Matches 1 - 50 out of 106 1 2 3 >
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7248413 Microlensing particles and applications  
A microscopic lens, of size approximately 1 micron is used for its optical characteristics.
7075737 Fixed-angle roller mechanism  
The invented fixed-angle roller mechanism comprises: a frame providing two bearings; a roller shaft supported by said bearings such to rotate along the axis of said roller shaft, which roller shaft...
6955442 Hingedly articulated magnifying device  
A magnifying apparatus includes a seat, an intermediate member, a first spring-loaded hinge connecting one end of the intermediate member to the seat, a cover, a second spring-loaded hinge...
6934097 Rod integrator holder and projection type image display apparatus having the rod integrator holder  
A rod integrator holder 6 has concave clearance grooves 67 A to 67 D elongated in the direction of the optical axis L, at the corners within a case 61 thereof. The clearance grooves 67 A to ...
6917481 Structure for tightly closing light exit end of rod integrator and rod integrator holder  
A rod integrator holder comprises a wall constituting at least a part of an intermediate portion interposed between a rod integrator in an illumination optical system or a holding member for the...
6894839 Illumination optical system and laser processor having the same  
An illumination optical system has superior image formation capabilities, and can radiate a linear beam with excellent illumination uniformity and a narrow line width having a large aspect ratio;...
6796040 Line laser device  
A line laser device, comprising a light source for emitting a laser beam, a light emitting unit having optical means for projecting the laser beam from the light source in fan-like shape, an...
6744572 System and method for imaging an object  
A method for imaging an object is provided that includes generating and directing optical energy onto a portion of an object. The portion of the object is cut while the optical energy is directed...
6597522 Optical system  
An optical system for imaging the surface of the bottom of a well of a microtiter plate made of a transparent material. This surface has an analysis preparation. The optical system comprises an...
6504652 Apparatus and method for laser processing  
A CO 2 laser beam 12 is converted into a beam of uniform intensity at the position of a phase matching element 15 by an intensity converting element 14 and the phase matching element 15 ....
6493156 High resolution lens  
A high resolution lens is provided as a condensing lens for collecting light made incident from a light source, of which one face is plane and the other face is curved. The curved face of the lens...
6490040 Fume sensor system and methods for background noise suppression  
A fume sensor system that measures the concentration of fume particulate in a boiler and suppresses background noise.
6441972 Optical image separator  
An optical assembly divides a single image into a plurality of images which are simultaneously projected onto a single sensor array. The optical assembly is arranged so that each of the plurality...
6396647 Optical system with extended boresight source  
An optical system has an extended boresight source including a boresight light source that produces a light beam, a condenser lens that receives the light beam from the boresight light source, a...
6384989 Optical system  
To image the surface, provided with an analysis preparation, of the bottom of a well of a microtiter plate ( 16 ) made of a transparent material, provision is made for an optical system with a...
6384988 Illuminated optical enlargement device  
An illuminated optical magnifying device with an optical focusing unit that can produce a magnified image of an object to be observed and with an illumination device whose light is at least...
6381074 Light collecting optical system  
A light collecting optical system wherein the position where light is collected is scanned in the optical axis direction by using a wavefront converting element capable of changing power without...
6282035 Image forming optical system in which the effects of ghosting are minimized  
An image forming optical system minimizes the effects of ghosts in an image. In one embodiment of the present invention, light is at an intermediate point of the optical system. Introducing light...
6252723 Objective optical system  
An objective optical system comprising, in order from the object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power and a third lens...
6249381 Illuminating method and illuminating device  
The number of light sources and the number of divided light beams are optimized, so that a light beam with sufficiently reduced speckle contrast can be used as illuminating light. In an optical...
6169637 Catadioptric lens  
A catadioptric lens (10) comprising, along an optical axis (AX), a first lens group (L 1 ) having an objectwise concave annular incident surface (SI) upon which light from an object is first...
6034822 Device for distributing light on an image frame  
A device uses a divergent lens (7) having a concave surface with a central region (12) and a peripheral region (13) of lower curvature than the central region. The light beam (16) crossing the...
6010450 Measuring adapter for viewing instrument  
A measuring adapter allows a viewing instrument, such as an otoscope or other imaging device, to perform surface examinations without significant modification thereto. The adapter is releasably...
6008944 Optical device with optional resolutions  
An optical device with optional resolutions is provided for converting an image into electronic signals. The optical device includes a housing, a plurality of focusing units with various magnifying...
5828500 Optical element inspecting apparatus  
An optical element inspecting apparatus for inspecting optical elements for defects. The optical element inspecting apparatus includes an illuminating unit, an image capturing unit, two polarizers,...
5774271 Lamp assembly  
A lamp assembly includes a condensing lens group disposed at one end for collecting and collimating a light from a light source, an exit lens group at the other end of the assembly, including at...
5589990 Light emitting element module and manufacturing method therefor  
In a light emitting element module of the present invention, a lens as an optical system for coupling an optical fiber with light emitted from a light emitting element mounted on a substrate is...
