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US20110199586 PROJECTOR AND ANAMORPHIC PRISM OPTICAL UNIT  
A projector includes an anamorphic prism optical system for converting an aspect ratio of an irradiation region on which the video light is irradiated. The anamorphic prism optical system includes...
US20090225281 PROJECTION DISPLAY SYSTEM AND PRISM SET AND MANUFACTURING METHOD THEREOF  
The present invention provides a projection display system and a prism set and manufacturing method thereof. The method for manufacturing the prism set includes the steps of providing a first...
US20080297734 PROJECTION DISPLAY DEVICE AND METHOD FOR CONTROLLING OFF-BEAMS THEREOF  
A projection display device and a method for controlling off-beams thereof are provided. The projection display device includes a case, a light source which is disposed in the case and outputs...
US20080309888 Stage projector structure  
A projector structure, such as a stage use projector, is provided for managing light projection and suitable for replacing a “Gobo” device. The projector structure has a digital micromirror device...
US20150159832 LIGHT SOURCE UNIT AND PROJECTOR  
A light source unit includes a light source component, at least one prism, and a prism support member. The prism has a top face, a bottom face and a side face on which light from the light source...
US20090051883 X-PRISM FOR USE IN PROJECTOR  
An x-prism provides four triangular prisms each of which includes a hypotenuse side, a first side surface adjoining the hypotenuse side surface, a second side surface perpendicular to the first...
US20140035919 PROJECTOR WITH ENHANCED RESOLUTION VIA OPTICAL PIXEL SHARING  
A projector configured to provide higher resolution output without increasing pixel resolution in a light modulator is disclosed. The projector may introduce an optical element between a light...
US20070070297 Modulated Diode Pumped Microchip Laser Projector  
A laser projector including a green diode pumped microchip laser module projecting a green laser beam, an optical sensor receiving the laser beam, a power control circuit for the green diode...
US20090190101 Double-Reverse Total-Internal-Reflection-Prism Optical Engine  
A device for a light projection system comprises at least one light source; light collection and relay optics; a reflective surface; a micro-display; an illumination total internal reflection...
US20080252855 PROJECTION OPTICAL SYSTEM  
Provided is a projection optical system. The projection optical system includes: A projection optical system comprising: a first optical part that comprises at least one optical lens, and projects...
US20090262311 Projector with reduced size and higher contrast  
A projector with reduced size and higher contrast includes a prism assembly, a light system, and a Digital Micro-mirror Device (DMD). Only In the “ON” state of DMD, the light from the light system...
US20080273178 THIN MICROPROJECTOR WITH SWITCHED BEAM BENDER AND METHOD OF OPERATING THE SAME  
A video projector includes a reduced size spatial light modulator (400) that spatially modulates light from a light source (502) according to only a portion (e.g., ½) of a video frame at a time. A...
US20100026969 Projection system  
A projection system is disclosed. An object of the present invention is to provide a projection system that is able to present brighter images efficiently. A projection system includes a plurality...
US20100060864 STRUCTURE FOR PROJECTOR WITH COLOR SENSOR  
A projector with a color sensor module is provided. The projector includes a light source providing a light, a prism device refracting the light, a reflecting device reflecting the light refracted...
US20080074624 OPTICAL PROJECTION APPARATUS AND TOTAL INTERNAL REFLECTION PRISM THEREOF  
A total internal reflection prism of a projection apparatus including a first prism, a second prism and a total-reflection-inhibiting layer is provided. The first prism has a first surface, a...
US20090168028 PROJECTION SYSTEM  
A total internal reflection prism comprises at least two subprisms. The at least two subprisms define an airgap of a uniform thickness following a one-dimensional curve.
US20080129964 Beam shaping component and method  
An optical device includes a source such as an LED, a microdisplay such as an LCoS panel, and a relay prism between them. The relay prism has input and output surfaces arranged to tilt the system...
US20100060860 LIGHT GUIDE MODULE AND PROJECTION APPARATUS HAVING THE SAME  
A projection apparatus and a light guide module for use in the projection apparatus are provided. The projector apparatus comprises an illumination mechanism, at least one digital micromirror...
US20050046806 Illumination system for projector and illumination method thereof  
An illumination system for a projector includes a light guide and a light path switching device having a light-receiving section, wherein the light guide is disposed in the light path between the...
US20090185144 Illuminating Spartial Light Modulators Using an Anamorphic Prism Assembly  
According to particular embodiments, an illumination system includes a light source that generates light for use in illuminating a spatial light modulator and an assembly of two optical elements...
US20090141244 MEMS based projector having a prism  
A MEMS-based projector may be included in various user devices. A selective fold mirror, a MEMS-based projector, and a polarization rotator may be oriented to reflect a beam within the device for...
US20120307213 MICRO PROJECTION SYSTEM  
A micro projection system includes a primary prism as a light guide device. The primary prism has a bottom face and two slope faces. A light source module and a collimation lens are arranged at...
US20100007860 Composite optical element and projection optical device  
A composite optical element is provided. The composite optical element includes a plurality of optical elements, in which at least one of the optical elements is formed of an element modifying an...
US20080218700 BAR-TYPE DISPLAY DEVICE USING DIFFRACTIVE LIGHT MODULATOR  
Disclosed herein is a display device using a diffractive light modulator. The display device includes a light source unit, a light condensing unit, an illumination unit, a diffractive light...
US20090002638 PROJECTION DISPLAY APPARATUS  
A projection display apparatus includes: an illumination optical unit which emits beams; an image display element which modulates the beams according to image information; a spatial-beam changing...
