|
Match
|
Document |
Document Title |
|
|
7589872 |
Imaging apparatus
An imaging apparatus includes, in order from the object side, a one-dimensional scanning mirror, a lens unit which has a flat shape, a two-dimensional image sensor which has a flat shape, and an...
|
|
|
7538789 |
Optical scanning device and image forming apparatus using the same
An optical scanning device includes a rotary polygonal mirror for scanningly deflecting light beams emitted from a light source device having light emitting members disposed spaced apart from each...
|
|
|
7529002 |
Optical path device
An optical path device composed of four pieces of reflected mirrors is disclosed. In the optical path device, after being reflected many times between a set of two parallel mirrors, an incident...
|
|
|
7518764 |
Prism design for scanning applications and illumination of microscopy sample
There is disclosed a prism for use in scanning applications such as total internal reflection microscopy in which the prism is translated relative to an incident light beam. A geometry is disclosed...
|
|
|
7469191 |
Jitter measurement method, jitter measuring apparatus and image forming apparatus
The present invention measures jitter in a galvano scanner that scans a light beam on a surface to be scanned by periodically turning a reflection mirror in a reciprocating manner. Two detectors...
|
|
|
7450274 |
Optical scanning apparatus, image forming apparatus, and beam positioning method
An optical scanning apparatus includes M number of light sources that includes M number of semiconductor lasers and M number of coupling lenses, where M is a positive integer, a deflecting scanning...
|
|
|
7446911 |
Optical scanning apparatus and image forming apparatus
An optical scanning apparatus for optical scan that oscillates at least partially an oscillating body having a reflective mirror portion, to thereby modulate a direction in which the reflective...
|
|
|
7433095 |
Reflective scanning optical system
In a reflective scanning optical system employing an imaging optical system having a curved mirror with a rotationally symmetrical reflecting surface configuration, the change in magnification of...
|
|
|
7423787 |
Optical scanning module, device, and method, and imaging apparatus
An optical scanning module includes a light-emission source emitting a light beam, a movable mirror reflecting the light beam, and a movable mirror driving part that causes the movable mirror to...
|
|
|
7391542 |
Optical scanning apparatus, and image forming apparatus using the same
Disclosed in an optical scanning apparatus which includes a deflecting unit comprised of a rotary polygon mirror for deflecting a light beam radiated from a light source unit, and a scanning...
|
|
|
7385733 |
Imaging optical system and image reading apparatus using the same
To obtain an original reading imaging optical system, with which a carriage integral type scanning system can be readily realized in an original reading system such as a digital copier for which...
|
|
|
7158269 |
Scanner having a light beam incident position adjusting device
A scanner is provided that has a light-beam emitter for emitting a light beam, a light-beam deflector for deflecting the light beam to scan a scanning surface, a photo-detector provided at a...
|
|
|
7149009 |
Scanning optical apparatus, image forming apparatus, and adjusting method therefor
In the scanning optical apparatus, a light source including one or more of the plurality of light emitting points of the light source device, and a synchronism detecting device constituting the...
|
|
|
7133167 |
Image reader for use in image forming apparatus
An image reader of the present invention comprises a fluctuation detector that can be connected to the external equipment by means of an image data input-output section, and can subject image data,...
|
|
|
7123389 |
Image reading unit and image reading apparatus using the same
An image reading unit includes a light source for illuminating a document, a plurality of reflecting devices for reflecting the light from the document, a condensing device for condensing the light...
|
|
|
7042597 |
Electric part, optical part, and processing apparatus
This scanner head includes a case member ( 300 b ) having a first side wall ( 300 f ) and a second side wall ( 300 y ), an electric circuit board ( 105 ) placed inside the case member ( 300 b ), a...
|
|
|
6985268 |
Image capturing apparatus
Disclosed is an image capturing apparatus comprising a primary mirror 1 that has a surface which is a section of a surface cut out from a paraboloid with a single focus; a secondary mirror 2 that...
|
|
|
6927883 |
Light-scanning optical apparatus and image forming apparatus
A high definition light-scanning optical apparatus uses an oblique incidence optical system and has a simple configuration that does not exert any adverse effect on the quality of the image formed...
|
|
|
6862118 |
Light-condensing device, light-condensing system and image reading apparatus
The present invention concerns a light-collecting device equipped in an information reading system for reading, for instance, the radiation image information stored in a photo stimulable storage...
|
|
|
6788435 |
Image reader for use in image forming apparatus
An image reader of the present invention comprises a fluctuation detector that can be connected to the external equipment by means of an image data input-output section, and can subject image data,...
|
|
|
6762862 |
High resolution scanner
An improved high resolution scanner for use in a conventional scanner housing. A plurality of mirrors, including a two-position switchable mirror adapted to sequentially scan a first column, and...
|
|
|
6628434 |
Method and system for image transfer and image signal output apparatus and terminal used therefor
Upon transferring two image signals to an output apparatus in an image transfer system, the amount of data to be transferred can be reduced. In an image signal output apparatus, subtraction signal...
|
|
|
6545702 |
Method and apparatus for panoramic imaging
Methods and apparatus for mapping images obtained using a multiple-viewpoint imaging system are disclosed. According to one aspect of the present invention, a method for projecting an image using a...
|
|
|
6330096 |
Light-beam scanning type image reader
The number of pixels in a horizontal scanning direction and the number of pixels in a vertical scanning direction are computed by use of a calibration sheet. The cycle of a first clock pulse which...
|
|
|
6262815 |
Image sensor
There is provided an image scanner including (a) an image sensor, (b) a lens for focusing images onto the image sensor, (c) a reflecting mirror for directing images of an object to the image sensor...
