Matches 1 - 50 out of 195 1 2 3 4 >


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US20130141795 Collapsible snoot assembly for motion picture lighting fixture  
A collapsible snoot assembly for motion picture lighting fixture having a cylindrical body of a fabric material configured to expand and collapse along a longitudinal axis between expanded and...
US20130271846 Collimator comprising a prismatic layer stack, and lighting unit comprising such collimator  
The invention provides a collimator comprising a prismatic layer stack. The prismatic layer stack comprises a first prismatic layer comprising ID arranged first prisms, with first prism tops...
US20130322090 COLLIMATOR COMPRISING A PRISMATIC LAYER STACK, AND LIGHTING UNIT COMPRISING SUCH A COLLIMATOR  
The invention provides a collimator comprising a first collimator face, a second collimator face, and a stack region. The stack region comprises a first layer having a first prismatically shaped...
US20100308226 COLLIMATOR AND RELATED METHODS  
A collimator and related methods are shown and described. The collimator can be a multi-divergent-beam collimator having a plurality of inverted, ordered sections of a cone-beam collimator...
US20110085242 NEAR EYE DISPLAY PRISM OPTIC ASSEMBLY  
An optical assembly uses a plastic prism with one flat surface and a collimating lens optic to provide the capability of imaging a color micro-display to the eye. The collimating optic and flat...
US20110304815 OPTICAL SYSTEM PROVIDING MAGNIFICATION  
An optical magnifier has two light transmissive substrates with lenses on either side of each substrate and wherein the arrays of lenses are aligned such that an array of afocal optical magnifiers...
US20110075429 COLLIMATOR  
A collimator (20) for use as part of a LED package (10) is provided, comprising a collimator body (28) adapted to collect and/or reflect and/or focus light, an upper plane (30) provided by the...
US20110228562 EFFICIENT COLLIMATION OF LIGHT WITH OPTICAL WEDGE  
Embodiments of optical collimators are disclosed. For example, one disclosed embodiment comprises an optical waveguide having a first end, a second end opposing the first end, a viewing surface...
US20110044579 EFFICIENT COLLIMATION OF LIGHT WITH OPTICAL WEDGE  
Embodiments of optical collimators are disclosed. For example, one disclosed embodiment comprises an optical waveguide having a first end, a second end opposing the first end, a viewing surface...
US20090296223 FLAT TRANSFORMATIONAL ELECTROMAGNETIC LENSES  
Examples of the present invention include methods and apparatus for modification of electromagnetic waves, including lenses with generally parallel flat surfaces. Lenses may comprise...
US20110044582 EFFICIENT COLLIMATION OF LIGHT WITH OPTICAL WEDGE  
Embodiments of optical collimators are disclosed. For example, one disclosed embodiment comprises an optical waveguide having a first end, a second end opposing the first end, a viewing surface...
US20100295067 LIGHT EMITTING DEVICE WITH COLLIMATING STRUCTURE  
The present invention provides a light collimating structure (102) comprising a first collimator (131) collimating light of a first property and at least one second collimator (141) collimating...
US20150160468 REDUCING OPTICAL ABERRATIONS WITH GRADED-INDEX OPTICS  
An aberration corrector and a method to reducing a spherical aberration are disclosed. The aberration corrector has a radial, rotationally symmetric variation of refractive index including a term...
US20100091378 RADIATION COLLIMATOR AND SYSTEMS INCORPORATING SAME  
A collimator including a housing having disposed therein a shield element surrounding a converter core in which a photon beam is generated from electrons emanating from a linear accelerator. A...
US20060256446 Optical collimator  
An optical collimator 21 includes a glass-made partially spherical lens 23 having translucent spherical surfaces 23b with approximately the same center of curvature at both ends of a columnar...
US20080291682 LED luminance-augmentation via specular retroreflection, including collimators that escape the etendue limit  
The diffuse reflectivity of an LED source is utilized to recycle some of its emission, thereby enabling a luminaire to escape the ├ętendue limit. Retroreflectors intercept the rays destined for the...
