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7618415 |
Beam steering system for corneal laser surgery
A device and method for steering a laser beam to a focal point in target tissue requires generating a laser beam. Diversions of the laser beam from a central beam path are minimized by a sequential...
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7593151 |
Display unit and scanning method therefor
In a display unit which makes coherent light perform scanning on a screen to display an image, it is necessary to rotate a polygon mirror at ultrahigh speed for display of a high resolution image...
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7573628 |
Actuator comprising mechanic filter
An actuator which is actuated by an external input and also can remove noise caused by a high frequency by providing a low pass filter capable of preventing a particular high frequency through its...
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7564608 |
Raster scanning-type display device using diffractive light modulator
Disclosed herein is a raster scanning-type display device using a diffractive light modulator. The diffractive light modulator includes a plurality of light sources, the diffractive light...
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7529010 |
Precision laser machining apparatus
A focused laser beam having an optical axis passes through a first lens mounted to a first galvanometer and a second lens mounted to a second galvanometer. The first galvanometer is adapted to tilt...
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7525708 |
Scanner head for a laser machining device
A scanner head is provided for processing a workpiece by means of a focused laser beam. The scanner head includes a first module, rotatably supported in a first direction in order to deflect the...
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7525707 |
Parallel-beam scanning for surface patterning of materials
A system and method for parallel-beam scanning a surface. An energetic beam source emits an energetic collimated beam which is received by an optical device, comprising: one or more optical media,...
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7518770 |
Apparatus and method for projecting images and/or processing materials
The present invention relates to an apparatus for image projecting and/or material processing having a deflection device ( 3 ) for variably deflecting a light beam ( 2 ) emanating from a light...
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7517096 |
Projection display system with micro-mirror light modulator
A micro-mirror light modulator and associated projection display system. The projection display system includes a light source, a linear light source illumination system that transforms a light...
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7508553 |
Image displaying apparatus and image pickup apparatus having the same
An image displaying apparatus for two-dimensionally scanning a light beam from a light source optically modulated on the basis of image information on a surface to be scanned by a mechanical...
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7505202 |
Optical scanning microscope with line scanning
Optical scanning microscope with line scanning and with illumination of a specimen via a beam splitter, which is arranged in an objective pupil and includes at least a reflecting first portion and...
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7499204 |
Optical scanning apparatus, control method thereof, and image forming apparatus
The light beam deflection cycle of a rotational polygonal mirror includes first and third sections in which a latent image is not formed, and a second section in which the latent image is formed. A...
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7492495 |
Optical scanning apparatus and scanning image display apparatus
An optical scanning apparatus in which keystone distortion non-linearity distortion in a projected image can be excellently corrected is provided. An optical scanning apparatus has light source...
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7486426 |
Two-dimensional optical scan system using a counter-rotating disk scanner
A counter-rotating disk scanner together with another scan mechanism provides two-dimensional optical scanner. The counter-rotating disk scanner includes counter-rotating scan disks that implement...
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7475993 |
Light scanning device and image display device
A light scanning device includes: at least four light sources that provide light beams having different wavelength spectra; and a scanner that scans the light beams from the light sources in a...
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7474448 |
Focusing a laser beam
A device for focusing a laser beam includes a first telescopic configuration and a second telescopic configuration. The first telescopic configuration includes a collimating optical element for...
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7470070 |
Optical scanner device and image forming apparatus
A first wall is installed on a bottom portion of a housing along an outer peripheral thereof orthogonally to the bottom portion. A second wall is installed opposite to the first wall at a...
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7433107 |
Raster scanning display system
Disclosed herein is a raster scanning display system. The raster scanning display system includes a micro mirror and a galvanic mirror. The micro mirror rotates in two horizontal directions and...
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7430070 |
Method and system for correcting angular drift of laser radar systems
A method of calibrating angle drift of a laser radar system is provided, in one aspect of the present invention. The method includes, providing a plurality of virtual fiducials into an xy scanner;...
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7399096 |
Enhanced optical delay line with multiple degree of freedom active control
An enhanced optical delay line device for providing multiple degree of freedom active control, including first and second actively-controlled mirrors, each of the actively-controlled mirrors having...
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7391556 |
Ultra-thin display system
A display system includes a transparent tapered plate comprising a first face, a second face, and a third face. The first face is substantially smaller than the second face and the third face. The...
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7385745 |
Two-dimensional scanning apparatus and scanning type image displaying apparatus using the same
The invention is to provide an optical scanning apparatus which scans light from a light source onto a surface to be scanned, comprising a light scanning optical system having at least one...
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7372603 |
Mirror package scanning apparatus and method
An optical scanner system and method having a light source, a first mirror rotatable along a first torsion axis to reflect light from the light source, a first vibrator to vibrate the first mirror,...
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7367682 |
Color image projection arrangement and method
A lightweight, compact image projection module, especially for mounting in a housing having a light-transmissive window, is operative for causing selected pixels in a raster pattern to be...
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7367510 |
Monitoring light beam position in electro-optical readers and image projectors
An arrangement for determining light beam position in an electro-optical reader, image projector and like devices includes a drive for moving a scanning light beam at a scan frequency across a...