|
|
|
6154292 |
Multi-beam scanning method and control apparatus for the same
An apparatus for scanning with multiple beams emitted from a semiconductor laser by a polygonal mirror, wherein an image is written for each scanning line by each beam of the multiple beams. The...
|
|
|
6141118 |
Optical scanning device
An optical scanning device corrects a scanning line curvature and prevents image quality degradation, while spatially separating a plurality of light beams at oblique angles of incidence despite...
|
|
|
6136482 |
Gradation image thermal recording method
A gradation image is recorded on a heat-sensitive recording material, which converts light energy applied thereto to heat energy and forms a color in a density according to a quantity of the heat...
|
|
|
6104501 |
Image forming apparatus for concurrent exposure of lines having variable image data output timing
In an image forming apparatus, even when the image forming positions of the plural light beams of the exposure optical system vary, there can be formed an image without any shifting between image...
|
|
|
5991008 |
Scanner facet height error compensation having selective pixel modification
A method and system for compensating for scanner facet height error in a laser imaging application including a rotating polygon for directing a laser beam across a dimension of a photographic...
|
|
|
5980088 |
Laser drawing apparatus with precision scaling-correction
A laser drawing apparatus is used to draw a pattern on a surface of a workpiece by scanning the workpiece surface with at least one laser beam and by modulating the laser beam on the basis of...
|
|
|
5953041 |
Image analyzer and printer with shared image scanning apparatus
An item of office equipment, such as a facsimile machines, is provided having image analysis and laser printing capabilities with a shared mechanical image scanning apparatus. Embodiments include a...
|
|
|
5883385 |
Multibeam scanning method and apparatus with positional adjustment features
A multibeam scanning apparatus includes a polygon mirror provided between laser beam generation sources and a photosensitive drum of a target, for deflecting laser beams emitted from the laser beam...
|
|
|
5875043 |
Optical scanner for detecting light intensity from reflected image-reading light
An optical scanner including a light emitting device which emits an image-reading light toward an original having an original image thereon, such that the image-reading light scans the original by...
|
|
|
5822501 |
Optical scanning device having dichroic mirror for separating reading and recording light beams
An optical scanning device includes an image reading station and a printing station wherein image reading and recording operations are accomplished using an optical system common to both the image...
|
|
|
5818507 |
Method and apparatus for controlling the modulation of light beams in a rotating polygon type image forming apparatus
An apparatus and method for controlling the modulation of an exposing beam of a rotating polygon type image forming apparatus using control marks formed on a rotating surface portion of a polygon...
|
|
|
5805296 |
Optical scanning apparatus including an image reading section and an image printing section that share a common optical system and a method of printing and reading an image using the common optical system
An optical scanning apparatus includes a semiconductor laser, a polygonal mirror as a deflector for scanning a light beam from the laser, a photosensitive drum for forming an electrostatic latent...
|
|
|
5777751 |
Correction of curved scan lines in an optical scanning system
An output writer includes an output scanner and optics that creates printed pixels along curved scan paths. Provided that a source of input image pixel value data presents data with pixels to be...
|
|
|
5764377 |
Video interlace system for multibeam raster output scanner
A raster output scanner data controller reads pixels of an image from an image memory and outputs serially pixel data streams to a raster output scanner. The data controller includes an image...
|
|
|
5716755 |
Method for making a lithographic printing plate according to the silver salt diffusion transfer process
The present invention provides a method for making a lithographic printing plate from an original containing continuous tones comprising the steps of: frequency modulation screening said...
|
|
|
5708512 |
Facsimile apparatus and recording method therein
A facsimile apparatus receives image information and recording the image information by use of a laser-beam printer. In a case where the document size of the received image information is larger...
|
|
|
5638189 |
Raster scanner, mirror supporting structure of the same and method for adjusting mirror angle using the structure
A raster scanner characterized in that at least one reflecting mirror is supported by a movable supporting mechanism in a manner capable of moving along an incident optical axis while being kept in...
|
|
|
5635321 |
Method for preparing a lithographic printing plate
A modulated writing light beam (18) having a wavelength to which an imaging element (33) is sensitive and a reference light beam (46) having a wavelength to which the imaging element (33) is...
|
|
|
5635318 |
Method for making a lithographic printing plate with frequency modulated halftone dots
There is provided a method for making a lithographic printing plate according to the DTR-process from a printing plate precursor comprising on a hydrophilic surface of a support in the order given...
|
|
|
5596424 |
Scanning optical system having image forming optical system and reading optical system with at least one common optical component
A scanning optical system having an image forming optical system for emitting a scanning beam modulated in accordance with image information onto a destination surface. The scanning optical system...
|
|
|
5576852 |
Synchronization signal generating unit of an image forming apparatus
In an image forming apparatus for simultaneously recording plural image lines on a recording medium by scannintg simultaneously with plural light beams along parallel scanning lines in a primary...
|
|
|
5517330 |
Minimization of differential bow in multiple beam scanning optical systems
A raster scanning system is disclosed which utilizes a post polygon optics which generates a field curvature to substantially reduce a differential bow. The post polygon optics of this invention...
|
|
|
5489936 |
Fast scan spot correction in a polygon ROS using PWM
The raster scanning system of the present invention includes a beam generator which generates a beam of radiant energy in response to a drive signal. The drive signal comprising a series of pulses....
|
|
|
5488489 |
Image read-out and reproducing apparatus
An image read-out and reproducing apparatus comprises a sub-scanning device for supporting an image storage sheet, on which image information has been recorded, and a recording material, on which...
|
|
|
5483054 |
Converging position detecting apparatus with a single photodetecting element
A single photodetecting element, in front of which a knife edge is placed, is disposed in front of a scanning surface and outside a laser beam scanning region for the scanning surface. Two mirrors...
|