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7591576 |
Illuminator and image reader employing it
An illuminator includes a light guide having a circular cross-section, a scatterer that is provided on a portion of the circumference of the circular cross-section and that radiates scattering...
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7448411 |
Actuator and valve assembly
An actuator for selectively moving a part relative to another part includes a shape memory wire, which contracts upon heating, and a magnetic field. One end of the shape memory wire is fixed to a...
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7242843 |
Extended lifetime excimer laser optics
The invention is directed to hermetically sealed optical lithography components or elements that are hermetically sealed by a durable coat of a hermetically sealing material selected from the group...
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7115353 |
Computer screen imaging system for the preparation of print screens
A system and method for generating a master screen for a silk screen imaging process. Photo activated emulsion is applied to a printing screen and the emulsion is exposed according to a digitized...
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6975949 |
Full width array scanning spectrophotometer
A full width array spectrophotometer for full width scanning color analysis of color test targets, with one or two substantially linear elongated arrays of closely spaced multiple LED illumination...
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6724537 |
Lens array for unity magnification imaging, and image reading apparatus using the same array
A miniaturized lens array for unity magnification imaging comprises a plurality of rod lenses arranged in one row. An arrangement pitch D of the rod lenses is defined to satisfy (2 m+1)·D≦2.1 mm or...
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6570642 |
Method and apparatus for placing identifying mark on semiconductor wafer
A tool for placing an identifying mark on a semiconductor wafer has a bundle of optical fibers that can be illuminated in a pattern representing an identifying character. Light from the fibers is...
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6535271 |
Exposure apparatus
An exposure apparatus comprises a light source section, which is constituted of a plurality of arrayed light source units, each of the light source units comprising multiple kinds of light emitting...
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6456362 |
Integrating waveguide for use in lithographic projection apparatus
A lithographic projection apparatus includes an illumination system for supplying a projection beam of electromagnetic radiation having a wavelength less than or equal to 50 nm, a mask table...
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6239421 |
Rod lens array and image read apparatus and system using the same
A rod lens array, used in an image sensor, is configured by sandwiching a plurality of rod lenses with two side plates. Among the two side plates, the one which is on the side of the illumination...
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6177980 |
High-throughput, maskless lithography system
A microscopy and/or lithography system uses a comparatively low-resolution image projection system, which has a very small numerical aperture but large image field, in conjunction with a microlens...
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6023348 |
Rotary image scanner capable of mounting drums of various diameters
A dual drum rotary image scanner has a headstock and a tailstock between which may be mounted drums of different diameter. The tailstock has substantially annular surfaces which contact...
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5717975 |
Method of and apparatus for the production of photographic proofs
A filmstrip consisting of a series of coherent frames is passed through a copying station where images of the frames are projected onto an elongated band of copying paper to make proofs of the...
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5684620 |
High resolution imaging system and method of imaging using the same
An imaging apparatus modulates or gates pluralities of light beams through individual light valves, thereby providing a greater number and finer resolution of modulated light beams without...
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5661540 |
Lens array and close contact type image sensor using the same
This specification discloses a lens array having a lens element body having a plurality of lens elements arranged, and an overlap limiting member provided between the lens elements of the lens...
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5515136 |
Image recording apparatus
An image recording apparatus having a light source which illuminates light to one of a reflection original image and a transparency original image, and an imaging lens system which uses the light...
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5485243 |
Afocal concentrator for low wavelength lithography, particularly for semiconductor lithography
Fine, sub-micron line features and patterns are created in a sensitized layer on a semiconductor wafer by a beam of low wavelength radiation, such as X-rays or Gamma-rays. A stream of such...
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5450157 |
Imaging system using a gradient index lens array with improved depth of focus
An imaging system is disclosed which incorporates a gradient index lens array to transmit focused light onto an image medium with increased Depth of Focus (DOF) and no loss of radiometric...
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5426453 |
Media spacing system for fiber optic cathode ray tube printer
A media spacing system for a fiber optic CRT printer. The system has a film coating over the fiber optic portion of the CRT, outside the phosphor display area, which keeps the media a fixed...
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5426490 |
Solid state scanning device
An exposure apparatus having a transparent base member opposed to a photosensitive drum and forming part of a vacuum chamber, an electrode formed in the vacuum chamber for discharging...
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5414489 |
Light pipe spectral filter
An elongated light source of the type employed in a document scanner for forming a line of uniform intensity, diffuse illumination at a document scanning plane. The light source has a...
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5406351 |
Photolithography system with improved illumination
A photolithographic system wherein optical fiber routing is used to combine two or more ultraviolet light sources for reticle illumination.
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5359389 |
Exposure apparatus including two illuminating systems and exposure process using the same
Disclosed are an exposure apparatus and process, including a holding unit for holding first and second objects such as a mask and a substrate, a first illumination system for illuminating the first...
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5315346 |
Scanners
Scanners for use in photofinishing operations are well-known. However, many known devices suffer from the problem of being bulky and/or having a limited range of functions. Described herein is a...
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5309542 |
Fiber optic transmitter modification for improved extinction ratio
A fiber optic data transmission system and method are provided comprising a laser diode, an attenuating and focusing lens, and an optical fiber. The method of operating the system attenuates laser...
