Matches 1 - 50 out of 264 1 2 3 4 5 6 >
Match Document Document Title
7428088 Optical scanning apparatus and method for adjusting the same  
An optical scanning apparatus which is free from any deterioration of drawing performance and which can be miniaturized and simplified in overall configuration, and an image forming apparatus using...
7417779 Single piece torsional hinged device with central spines and perimeter ridges to reduce flexing  
A torsional hinged device having an optical surface, such as a mirror or refractive surface, formed from a single piece of silicon with reduced flexing. In addition to central spines to prevent or...
7408695 Electrically rotationally actuatable micro-mirror or micro lens  
Micro-mirror or micro-lens made up of a moving part ( 10 ) with a reflective or refringent zone ( 17 ), a fixed part ( 14 ), means of connection ( 13 ) of the moving part ( 10 ) to the fixed part (...
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...
7224521 Parcentric objective  
A parcentric objective is described, including an objective lens configured to receive an incident ray from a field of view and to translate the incident ray into a translated incident ray, the...
7196831 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 scanning. The counter-rotating disk scanner includes counter-rotating scan disks that implement...
7173745 Optical beam delivery configuration  
An optical beam delivery configuration includes zoom lens means ( 30 ) and beam scanning means ( 44 ) defining an optical path ( 20 ) for a light beam. The beam scanning means is disposed after the...
7171126 Airborne free-space-optical system utilizing three-tier, ultrafine steering  
An optical head is provided for a free space optical communications system. The optical head is utilized for transmitting and receiving modulated infrared laser beams. The optical head includes an...
7167289 Focusing module  
A focusing module for scanners includes a body which holds a lens and a transmission device on one side thereof to move the lens linearly and adjust a desired scanning focal length. Therefore the...
7150530 Variable spot size illuminator having a zoom lens  
The present invention provides variable spot size illuminators that provide a light spot on a treatment plane by utilizing a zoom lens to direct light received from an image of a light source...
7104651 Color scrollable projection system  
A color scrolling projection system is provided, including a light source, a color separator, a color scanner, a light valve, and a control circuit. The light source generates and emits light. The...
7090359 Scrolling unit, color illuminating system, and projection system using the scrolling unit  
A scrolling unit for forming a color image through scrolling, and a color illuminating system and a projection system using the scrolling unit. The scrolling unit includes a first spiral lens disk,...
7066602 Projection type image display system capable of color scrolling  
A highly-efficient projection system is provided, including a light source, a color separator, a scrolling unit, a light valve, and a projection lens unit. The color separator separates an incident...
7034974 Optical scanning device including a tilt tolerant objective system  
An optical scanning device ( 1 ) for scanning an information layer ( 4 ) of an optical record carrier ( 2 ), the device including a radiation source ( 11 ) for generating a radiation beam ( 12 )...
7011414 Highly efficient projection system and color scrolling method therefor  
A highly efficient projection system and a color scrolling method are provided. In the color scrolling method, first, an optical splitter splits a beam emitted from a light source into individual...
6997562 Scrolling unit and projection system using the same  
A scrolling unit and a projection system using the same are provided. The scrolling unit is formed by spirally arranging on an outer circumferential surface of a column-like plate at least one lens...
6975443 Multi-beam pattern generator  
A scanning pattern generator and a method for microlithographic multi-beam writing of high precision patterns on a photosensitive substrate ( 11 ), the system comprising a light source ( 1 ),...
6885485 Multibeam scanning device  
A multibeam scanning device includes a deflecting system that deflects a plurality of beams, which are emitted by a light source, in a main scanning direction. On a first imaging optical system,...
6879442 Method and system for selecting an output of a VCSEL array  
A tunable laser formed using a plurality of vertical cavity surface emitting lasers. The output of the vertical cavity surface emitting lasers are re-directed by a moveable element to an optical...
6873446 Refractive optical deflector  
An optical deflector comprises an aspheric deflecting lens ( 1, 13 ) of positive optical power. The deflecting lens ( 1, 13 ) has a first relatively short focal length giving rise to a first focal...
6871781 Photo identification collection assembly  
An improved photo identification collection assembly includes a base portion, having a stage, and a support member structured to engage the base portion. A plurality of image collectors, each...
6836364 Beam steering and scanning device  
A beam steerer/scanner ( 50 ) includes a dynamically balanced bi-index rotating element ( 52 ). The element is comprised of a pair ( 52 A, 52 B) of transparent hemispheres which are of the same...
6825961 Multi-beam scanning optical system and image forming apparatus using it  
Provided are a multi-beam scanning optical system capable of implementing high-quality printing in relatively simple structure and at high speed, and an image forming apparatus using it. The...
6819462 Optical scanning apparatus of light sources with different wavelengths  
The optical scanning apparatus of light sources with different wavelengths relates to an optical scanning apparatus with a plurality of light sources of different wavelengths. All the light beams...
6816292 Scanning optical system  
Laser beams emitted from a plurality of light emitting points of a light source unit are converged by a first optical system to be focused in an auxiliary scanning direction in the vicinity of a...