5493450 Sighting instrument  
An electronic light dot reticle sight (10) for a firearm has a concave surface lens (22) in a tubular lens housing (11) and an external LED (25) connected via a fiber optic (26) to generate a light...
5359458 Scanner  
A scanner comprising a light source, having non-uniformities, for transmitting light through an input sample, and a cassette for holding the input sample, wherein a distance from the light source...
5212589 Lens system for focussing light of plural wavelength  
A lens system having discrete variations of focal length at discrete distances of radius outward from the optic axis for focussing light of plural wavelengths. The lens system which directs a laser...
5172978 Radiant thermometer with aiming system  
A radiant thermometer for detecting infrared rays coming from an object along an optical axis to determine its temperature is provided with an improved aiming system. An exterior housing supports...
5170293 Exposure mechanism  
An exposure mechanism having a hole pattern for forming a resist pattern to be used in a photolithography process when a semiconductor device is fabricated, the hole pattern including a central...
5078469 Optical system which allows coincident viewing, illuminating and photographing  
A binocular surgical loupe which enhances the illumination of the viewed field while avoiding flare effects of illuminating light within the loupe optics. The binocular system utilizes circularly...
5062697 Portable microscope apparatus  
An apparatus including a first and second cylindrical body member separately and coaxially mounted relative to one another with the first body member including a resilient perimeter eye piece...
4657357 Illumination system for single objective lens binocular microscope  
An illumination system is provided for a single objective lens-type binocular microscope. The arrangement features a slot cut in a single objective lens. A prism is inserted into this slot. An...
4162823 Lens mount for photographic recording apparatus  
A lens mount in a camera assembly for use with a cathode-ray tube is provided. In particular there is provided a single body section spacer for insertion from one end of the lens assembly to the...
4089593 Portable viewer  
A portable viewer for microfiche transparencies. The viewer comprises a pair of spaced members between which the transparency to be viewed is inserted. A viewing system including an adjustable lens...
4047806 Hand held microfiche viewer  
The microfiche card has micro images arranged in horizontal rows and vertical columns. The card is inserted into the slots at the fronts of the sides of the housing and can be moved to align the...
4040744 Multiple spectrum co-axial optical sight and closed loop gun control system  
A sight system for providing closed-loop differential tracking control over gun aiming, utilizing visual and non-visual optical radiation to assist the gunner in acquiring and destroying targets as...
3930713 Incident light illumination instrument for selective light and dark field illumination  
An incident light illumination device or instrument for generating dark and light field illumination, wherein at least one optical component is used in a region where the dark field and the light...
3857626 MICROSCOPE COAXIAL ILLUMINATION APPARATUS  
Incident dark field illumination apparatus for a microscope. The apparatus includes a reflector, a beam reducer and a dark field condenser. The reflector is designed to be disposed across the...
3832038 HAND RETROVIEWER  
A hand retroviewer for use in verifying a document having a retro-reflective image bearing layer which is substantially transparent under ordinary diffuse light viewing conditions to provide...
3825322 ILLUMINATION SYSTEM  
An optical system is provided which in conjunction with a light source is used to illuminate an object whose reflective properties are required to be measured. The optical system comprises a...
3767305 RETRO-REFLEX VIEWER FOR DETECTING COUNTERFEIT IDENTITY CARDS  
A device for viewing identity cards and other documents having on their surfaces an overlay pattern of microscopically small beads which are normally invisible but which become visible by...
3754809 MICROSCOPE  
A microscope including a base and a support arm extending upwardly from the base and projecting over a portion of the base. A lens carrier is positioned on and movable with reference to the support...
3752560 MICROSCOPES INCORPORATING INCIDENT-LIGHT DARK GROUND ILLUMINATION SYSTEMS  
An incident-light dark ground illumination system for a microscope includes an optical element having at one side an inlet region through which an axially directed light beam is admitted so as to...
3694648 ORNAMENTAL DEVICE  
An ornamental device including a housing, means on the housing for hanging the housing on a suitable support, means within the housing for holding an element to be viewed, means within the housing...
3650597 DARKFIELD CONVERTIBLE SUBSTAGE MIRROR  
A substage mirror for illuminating a microscope is equipped with alternate mounting cavities for laterally displacing the mirror off the optical axis and tilting the mirror so as to direct a light...
3589799 OPTICAL SYSTEM FOR ILLUMINATION AND VIEWING OF AN AREA  
An optical system for the concomitant illumination and viewing of recessed areas which is particularly suited for incorporation into an endoscope is disclosed. The optical viewing system is...
3582181 POCKET MICROSCOPE INCLUDING ILLUMINATING MEANS AND MOVABLE OBJECTIVE  
A pocket microscope comprising a housing having first and second tubular elements coaxially press fitted together. An eyepiece is mounted on the first tubular element and an illuminating means is...
Matches 1 - 50 out of 106 1 2 3 >