system includes a light source emitting a light beam, and a reflecting mirror system for scanning the light beam over an image to illuminate the image. The light source can be...
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7247841 |
Light scanning apparatus
Provided is a light scanning apparatus, including a light source, a light source controller to control an on/off operation of the light source, a light deflector deflecting light emitted from the...
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7242537 |
Holding and positioning apparatus for an optical element
In a holding and positioning apparatus for an optical element, the optical element is mounted in a mounting ring and the mounting ring is mounted via at least one manipulator unit. The manipulator...
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7239435 |
High-speed, high resolution, wide-format Cartesian scanning systems
A scanning system for writing, printing, direct imaging, plotting, computed radiography, and scanning includes an optical system contains at lest one modulatable radiation source for emitting...
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7236280 |
Multi-beam scanning device and image forming apparatus using the scanning device
A multi-beam scanning device including a multi-beam light source including plural laser diode arrays emitting plural laser beams and at least one coupling lens; a deflector configured to deflect...
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7233424 |
Steering assembly with electromagnetic actuators
A laser cutting system, including a steering mirror assembly for directing a laser beam through a predetermined cutting path along a workpiece or substrate material. The steering mirror assembly...
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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...
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7221503 |
Fast multi-line laser confocal scanning microscope
According to a first embodiment the invention provides, for achieving fast multi-wavelength scanning in an acousto-optical deflector based confocal scanning microscope, dynamically adjusting an...
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7221486 |
Method and apparatus for picking up 2D image of an object to be sensed
A method and apparatus for sensing by a linear image sensor a two-dimensional image of an object to be sensed includes detecting a position of the object by a position sensor having a first...
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7218434 |
Optical scanning apparatus and image forming apparatus equipped with the same
An optical scanning apparatus in which streaks in an image or unevenness in density of an image caused by influences of dusts, scratches and toner etc on the surface of a reflecting member are...
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7218433 |
Scanning apparatus using a plurality of diffracted beams
The present invention provides a scanning apparatus, which scans a plurality of diffracted beams, obtained by diffracting and modulating light emitted from a single light source, on a scanning...
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