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6108025 Optical scanner system having a laser beam power attentuation mechanism  
An optical scanner assembly for exposing an image on a scanned surface. The optical scanner assembly includes a laser mechanism for producing a laser beam representative of the image to be exposed...
6101020 Optical scanner  
An optical scanner is provided that reduces chromatic aberration (focus error) due to mode hopping of a semiconductor laser light source and that can give high-resolution output applicable to...
6091533 Reflection type scanning optical system  
Disclosed is a scanning optical system, which is provided with a light source that emits a light beam, a deflector that deflects the light beam emitted by the light source to scan along a main...
6084698 Scanning system  
Disclosed is a scanning system having a light source, a collimator lens, a scanning unit and a scanning objective. The present invention is distinguished by that for the correction of...
6081364 Laser light source for emitting a plurality of laser beams, method adjusting focusing of the laser light source, and scanning optical system  
The laser light source includes a laser light emitting device for emitting a plurality of laser light beams, a condenser lens for condensing the laser light beams, an interval adjusting unit for...
6069726 Optical scanner  
An optical scanner includes a support frame which rotatably supports a mirror. A stepper motor is provided for turning a cam which abuts the mirror. The motor imparts force to the mirror to define...
6069727 Laser scanning unit  
A laser scanning unit in which a digital micro mirror device is used as a laser beam deflecting device and which is used in a laser printer, a facsimile unit, and the like. The laser scanning unit...
6061080 Aperture for multiple reflection raster output scanning system to reduce bow  
An aperture and a field lens are positioned between the collimator and the rotating polygon mirror of a multiple reflection, multiple beam raster output scanner to eliminate differential scan line...
6057952 Light scanning device and confocal optical device using the same  
A light scanning type confocal optical device comprises a light source section, a light transmitting section, a light scanning section, and a processing section. The scanning section includes a...
6055010 Method and apparatus for controlling operation of a printer  
A printer for use in exposing a photosensitive material and method of operation thereof. The printer includes a rotatable polygon mirror having a plurality of adjacent facets. The mirror includes a...
6049406 Scanner  
A scanner for the acquisition of optical information, in particular bar codes, is proposed, which has a laser device (3), a receiving device (23), which detects laser light (25) reflected from the...
6046835 Scanning optical apparatus  
In a scanning optical apparatus, a light beam emitted by a light source is caused to be obliquely incident on a deflection surface of an optical deflector in a sub scanning section through an...
6034803 Method and apparatus for directing energy based range detection sensor  
A directing apparatus includes a mechanism for producing steerable energy. The directing apparatus also includes a mechanism for steering energy from the producing mechanism. The steering mechanism...
6031649 Scanned laser beam illuminator  
A portable illuminator for use in an atmosphere of fog, haze or particulate matter includes a laser for generating a light beam, and a light-beam scanner for scanning the laser beam over a line or...
6005704 Cable driven image steering and focusing device  
A compact image steering and focusing device has a generally rotatable platform that carries a pan/tilt mirror. The rotatable platform, at least one motor driven lens and a camera are mounted on a...
6002506 Optical deflector and beam scanner using the same  
An optical deflector of the present invention comprises: a mirror 20 for reflecting light; a yoke 24 for rotatably holding the mirror 20 via a plate spring 21; a coil 27 and a magnet 27 for...
6002508 Optical scanner  
An optical scanner with the scanning and transmission control circuit board removed out of the scanning casing and formed in an interface card connectable to an interface connector located on a...
5995269 Optical unit for optically scanning an information surface, and optical scanning arrangement including the optical unit  
An optical unit for optically scanning a surface, particularly an information surface of a recording medium. The unit may include a frame, a radiation source unit, a rotatable mirror unit, and an...
5986792 Lighting system sequencer and method  
A remotely illuminated lighting system (10) incorporates a lighting system sequencer (18) for providing a sequenced distribution of light signals to a plurality of light distribution devices (108,...
5982525 Image display device using vibrating mirror  
In a display device in which one dimensional light emitted from a light emitting element driven by an image signal generating device is scanned by moving a reflecting member so as to provide a...
5982526 Apparatus and method for exposing a liquid panel by beam scanning  
An energy application apparatus and a method to operate at high speed that makes high usage of light. An exposure apparatus includes a laser oscillator, an optical shutter, imaging lenses, a...
5973815 Scanner carriage lamp reflector and method of using same  
A screen-printed reflector reflectively redirects light from a scanner bulb in a substantially uniform illumination pattern across a desired scan area of a document to be scanned. A middle or...
5969843 Light source device and light beam scanning optical apparatus  
A light beam scanning optical apparatus which writes two lines at one scan on a photosensitive member with light beams emitted from two light sources. A light source unit of the apparatus has a...
5959375 Device and method for redirecting electromagnetic signals  
A device fabricated to redirect electromagnetic signals, the device including a primary driver adapted to provide a predetermined force, a linkage system coupled to the primary driver, a pusher rod...
5953147 Polygon mirror having high reflectance and uniform reflectance over range of incidence angles  
A laser imaging system comprising: a laser for producing a laser beam; and a moving mirror for repetitively reflecting the laser beam over a range of incidence angles to scan the laser beam in a...
