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7453607 Image-reading apparatus  
When an image-reading module moves along and scans a glass plate of an original document bed, a flexible wiring connecting the image-reading module to a fixing point takes various shapes depending...
7436563 Optical scanning apparatus with composite collimator-deflector between laser source and deflection scanner  
An optical scanning apparatus includes a light source; a deflection scanner for scanningly deflecting a laser beam emitted by the light source; a deflection member for deflecting a part of the...
7427747 Optical image pickup apparatus for imaging living body tissue  
A control portion of an optical image pickup apparatus includes a scan driver, a lock-in amplifier, and an A/D converter. The scan driver outputs a predetermined drive signal to a Y-scanning mirror...
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...
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...
7362930 Reduction of MEMS mirror edge diffraction in a wavelength selective switch using servo-based rotation about multiple non-orthogonal axes  
Effects of diffraction of a spectral beam from an edge of the micromirrors are reduced in order to optimize the passband in a wavelength selective switch. The effects of diffraction on the pass...
7362484 Optical scanner package with optical noise reduction  
The optical scanner package having: an optical scanner device scanning an incident beam and including a scanning mirror and a comb-electrode structure operating the scanning mirror; a package...
7352927 Optical add-drop multiplexer architecture with reduced effect of mirror edge diffraction  
Effects of diffraction of a spectral beam from an edge of the micromirrors are reduced in order to optimize the passband in a wavelength selective switch. The effects of diffraction on the pass...
7333255 Laser processing device  
A laser condensing optical system of the present invention includes a laser beam source which emits a laser beam, a condensing optical system which is arranged between the laser beam source and a...
7307650 Arrangement for, and a method of, reducing image distortion due to electrical interference  
Electrical interference between resonant, drive and line frequencies in a drive is reduced by selecting the resonant frequency to be non-harmonically related to the drive and line frequencies. The...
7290884 Display device having resolution improving apparatus for project-type display device  
A concept of improving a resolution by using human's visual characteristics is provided. Bu the present invention, an image can be displayed at a more improved resolution than an actual physical...
7288679 Device provided with a dedicated dye compound  
A device comprises at least one organophosphonium transition metal dye or is provided with a filter, comprising at least one organophosphonium transition metal dye, wherein, in a particular...
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...
7270417 Display device and display method in which resolution improving apparatus is provided for project-type display device  
A concept of improving a resolution by using human's visual characteristics is provided. An image can be displayed at a more improved resolution than an actual physical resolution, thereby...
7264360 Scan type display optical system  
A scan type display optical system is disclosed in which the position and inclination of an image formed by projection light is made variable. The scan type display optical system comprises an...
7262895 Determining operating point of feedback controller applied to operation of oscillating scanning device  
A method for determining an operating point of an oscillation controller. The method builds a model of an oscillation device based upon its design parameters. Then the resonant frequency of each...
7253931 Form fixing structure and image recognition apparatus having the structure  
A structure holds a medium itself to be scanned flat on an installation base in a stand type image input device. The installation base of the image recognition apparatus is provided with a...
7239432 Drum surface scanner and method for plate size check  
Provided is a drum surface scanner with which punched holes and/or cuts can be formed in a plate which has been correctly defined by position, and the plate can be clamped to a recording drum. When...
7238933 Light detecting apparatus  
A light detecting apparatus has a two-axis deflector such as a two-axis mirror capable of controlling the deflection of a light beam. The apparatus realizes a sure and speedy light beam search...
7196830 Optical deflector having neutral surface of bending in movable member in different plane from neutral surface of bending in elastic support member  
An optical deflector including a support substrate, a movable member, a reflective face, and a mounting structure for fixing the support substrate thereto. The movable member is rotatably or...
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...
7133332 Light converging apparatus with aberration correcting element with paraxial power which has temperature dependency  
A light-converging optical system has an objective lens arranged at a position to be opposite to an optical information recording medium and including at least one plastic lens, and an aberration...
7129473 Optical image pickup apparatus for imaging living body tissue  
A control portion of an optical image pickup apparatus includes a scan driver, a lock-in amplifier, and an A/D converter. The scan driver outputs a predetermined drive signal to a Y-scanning mirror...
7110148 Duplex image reading apparatus  
A duplex image reading apparatus has a transportation path for transporting a sheet original to a reading region by an original transporting device, and first and second reading devices placed...
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,...
7073445 Illuminating device for a scanner, and a print reading apparatus using the same  
An illuminating unit includes a pair of fluorescent lamps each having a prism sheet mounted peripherally thereof to act as a condensing member, and concave mirrors for reflecting light emitted from...