US20100091253 IMAGE PROJECTION AND DETECTION APPARATUS  
An image projection and detection apparatus including an illumination system, a digital micro-mirror device (DMD), an optical detector, and a total internal reflection (TIR) unit is provided. The...
US20090122272 PROJECTION APPARATUS USING SOLID-STATE LIGHT SOURCE ARRAY  
An illumination apparatus for a digital image projector, the illumination apparatus has a plurality of solid-state laser arrays, each laser array with one or more rows of laser. A light combiner...
US20130182230 PRISM SYSTEM AND METHOD THEREOF FOR ELIMINATING COLOR ABERRATION  
A prism system and method for eliminating color aberration in an illumination system of a micro projector is disclosed. A light beam enters into a first prism through a light incident surface...
US20110051029 DISPLAY DEVICE, ELECTRONIC APPARATUS, AND PROJECTION IMAGING APPARATUS  
A display device includes a display panel, and a prism that is installed on a display face of the display panel and has an inclination face inclined from the display face. An inclination angle of...
US20090128781 LED multiplexer and recycler and micro-projector incorporating the Same  
A micro-projector comprises an LED layer, a light pipe coupled to the LED, a LCOS panel, a projection lens, a PBS, an aperture layer coupled to the output end of the light pipe which has a...
US20150049310 PROJECTOR AND DISPLAY SYSTEM COMPRISING SAME  
The invention pertains to a projector comprising an optical engine, a projection lens, a means for light deviation, and an afocal lens system, wherein the projector has a total throw ratio between...
US20090219490 PROJECTION OPTICAL SYSTEM  
Provided is a projection optical system which includes a first optical part which projects an image; a second optical part having an image forming device, which forms an image using a light and...
US20070171384 Light guiding member, optical unit, and projector  
When guiding diffused light to an optical member that has optical surfaces parallel to the optical axis, illumination unevenness is efficiently uniformized at the light emitting surface without an...
US20080043206 LIGHT SOURCE SYSTEM  
A light source system comprises a first light source device, a second light source device, a first light guiding device, a second light guiding device, and a third light guiding device. The first...
US20080007697 Optical System for Image Projection and Image Projection Apparatus  
The invention provides an optical system for image projection, wherein when used in an image projection apparatus, a screen-continuing portion (e.g., screen-underlying portion) of the apparatus...
US20100189344 DUAL TIR PRISM ARCHITECTURE TO ENHANCE DLP PROJECTORS  
A projection system incorporating a prism with dual total internal reflection function, to increase the performance of DLP™ projection, by offering a solution to combine 2 light paths to...
US20150042564 PROJECTOR  
A technology reducing the number of components in a projector. Illuminating light from a lamp is made incident from a first surface of a TIR prism via an optical system, reflected, output from a...
US20050062941 Projection-type display apparatus and method for enhancing image quality  
A projection-type display apparatus and a method for adjusting an output image are provided. The projection-type display apparatus includes a light source, a color separation device, and a driving...
US20080225366 Distortion and Polarization Alteration in MEMS Based Projectors or the Like  
Briefly, in accordance with one or more embodiments, a prism capable of being utilized in a scanned beam projector comprises a first window disposed on a first surface through which the beam is...
US20110134398 Projection System  
The invention discloses a projection system including a light source, a light gathering device, an imaging device, and a projection lens. The light source is used for emitting a first light, and...
US20120268720 OPTICAL DEVICE, METHOD FOR MANUFACTURING THE SAME, AND PROJECTOR APPARATUS INCLUDING THE SAME  
An optical device includes a first prism unit, a second prism unit spaced apart from the first prism unit, and a spacer unit disposed between the first and second prism units. Each of the first...
US20140160444 PROJECTION APPARATUS AND LIGHT CONDENSING MODULE  
A projection apparatus and a light condensing module are provided. The light condensing module condenses and deflects an incident beam. The light condensing module includes a curving incident...
US20100149434 MULTIBEAM DIGITAL PROJECTION VIDEO MOTOR HAVING STATIC OR DYNAMIC POINTING CORRECTION WITH OR WITHOUT DEVIATION PERISCOPE  
The invention relates to a device (FIG. 14) making it possible to generate a group of light beams with statically or dynamically controlled pointing adjustment, e.g. with the aid of an optical...
US20120147338 PROJECTION LENS OF AN IMAGING MODULE AND IMAGING MODULE  
A projection lens of an imaging module and the imaging module are provided. The imaging module further has a light modulator to project a first image with a first aspect ratio. The projection lens...
US20080158519 Laminated Micromirror Package  
A system and method of aligning a micromirror array to the micromirror package and the micromirror package to a display system. One embodiment provides a method of forming and utilizing a package...
US20080259290 PROJECTION APPARATUS  
A projection apparatus including an illumination system, a reflective light valve, at least one field lens and, an imaging system is provided. The illumination system is for providing an...
US20150042560 Electronic Device  
An electronic device is provided in the disclosure. The electronic device includes a body, a display unit, and a projecting unit; where the body comprises a first surface and a second surface...
US20120120373 IMAGE PROJECTOR  
An image projector includes a first deflector configured to deflect a first optical path and to form a second optical path, a second deflector configured to deflect the second optical path and to...
US20150138446 Compact Optical Projection Apparatus  
A compact optical projection apparatus. An apparatus for light projection includes at least one illumination device; a cover prism including a curved surface positioned to receive illumination...
US20090148688 OPTICAL MATERIALS  
An optical material having a reflecting membrane, an enhanced reflecting membrane, or an anti-reflecting membrane formed with coating is provided. The optical material includes an optical material...

Matches 1 - 50 out of 91 1 2 >