US20090304330 Optical Rotary Joint with High Return Loss  
An optical rotary joint comprises a first collimator arrangement for coupling-on first light-waveguides and a second collimator arrangement for coupling-on second light-waveguides, with the second...
US20070297065 Optical System and Corresponding Optical Element  
The invention relates to an optical system comprising: at least one source of illumination designed to produce an illuminating beam; and at least one imager able to produce an imaging beam when...
US20070263298 LED-based high efficiency illumination systems for use in projection systems  
The dilemma encountered in most projection systems of having the etendue of the LED-based light source used often being much larger than the etendue of the imager used, causes such systems to have...
US20080304159 ELECTROMAGNETIC WAVE PROPAGATING STRUCTURE  
An electromagnetic wave propagating structure includes a main body having surfaces capable of blocking propagation of an electromagnetic wave, and including an incident side and an exit side...
US20110026090 Multi-purpose periscope with display and overlay capabilities  
A collimated periscope that is switchable between a normal optical view of the outside, a display view, and an overlay view in which the outside view and display view are combined. The switching...
US20090128921 LED COLLIMATOR HAVING SPLINE SURFACES AND RELATED METHODS  
A TIR collimator for an LED light source includes a body portion having a reflective surface, wherein the reflective surface includes a plurality of segments. Respective segments of the reflective...
US20120314289 Optical Device Assembly Having A Cavity That Is Sealed To Be Moisture-Resistant  
In one embodiment, an optical device assembly is provided. The optical device includes a housing with a moisture-resistant sealed cylindrical cavity in which first and second optical surfaces are...
US20090316275 Two-dimensional lensing arrangment for optical beam collimation and beam orientation  
An arrangement for collimating and turning an optical beam utilizing a pair of two-dimensional lenses to separate the collimation into separate one-dimensional operations, while using one of the...
US20090159802 FOCUSED PINHOLE GAMMA DETECTION DEVICE  
The invention provides a gamma detection device, a collimator for use therein, and use of such a collimator or device in imaging an object. The invention is directed to pinhole imaging with high...
US20090002837 LINE BEAM ILLUMINATION OPTICAL SYSTEM  
A line beam illustration optical system is disclosed. In accordance with an embodiment of the present invention, the line beam illustration optical system can include a first lens, emitting a beam...
US20130161520 SYSTEM AND METHOD FOR COLLIMATION IN IMAGING SYSTEMS  
A system and method for collimation in imaging systems are provided. One system includes a collimator a collimator body and at least one set of pinholes within the collimator body defining a...
US20120212831 ELECTROMAGNETIC WAVE PROPAGATING STRUCTURE  
An electromagnetic wave propagating structure includes a main body having surfaces capable of blocking propagation of an electromagnetic wave, and including an incident side and an exit side...
US20080225257 Optical integrator system, illumination optical apparatus, exposure apparatus, and device manufacturing method  
An optical integrator system comprises a first optical integrator including a plurality of first wavefront dividing elements arranged in juxtaposition along a predetermined direction, and a second...
US20090310135 COMPACT CATADIOPTRIC SPECTROMETER  
An optical characterisation system is described for characterising optical material. The system typically comprises a diffractive element (104), a detector (106) and an optical element (102). The...
US20090244545 OPTICAL ROTARY ADAPTOR AND OPTICAL TOMOGRAPHIC IMAGING APPARATUS USING THE SAME  
An optical rotary adapter is featured by including: a fixed side optical fiber which is fixedly supported by a fixed sleeve and which has an end surface inclined with respect to a plane...
US20080137705 HIGH BRIGHTNESS SEMICONDUCTOR LASER DIODE ARRAYS  
Systems and methods for high brightness, improved phase characteristics laser diodes.