7068410 Optical scanning apparatus and image forming apparatus  
A light beam L from a laser source 62 impinges upon a deflection mirror surface 651 from the direction of a pivot axis (sub scanning direction Y) at an acute angle γ with respect to the...
7064871 Image reading apparatus which controls a correction operation of an image signal of an original image read through a transparent member in accordance with individual data representing transmittancy of the transparent member  
An image reading apparatus includes a line CCD which reads an original image placed on a glass original table which is illuminated by a light source, and an analog signal processor circuit which...
7055957 Laser projection apparatus with liquid-crystal light valves and scanning reading beam  
Laser lines at 635 nm or longer (ideally 647 nm) are preferred for red, giving energy-efficient, bright, rapid-motion images with rich, full film-comparable colors. Green and blue lines are used...
7054040 Image processing device and method for controlling the same  
First and second reading modules read first and second signals in the main scanning direction of the image of a document. The scanning module includes a carriage for relatively moving the first and...
7050210 Optical scanning device and imaging apparatus implementing the same  
An optical scanning device, including a resin lens having a power that is an inverse power of scanning lens placed before a deflector. A bundle of rays emitted from a plurality of light sources is...
7002716 Method and apparatus for blending regions scanned by a beam scanner  
A beam scanner is operable to scan light in two or more axes, typically in a raster pattern that includes a fast scan axis and a slow scan axis. Plural beams of light are scanned, each beam of...
6939013 Projection type display device  
A projection type display device includes a light source, a picture information display element, and a light deflection device that deflects light from the light source and irradiates the deflected...
6928386 High-resolution optical encoder with phased-array photodetectors  
Embodiments of high-resolution optical encoders having phased-array photodetectors and integrated on semiconductor chips. Emitters, detectors, and encoders disks are described which can be easily...
6928198 Exposure head  
The present invention provides, in order to obtain a desired focal depth t in a range α of an acceptable increased amount of beam diameter, an exposure head is designed so that the ratio D/W of an...
6898335 Optical modulator, exposure head and image recording apparatus  
The optical modulator includes an optical waveguide for receiving light entered from a first end surface thereof and for emitting the light from a second end surface opposing to the first end...
6897888 Scanning brush and method of use  
A scanning system uses a multi-beam brush having a widely separated beams, a modulator that controls intensity of pixels in scan beams, an optical system that minimizes scan line bow at the expense...
6843568 Projection apparatus  
The present invention is based on the finding that the previous column and row representation in the scanning image projection has to be given up, in order to enable that the ratio between row and...
6822773 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...
6765544 Image projection apparatus and method with viewing surface dependent image correction  
Lighting apparatus comprises (i) a deflector to deflect a light beam from a video projector in a plurality of directions, (ii) image processing means to process image information and comprising an...
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...
6731320 Laser pattern generator  
A scanning system uses a multi-beam brush having a widely separated beams, a modulator that controls intensity of pixels in scan beams, an optical system that minimizes scan line bow at the expense...
6693733 Polygonal mirror fixing device  
A polygonal mirror fixing device comprising a rotary body, to which a polygonal mirror is adapted to be mounted, has a mounting circumferential surface in a center opening of the polygonal mirror...
6657756 Method and apparatus for increasing the effective efficiency of holograms  
A method is disclosed for reconstructing an image from a total internal reflection hologram that includes the steps of arranging the hologram in relation to the first face of a coupling body,...
6586257 Multiwell scanner and scanning method  
A multiwell plate scanner comprises a detector for measuring an attribute of a sample which is scanned continuously over wells of a multiwell plate. A signal obtained during the scan may be sampled...
6555810 Optical scanning device comprising a plurality of scanning units having one lens in common  
An optical scanning device includes a plurality of optical scanning, units each including a light source emitting a light flux, a scanning input optical system directing the light flux emitted from...
6515780 Method enabling a scanning range of a normal scan to map a predetermined range selected under preview in a scanning device  
A method enabling a scanning range of a normal scan to map a predetermined range selected under preview in a scanning device is provided. The present invention is characterized in calculating...
6445482 Optical scanning apparatus  
An optical scanning apparatus for optically scanning a surface to be scanned at a constant velocity includes a light source for emitting a light flux, a first optical lens system for coupling the...
6369927 Optical scanning apparatus  
An optical scanning apparatus for optically scanning a surface to be scanned at a constant velocity includes a light source for emitting a light flux, a first optical lens system for coupling the...
6356342 Method and apparatus for illumination of light-sensitive materials  
A method and an apparatus for exposing light-sensitive materials, including a first light beam conducted from a light source with the wavelength λ 1 to a first exposure point on the...
Matches 1 - 50 out of 147 1 2 3 >