5936755 Multi-beam scanning apparatus  
A multi-beam scanning optical apparatus of the present invention which is a multi-beam scanning apparatus which forms an image on a scanned surface via a plurality of laser beams, the laser...
5933268 Optical configuration for an optical scanner system  
An optical assembly for use in focusing a laser beam along an optical path onto a scanned surface. The optical assembly includes a first cylinder lens having a longitudinal axis and a transverse...
5912608 Planar type electromagnetic actuator  
The present invention relates to a planar type electromagnetic actuator of two axis construction, having two movable plates (12A, 12B) with pivotal supports at right angles to each other. A pair of...
5909300 Scanning apparatus having a cascade scanning optical system  
Disclosed is a scanning apparatus having a cascade scanning optical system. The scanning apparatus includes: a first laser scanning optical system for deflecting a first scanning laser beam to scan...
5909302 Staring scanner  
An optical scanning apparatus and method for scanning objects, including a focusing lens defining an optical axis and a focal plane, a pivot axis, a scanning mirror defining a scanning mirror plane...
5903378 Scanning apparatus having a cascade scanning optical system  
Disclosed is a scanning apparatus having a cascade scanning optical system. The scanning apparatus includes: a first laser scanning optical system for deflecting a first scanning laser beam to scan...
5900961 Scanning optical device  
Scanning optical device is provided with a light source unit, a deflector for deflecting light beam from the light source, a deflector driving circuit for driving the deflector and an optical...
5900963 Optical scanner system  
An optical scanner assembly for exposing an image on a piece of photosensitive film positioned within an internal drum type exposure assembly. The optical scanner assembly is part of a laser...
5892611 Laser drawing apparatus  
A laser drawing apparatus is provided that splits a laser light into a plurality of drawing beams aligned in a common plane. The aligned drawing beams are reflected and deflected through a...
5892610 Scanning system with error-correcting deflector  
A system for scanning a surface includes a radiation emitter configured to emit at least one beam of radiation, and a rotating deflector for deflecting the beam(s) onto a scanning surface. The...
5889606 Scanning optical apparatus  
A scanning optical apparatus includes a light source unit, a deflector for deflectively scanning a light beam from the light source unit, an optical box in which the deflector is accommodated and...
5877883 Optical scanner  
An optical scanner that has a simple construction and which yet exhibits satisfactory imaging performance under varying temperature conditions. Of the two orthogonal scanning cross sections of...
5877886 Optical beam scanning method and apparatus, and image forming method and apparatus  
In view of realizing higher resolution in the sub-scanning direction and achieving high precision and high quality image formation without generating ununiform distribution of exposure, a scanning...
5877887 Light beam deflection means  
A light beam deflection unit for deflecting a light beam has a carrier seated in rotatable fashion around an optical axis, a reflector arranged at the rotatable carrier, and a reflection face...
5877884 Light scanning device  
A light scanning device includes: a light deflector deflecting and scanning light modulated by an image signal, and a member to which the light deflector is connected, wherein a portion of the...
5867296 Light beam deflection apparatus having element for reducing air turbulence  
A light beam deflection unit is formed of a light-transmissive deflection prism extending in the direction of an optical axis and of a carrier prism. The deflection prism has a light entry face...
5867297 Apparatus and method for optical scanning with an oscillatory microelectromechanical system  
An optical scanning system includes a light source to generate a light beam. An oscillatory microelectromechanical system including a mirror deflects the light beam in a predetermined manner. The...
5859721 Optical device using a point light source  
The light emitted from a point light source is converged by a relay lens to form an intermediate image which is an enlarged image of the light source. The light source and the relay lens are...
5859720 Scanniing optical apparatus  
A scanning optical apparatus includes a light source, a deflector for deflecting a beam emitted from the light source, an optical device for guiding the beam emitted from the light source to the...
5854705 Micropositioned laser source for raster output scanners  
In a raster output scanner (ROS) of a xerographic printing device, the location of an apparent source of the light beam is adjusted within a light emitting apparatus to enable spot position control...
5850307 Scanner system having a dual trace spinner  
The present invention encompasses a scanning optical system such as internal drum photoplotters that has a raster scanner for advancing a circularly polarized optical beam across a substrate...
5841567 Method and apparatus for imaging at a plurality of wavelengths  
An imaging system for imaging a substrate surface at several imaging wavelengths comprises a replaceable beam generating module, a spinning mirror and a controller. The beam generating module...
5838001 Scanning optical device and polygon mirror cover  
A scanning optical device that includes a light source for emitting a light flux; a polygon mirror including a plurality of reflecting surfaces for deflecting the light flux to form a scanning beam...
5838480 Optical scanning system with diffractive optics  
An improved optical system having diffractive optic elements is provided for scanning a beam. This optical system includes a laser source for emitting a laser beam along a first path. A deflector,...
5835249 Apparatus and method for exposing a liquid crystal panel by beam scanning  
An energy application apparatus and a method to operate at high speed that makes high usage of light. An exposure apparatus includes a laser oscillator, an optical shutter, imaging lenses, a...