US20090136178 Optical Assembly Connecting a Laser With Optical Fibre  
An optical assembly includes an optical package having a wall with an aperture and includes a laser device capable of emitting a laser beam through the aperture and a collimator including a sleeve...
US20090059382 Optical Film Having Luminous Flux  
An optical film has symmetrical arrangement light-collecting units. The light-collecting units can be extended for several times. The light-collecting unit has apex angles and base angles with...
US20110069927 OPTICAL FIBER COUPLER  
A coupling device includes a fiber collimator, a wedge window pair and a plane window for coupling a light beam provided by a beam source to optical fiber. The fiber collimator is mounted to a...
US20070291373 COUPLING DEVICES AND METHODS FOR LASER EMITTERS  
Embodiments include methods and devices for coupling light energy from laser emitters having a high spectral brightness and purity that may be used for a variety of purposes including the pumping...
US20080240649 Optical switch with co-axial alignment beam  
A method and system for creating and co-aligning a first array of optical beams with a second array of optical beams. In a preferred application the invention is used in a cross connect optical...
US20070273976 Optical Device for Processing a Beam, in Particular a Laser Beam  
An optical device is used for processing a laser beam. It includes an optical element into which at least one input beam is coupled and out of which an output beam emerges. It is proposed that the...
US20050073756 Light collimator, method, and manufacturing method  
A light collimator includes an array of elongated channels that have entry openings disposed towards a light source that are smaller than exit openings disposed towards an area to be illuminated....
US20100238645 MULTI-CAVITY LED ARRAY RGB COLLIMATION OPTIC  
This invention relates to optical devices. More specifically, the present invention relates to a collimated optical light source assembly that produces a uniform white light. Specifically, light...
US20110265105 OPTICAL COLLIMATOR ASSEMBLY AND OPTICAL PICKUP DEVICE INCLUDING THE SAME  
An optical collimator assembly used in an optical pickup device and an optical pickup device are provided. The optical collimator assembly may include a collimating lens, a lens holder for...
US20090015930 COLLIMATOR  
A collimator panel comprises: a solid panel having a first face for receiving uncollimated radiation and a second opposite face for providing collimated radiation; and a plurality of elongate...
US20080117518 Microarray line scanning method and system  
A line scanning arrangement for imaging microarrays includes a line illuminator that converts output from one or more lasers to a radiation line. The laser output passes through a single mode...
US20100079872 Double refractive collimator  
A system and method for collimating light emitted from a light source, such as a light-emitting diode (LED), is provided. The system and method includes two lenses, both lenses having a positive...
US20080068715 REFLECTIVE CORRECTOR FOR OPTICAL PROJECTION ENGINE  
A projection engine is disclosed, in which white light from a uniform telecentric source is collimated, polarized, and split into red and cyan beams. The collimated red light passes through a red...
US20140332660 ORTHOGRAPHIC LENS SYSTEM  
A collimator for a detector, much like a 2D anti-scatter collimator of a computed tomography system, this system places a 2D collimator (1) between the object (2) and the detector (3). This system...
US20120105969 METHOD FOR CALIBRATING A MULTILEAF COLLIMATOR  
Multileaf collimator calibration includes defining a reference position of a carriage and determining a first value, the first value being for a drift of a first position of a leaf from a first...
US20080110358 Non-Attenuating Light Collimating Articles for Graphic Arts  
Various systems and methods are provided for non-attenuating light collimating articles. In one embodiment, among others, a phototool comprises a substrate; and a microstructured surface disposed...
US20080210893 THERMALLY SWITCHED OPTICAL DOWNCONVERTING FILTER  
A thermally switched optical downconverting (TSOD) filter is a self-regulating device including a downconverter that converts incoming light at a variety of wavelengths into longer-wavelength...
US20080117439 OPTICAL STRUCTURE, OPTICAL NAVIGATION SYSTEM AND METHOD OF ESTIMATING MOTION  
An optical navigation system and method of estimating motion uses an optical structure configured to collimate light propagating along a first direction and to internally reflect the light off an...

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