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| Number | Title | Issue Date |
| 7450286 | Laser projection apparatus A laser projection apparatus includes: laser devices; incident optical systems, each of which is supplied with light beam from the laser device; a scanning device for two-dimensionally scanning the light beam; and a projection optical system for projecting the light... | 11/11/2008 |
| 7443557 | Optical beam scanning apparatus and image forming apparatus An image forming apparatus provided with an optical beam scanning apparatus according to the invention includes a semiconductor laser device, a pre-deflection optical system, a polygon mirror, and a post-deflection optical system, wherein at least one imaging lens f... | 10/28/2008 |
| 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 reflective element is incorporated in the optical path that acts as a sub-re... | 10/28/2008 |
| 7414766 | Optical beam scanning device having two sets of fθ mirrors where the mirror base and mirror face have differing coefficients of linear expansion An optical beam scanning device includes a rotating polygon mirror for scanning a beam from a pre-deflection optical system in a main scanning direction and two mirrors 23, 25 for imaging the beam scanned by the rotating polygon mirror 5 on an image pl... | 08/19/2008 |
| 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 by using the inertia. Moreover, it is preferable to make the galvanom... | 07/08/2008 |
| 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 reflecting surface of non-rotation symmetrical shape, and guiding a deflected... | 06/10/2008 |
| 7351950 | Optical beam scanning device and image forming apparatus An optical beam scanning device including a plurality of optical elements that are arranged on a housing and give a plurality of scanning lines to a plurality of photoconductor drums with an interval L is provided. Optical characteristics are designed so that interv... | 04/01/2008 |
| RE40109 | Multi-beam optical scanner A multi-beam optical scanner, in which a lateral magnification β in a composite system of an optical system between the light source for a multi-beam and the scanned surface satisfies the condition: 2 | 02/26/2008 |
| 7327507 | Optical beam scanning device having two sets of fθ mirrors where the mirror base and mirror face have differing coefficients of linear expansion An optical beam scanning device includes a rotating polygon mirror for scanning a beam from a pre-deflection optical system in a main scanning direction and two mirrors 23, 25 for imaging the beam scanned by the rotating polygon mirror 5 on an image pl... | 02/05/2008 |
| 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 direction, light which impinges obliquely on the first reflective surfa... | 02/05/2008 |
| 7286274 | Optical scanner and image forming apparatus using the same The invention aims at provision of an optical scanner in which an optics required for equalizing an optical magnification in a scanning range is produced with high accuracy, so that intervals among a plurality of scanning lines on a to-be-scanned surface are even in... | 10/23/2007 |
| 7274507 | Two-mirror telescope with central spider support for the secondary mirror A telescope has a primary light mirror structure including a central base, and a concave primary mirror having a central opening in which the central base is received and extending radially outwardly from the central opening. The concave primary mirror has an inner ... | 09/25/2007 |
| 7271823 | Optical scanner and image forming apparatus An optical scanner has a deflector, a coupling lens, a cylindrical lens, a plate through which light to and from the deflector pass, and an optical system which condenses the light deflected on a surface to be scanned. Bundles of light beams incident on the deflecto... | 09/18/2007 |
| 7268928 | Photo scanner and image forming device A first reflecting optical element (7) and a second reflecting optical element (51) are provided, and the second reflecting optical element (51) is disposed so as to reflect incident light to be incident on the first reflecting optical element (... | 09/11/2007 |
| 7268956 | Solid catadioptric lens with two viewpoints A dual viewpoint solid catadioptric lens has a first spherical refractive surface S1 having a center C1 located on an optical axis of the lens and having a radius r1, and a second spherical refractive surface S2 having a center C2 ... | 09/11/2007 |
| 7265886 | Optical scanner and image forming apparatus The over-field type optical scanner includes a first imaging optical system disposed between a light source and a rotating polygon mirror for forming, on one surface of the rotating polygon mirror, a linear image with a width larger than a width along a main scannin... | 09/04/2007 |
| 7247874 | Device for detecting information contained in a phosphor layer Device for detecting information which is contained in a phosphor layer, with multiple individual radiation sources for emitting stimulation light incident upon the phosphor layer along a stimulation line and suitable for stimulating emission light in the phosphor l... | 07/24/2007 |
| 7248279 | Optical scanning device and image forming apparatus using the same Disclosed is an optical scanning device which includes a light source device, a deflecting system for deflecting a light beam emitted from the light source device, and a scanning optical system for scanning a surface to be scanned, with the light beam deflected by t... | 07/24/2007 |
| 7245311 | Image forming apparatus A photosensitive body has a photosensitive layer. An optical scanning device has a deflector deflecting a light flux emitted from a light source, and scans the surface of the photosensitive body by the thus-deflected light flux. A dot is formed at a center between a... | 07/17/2007 |
| 7222963 | Ophthalmic measurement apparatus There is provided a technique in which alignment can easily be performed, a period for which the alignment adjustment is completed is shortened, and operability is improved. Alignment is performed using the apex of cornea as a reference by optical structures differe... | 05/29/2007 |
| 7215354 | Scanning optical system, optical scanning device and image forming apparatus A scanning optical system condensing a beam deflected by an optical deflector so as to form a beam spot on a surface to be scanned, comprises two lenses. A lens on the side of optical deflector has a negative refracting power in sub-scanning direction. A lens on the... | 05/08/2007 |