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5302999 |
Illumination method, illumination apparatus and projection exposure apparatus
A projection exposure apparatus comprises a light source for emitting a light beam for exposure; an illumination optical system comprising optical fiber bundle portion including a plurality of...
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5303001 |
Illumination system for Half-Field Dyson stepper
An illumination system for use in a unit magnification optical projection system (such as a Half-Field Dyson system) is provided. In a Half-Field Dyson system, a reticle and a wafer are parallel to...
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5303000 |
Method of and apparatus for ascertaining the characteristics of shorter and longer sections of photographic material
Strips of coherent, exposed and developed film frames are advanced past, and discrete frames are placed onto, a window at a monitoring station where successive increments of the film frames are...
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5245382 |
Instant photographic copier
A photographic copier includes a rod lens array held to a carrier and moved parallel to an original picture by a motor. Limit switches sense whether the array is in either stop position at both...
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5233469 |
Imaging optical system using index distribution type optical elements
An imaging optical system using index distribution type optical elements comprises an imaging optical system for forming the image of an object on a light receiving surface, is formed by a...
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5163117 |
Image transmitting element comprising an array of photo-transmissible holes
An image transmitting element is disclosed, which comprises: a transparent substrate; photo-transmissible holes one-dimensionally or two-dimensionally formed as an array in the substrate, each of...
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5159656 |
Optical fiber scanning/imaging/printing system
A cathode ray tube provides a two-dimensional sequential scan pattern on which dots for scanning or printing are presented as spots of light provided in sequence. A single multi-scan linear raster...
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5155790 |
Electronic scanner or printer with ordered fiber optic array
An electronic scanner or printer using a fiber optic bundle and employing an initialization procedure is rendered more reliable, less expensive and provides a relatively easy path to gray scale and...
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5151725 |
Apparatus and method for editing film
A film editing table includes a light source mounted away from the editor's sitting position, with a light guide transmitting the light to the film editing table's optics to produce images on the...
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5109460 |
Optical fiber array for a thermal printer and method of making same
An optical fiber array is disclosed that is useful in a print head of a thermal printer. The array is comprised of materials that hold a collection of output ends of optical fibers in precise...
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5109153 |
Flash imaging and voidable articles
Voidable articles are made with an identification code and a radiant energy responsive material coated over said code. The material is invisible and remains unactivated in ambient light but...
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5109459 |
Fiber optic scanner
A fiber optic scanner includes two fiber bundles, each transforming a linear array into a circular one. The circularly arranged bundle ends cooperate with synchronously rotating deflectors which,...
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5103257 |
Process for producing or inspecting micropatterns on large-area substrates
A process for producing micropatterns on large-area substrates, especially liquid crystal displays, in which patterns are transferred from at least one mask onto a substrate by optical means which...
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5093682 |
Device for marking photographic prints
An apparatus for marking data on photographic prints being made in a photographic printing machine comprises an LED/fiber optic dot-matrix printing device mounted within the printing machine. Data...
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5087937 |
Photoelectric scanner
The light emitted by a source of light is passed by means of optical fibers or bundles of optical fibers in lines over a master to be scanned. In the process, an orifice of a disk rotated by a...
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5075716 |
Apparatus and method for precisely exposing radiation sensitive materials
Radiant energy is directed from a source (14,16) to an illumination plane (28) where the light receiving ends of groups (36) of optic fibers are arranged in coplanar striations (100), after which...
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5072252 |
Fiber optic book copier
Full pages of books may be photocopied without damage to the book bindings by placing the open book on a wedge of fiber optics perpendicularly aligned to the copier platen to optically couple the...
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5063405 |
Apparatus for forming images
The invention provides a color copying machine or apparatus for forming chromatic images which irradiates an original with rays from a light source, focuses the reflection from the original as...
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5061029 |
Optical waveguide array, printer, and method of manufacturing the same
An optical waveguide array comprises a base plate provided with a plurality of channels and a cover covering an open side of the base. The channels are filled with core members. The base plate and...
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5052776 |
Optical waveguide and an image sensor using the same
An optical waveguide and an image sensor using the same, the optical waveguide comprising a plurality of bar-shaped cores that are aligned in a proper manner, the cores being made of transparent...
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5041862 |
Lens screen
The invention is directed to a lens screen wherein lens elements are inserted into discrete openings of a carrier. The openings are defined by a plurality of interconnected struts so that a strut...
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5023652 |
Method and apparatus for photographic printing
A photographic printing enlarger apparatus and method in which the enlarger head receives lights passing through a fiber optic light bundle. This light passes through a color filter system,...
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5023651 |
Method of and apparatus for re-creating images
An original photographic image (5) is interrupted by a controlled shutter (10) and simultaneously scanned by a light collector (21) over a planar reference frame by relative movement between the...
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5015064 |
Electronic printer or scanner using a fiber optic bundle
An electronic printer employing a bundle of optical fibers organizes the fiber ends in first and second faces of the bundle in a linear array and in an annulus or ring array respectively. A...
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5015066 |
Multichannel waveguide print head with symmetric output
In a preferred embodiment of the present invention there is provided a substrate having formed therein a plurality of optical waveguides. The waveguides are formed in a fanned out pattern with each...
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