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7366365 |
Tissue scanning apparatus and method
A system for multispectral confocal mapping of a tissue, comprising: a light source; an optical fiber having an aperture providing a confocal pinhole, a scanner being free-space coupled to said...
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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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7357512 |
Color image projection system and method
An image projection system projects an image on a projection screen having a phosphor for converting incident violet light into green light which, together with red and blue light, creates the...
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7352499 |
Arrangement for and method of projecting an image with pixel mapping
A laser beam is swept by a scan mirror as a pattern of scan lines on a projection surface. The scan mirror moves at a variable speed along each scan line. Each scan line has a number of pixels. The...
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7345800 |
Optical arrangement for deflecting a light beam
An optical arrangement for deflecting a light beam includes first and second deflection devices, and a coupling mirror. The first deflection device is rotatable about a first axis using a first...
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7310176 |
Light deflector using torsional rotation about two axes
A light deflector for scanning with light from a light source comprises a support body, an oscillation system and a drive means for driving the oscillation system. The oscillation system includes a...
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7285089 |
Confocal imaging equipment in particular for endoscope
Equipment includes an image guide ( 1 ) consisting of flexible optical fibers with: on the proximal end side: a source ( 2 ), angular scanning elements ( 3 ), injection elements ( 4 ) in one of the...
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7262894 |
Method for aligning bi-directional images in a mirror display
A mirror display system comprising a multiplicity of scan lines that are combined to generate an image. The multiplicity of scan lines are orthogonally positioned in response to a slow speed cyclic...
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7252634 |
Confocal probe having scanning mirrors mounted to a transparent substrate in an optical path of the probe
A confocal probe unit is provided with a scanning type confocal probe, which includes at least one scanning mirror, and a transparent substrate on which the at least one scanning mirror is mounted....
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7242506 |
Optical deflector
There is provided an optical deflector which has a control means for controlling deflection portion so as to deflect a deflection light beam at a desirable maximal deflection angle. According to...
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7218431 |
Laser treatment apparatus and method of manufacturing semiconductor device
A laser treatment apparatus is provided which is capable of irradiating a laser beam to the position where a TFT is to be formed over the entire surface of a large substrate to achieve the...
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7199882 |
Method and system for high speed measuring of microscopic targets
A system including confocal and triangulation-based scanners or subsystems provides data which is both acquired and processed under the control of a control algorithm to obtain information such as...
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7190497 |
Scanning type image display optical system, scanning type image display apparatus, and image display system
A scanning type image display optical system of the present invention comprises: a reflecting surface; an optical scanning unit which forms a two-dimensional image on the reflecting surface by...
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7149017 |
Optical deflector
There is provided an optical deflector which has a control means for controlling deflection portion so as to deflect a deflection light beam at a desirable maximal deflection angle. According to...
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7130095 |
Correcting for image distortion in image projectors
An arrangement for, and a method of, correcting for image distortion in an image projection system include making the scan lines of the projected image all of the same length by adjusting the...
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7129460 |
Electronic imaging apparatus with high resolution and wide field of view and method
Electronic imaging apparatus includes a main mirror that rotates about two transverse axes to reflect light for an array of subimages through a lens to a correcting mirror that reflects the light...
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7123790 |
Scanning method and apparatus
A scanning apparatus and method, the apparatus comprising: a light transmission means ( 90 ) having an exit tip; first and second drive means ( 92,94 ) for resonantly driving the light transmission...
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7118216 |
Method and apparatus for using adaptive optics in a scanning laser ophthalmoscope
A scanning laser ophthalmoscope incorporates adaptive optics to compensate for wavefront aberrations in the eye. Light from a light source is scanned onto the retina. Light reflected from the...
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7083737 |
Method for manufacturing a micro-actuator
A micro-actuator having a stage capable of a see-saw motion and a method for its manufacture are disclosed. In the micro-actuator according to the present invention, a plurality of parallel driving...
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7021541 |
Original illuminating apparatus and image reader having the same
The invention aims at obtaining an original illuminating apparatus and an image reader having the same with which “the reflection” phenomenon is reduced, and much quantity of light for...
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6937372 |
Light beam deflecting apparatus, image forming apparatus utilizing the same and drive method therefor
0 A light beam deflecting apparatus which measures the passing time of a light beam in reciprocating scans on a specified position on the scanning line, and then calculates time lag data...
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6927888 |
Method and apparatus for imaging using polarimetry and matrix based image reconstruction
The present invention provides a method and apparatus for improving the signal to noise ratio, the contrast and the resolution in images recorded using an optical imaging system which produces a...
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6900918 |
Torsionally hinged devices with support anchors
A functional surface, such as a reflective surface, is supported by a pair of torsional hinges for pivoting about a first axis which in turn is supported by a pair of anchors, according to one...
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6900916 |
Color laser display apparatus having fluorescent screen scanned with modulated ultraviolet laser light
A color laser display apparatus which contains a laser light source which emits ultraviolet laser light, a modulation unit which modulates the ultraviolet laser light, a display unit which includes...
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6890076 |
Method and apparatus for using adaptive optics in a scanning laser ophthalmoscope
A scanning laser ophthalmoscope incorporates adaptive optics to compensate for wavefront aberrations in the eye. Light from a light source is scanned onto the retina. Light reflected from the...
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