6791729 Adjusting imaging position of optical beam spot in main and sub-scanning directions by individually and/or collectively adjusting position(s) of temperature-compensating lens(es)  
The imaging position of an optical beam spot in an optical scanning device is adjusted. The imaging position of the optical beam spot is adjusted in both a main scanning direction and a...
6785028 Optical scanning device having a temperature compensation unit  
In an optical scanning device and image forming apparatus according to the present invention, a light source emits a light beam, and a scanning optical unit deflects the light beam from the light...
6750435 Lens focusing device, system and method for use with multiple light wavelengths  
A lens focusing system provides a lens in an optical path between a scene and a photosensitive detector to properly focus a first set of wavelengths of light. At least one representation of the...
6735003 Method and apparatus for reducing artifacts in an imaging system  
A method and apparatus for reducing artifacts in an imaging system by directing a stream of air onto the beam deflection assembly of the imaging system. An air displacement system, such as a fan...
6731419 Scanning optical system  
There is provided a scanning optical system, which is provided with a deflector that deflects the plurality of beams, and an imaging optical system that converges the plurality of beams deflected...
6731418 Multibeam scanning optical system and image forming apparatus using the same  
A multibeam scanning optical system includes a light source unit having a light source and a plurality of beam converting elements having a first optical system for converting a beam emitted from...
6680788 Scanning apparatus and associated method  
A scanning apparatus adapted to track or other wise communicate with a remote object is provided, comprising a plurality of individually actuatable laser devices, each laser device emitting a laser...
6628446 High-resolution reading and writing using beams and lenses rotating at equal or double speed  
A scan systems include at least one radiation source for directing at least one beam toward a spinning scan device. The scan device reflects these beams as rotating scan beams to track rotating...
6628445 Coplanar camera scanning system  
A system for scanning objects having a linear array sensor, adapted to detect light input signals, is provided. A lens is optically connected to the linear array sensor, and is adapted to receive...
6624919 Light scanner with cylindrical lenses  
A scrolling scan optical band scanner is provided having a scrolling scan optic with a scan function that inherently deviates from an ideal imaging function over wide apertures. Compensation optics...
6594377 Iris recognition system  
The present invention relates to an iris recognition system which can extract an iris image of the user, by upwardly and downwardly rotating around a hinge bracket in order to be exactly rapidly...
6549703 High bandwidth, compact N×N optical switch  
Electrostatic levitation and positioning of a charged, spherical micro-lens to steer an optical beam from a transmit fiber to a receive lens/fiber pair. Bundled arrays of N fibers and lenses...
6542279 Image scanner capable of scanning reflective and penetrative documents  
An image scanner capable of scanning reflective and penetrative documents is provided. The image scanner includes a housing, a supporting base mounted in the housing and moving along the first...
6522443 High-resolution writing using beams and lenses rotating at equal or double speed  
A scan systems include at least one radiation source for directing at least one beam toward a spinning scan device. The scan device reflects these beams as rotating scan beams to track rotating...
6522441 Micro-optical system for an auto-focus scanner having an improved depth of field  
A micro-optical system with autofocus capability utilizing micro electro-mechanical systems (MEMS) to vary the focus of the beam achieving increased depth of field and improved poor quality...
6511186 Focus and aim device and method for image projection  
An image projection system includes an image generator, a screen and a focus and aim component. The focus and aim component receives modulated light from the image generator and focuses and...
6507427 Scanning optical device and method of regulating imaging position thereof  
A scanning optical device to be used for an image forming apparatus such as a laser beam printer and a digital copying machine comprises a light source such as a semiconductor laser, an optical...
6469820 Scanning optical system  
A scanning optical system is used to re-form an original image on a CCD line sensor. The optical system has an object side lens unit, a mirror and an image side lens unit. The object side lens unit...
6469819 Optical scanning device comprising an actuator for a displaceable collimator lens  
The invention relates to an optical player and an optical scanning device ( 15 ) used therein for scanning an optical information carrier ( 9 ). The scanning device comprises a radiation source (...
6466352 High-resolution reading and writing scan system for planar and cylindrical surfaces  
Scan systems include at least one radiation source for directing at least one beam toward a scan-device system. The scan device system includes at least one scan device that reflects these beams as...
6462880 Bar code reader  
A bar code reader having two reading windows, i.e., a bottom window and a side window. An increased number of scanning lines are used for constituting scanning patterns for scanning bar codes, and...
6462854 Changing the positions of lenses by way of movement of optical module  
A scanner has a base, at least one guiding member and an optical module. The base has a changing zone. The guiding member is connected onto the base. The optical module has a movable lens mount, a...
6452687 Color image forming apparatus and scanning optical apparatus  
A scanning optical device has a light source, a deflector for deflecting light emitted from the light source, and an optical system for guiding the light emitted from the light source onto a...
6437896 Device for deviating electromagnetic rays or radiation beams in the optical spectral domain  
The invention concerns a device for electromagnetic rays or radiation beams in the optical spectral domain, in particular for laser beams, comprising at least a deviating element provided with at...
6400487 Method and apparatus for screening chemical compounds  
Methods and apparatus for screening large numbers of chemical compounds and performing a wide variety of fluorescent assays, including live cell assays. The methods utilize a laser linescan...
Matches 1 - 50 out of 264 1 2 3 4 5 6 >