| 7212324 | Optical scanning arrangement and image forming device with the arrangement The present invention includes a first plate (14) and a second plate (15) which perform a coarse adjustment of a cylinder mirror (245) by moving the cylinder mirror (245) linearly in the substantially vertical and parallel directions with... | 05/01/2007 |
| 7172301 | Optical reflecting mirror For an optical reflecting mirror formed by applying injection molding to a plastic material, it is an object of the present invention to suppress warpage or distortion due to molding contraction and provide an optical reflecting mirror such as an axial eccentric a s... | 02/06/2007 |
| 7145706 | Image displaying apparatus Disclosed is a compact image displaying apparatus which is high in light utilizing efficiency. The image displaying apparatus is provided with a light source, a scanning member for two-dimensionally scanning with light from the light source, and an optical system fo... | 12/05/2006 |
| 7102805 | Scanner having scan angle multiplier A transmission optical system comprises a concave surface mirror whose reflection surface is directed toward a deflection mirror surface and a transmission lens which is disposed between the concave surface mirror and the deflection mirror surface. A light beam defl... | 09/05/2006 |
| 7088382 | Imaging optical system, image forming apparatus having the same, and a method therefor An image forming apparatus includes a semiconductor laser array to emit a plurality of laser beams through a plurality of independently controllable laser elements according to an image signal, an imaging optical system to magnify the laser beams emitted from the la... | 08/08/2006 |
| 7075692 | Optical scanning apparatus and projecting apparatus The present invention provides an optical scanning apparatus which has a light modulating element capable of changing the propagating state of light, an illuminating optical system for illuminating the light modulating element with light, and a scanning optical syst... | 07/11/2006 |
| 7075563 | Multi-beam laser scanning device There is provided a multi-beam laser scanning device able to efficiently suppress and prevent density fluctuation and achieve higher image quality. The multi-beam laser scanning device comprises a light emitting source generating a plurality of laser beams, a rotati... | 07/11/2006 |
| 7071931 | Image capture device with projected display An image capture device includes provision for projecting indicia onto an object surface. For a scanned beam image capture device, the image may be projected from the scan engine. The light source includes provision for modulating the intensity of its output. A cont... | 07/04/2006 |
| 7053922 | Optical scanning apparatus, and image forming apparatus using such optical scanning apparatus An optical scanning apparatus includes a light source unit, a deflecting unit for deflecting and scanning a light beam from the light source unit, and a scanning optical system for scanning the light beam deflected by the deflecting unit on a surface to be scanned. ... | 05/30/2006 |
| 7048388 | Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatus A projection optical system guiding and projecting a light beam from a projected object surface onto a projection surface in an upstream-downstream direction through a transmission dioptric system and a reflection dioptric system. An intermediate image surface of th... | 05/23/2006 |
| 7042484 | Scan line length adjustment In one embodiment, the present invention provides a scan line controller for use with a laser scanning device. The scan line controller includes a pulse width modulator system to receive a pulse code, including a first pulse width modulator to receive a first dot cl... | 05/09/2006 |
| 7034859 | Optical scanning device and image forming apparatus using the same Disclosed is an optical scanning device which includes a light source device, a deflecting system for deflecting a light beam emitted from the light source device, and a scanning optical system for scanning a surface to be scanned, with the light beam deflected by t... | 04/25/2006 |
| 7035299 | Image forming apparatus A light beam scanning device includes a light source section, a deflector and a reflection type optical system. The light source section is provided with three laser light sources. These laser light sources utilizes different modulation systems depending on correspo... | 04/25/2006 |
| 7023615 | Structure for supporting an optical telescope An apparatus for the focusing of incident light includes a base assembly that is adapted to support a primary mirror. The primary mirror includes an outside circumference and an inside aperture. An upright member is attached to the base assembly at a first end there... | 04/04/2006 |
| 7023597 | Optical scanning device, image reading device provided with this, image forming device, and photographing device An image reading device comprising a rotary polygon mirror (6) for scanning a light flux from a light source (1), an imaging optical system (4) for forming on a reflection plane of the mirror (6) a linear image larger than the width in a ... | 04/04/2006 |
| 7019766 | Optical scanning device An optical scanning device directs a light beam emitted from a light source to a mirror of a mechanical deflector through a first optical system, deflects the light beam in a main scanning direction by causing the light beam to be reflected by a mirror surface of th... | 03/28/2006 |
| 7016087 | Photon efficient scanner A system for optical interrogation of a sample adaptable for multiple wavelength illumination and multiple wavelength fluorescent or luminescent light collection, wherein the illumination wavelength profile and the light collection profile may overlap. In the system... | 03/21/2006 |
| 7012723 | Optical scanning device and color image forming apparatus By a first image forming optical system (42a to 42d), a plurality of light beams from light sources (41a to 41d) form linear images on a common deflecting surface (46) of an optical deflector (44)... | 03/14/2006 |
| 7003177 | Method and system for super resolution A method and system for enhancing the resolution of an image sensing device, including the steps of attaching a mask to a panel of detectors in an image sensing device, generating multiple fields of view, related to one another by sub-pixel shifts, acquiring multipl... | 02/21/2006 |
