http://www.freshpatents.com/Optics--image-projectors-dtnewntc353.php USPTO Class 353 - Optics: image projectors en-us Mon, 30 Jan 2012 13:31:15 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20120126ptan20120019781.php Mon, 30 Jan 2012 13:31:15 -0800 A system and method to display a plurality of different images at multiple distinct locations using a single image projector and an image propagation control means to control a propagation pathway from the projector to a display at each location.... http://www.freshpatents.com/-dt20120126ptan20120019782.php Mon, 30 Jan 2012 13:31:15 -0800 In a projection display device, a polarization converting element is provided between an imager and a refracting optical system for converting a polarization direction of light after modulation into a direction radially extending from the center of the optical axis of the refracting optical system. Light transmitted through the polarization... http://www.freshpatents.com/-dt20120126ptan20120019783.php Mon, 30 Jan 2012 13:31:15 -0800 There is provided a projection-type image display apparatus which is capable of solving the problem in which the reduction ratio of speckles is small. Light source 1 emits a light beam that is modulated according to a video signal. Projector 7 projects the light beam emitted from light source 1... http://www.freshpatents.com/-dt20120126ptan20120019784.php Mon, 30 Jan 2012 13:31:15 -0800 A multimedia presentation system a projector to project images toward an audience. A plurality of nozzles are partially submerged in a body of water at locations between the projector and the audience. The plurality of nozzles are located at different distances from the projector. Each of the plurality of nozzles... http://www.freshpatents.com/-dt20120126ptan20120019787.php Mon, 30 Jan 2012 13:31:15 -0800 An image projection apparatus includes a beam splitter configured to split light from a light source into first color light and second color light, a first reflective image display element configured to optically modulate the first color light, a second reflective image display element configured to optically modulate the second... http://www.freshpatents.com/-dt20120126ptan20120019785.php Mon, 30 Jan 2012 13:31:15 -0800 A light source module, a projection apparatus, and a method of controlling the projection apparatus are provided. The projection apparatus has the light source module. The light source module has a first light source, a wavelength transforming unit, and a driver. The first light source generates a first light beam... http://www.freshpatents.com/-dt20120126ptan20120019786.php Mon, 30 Jan 2012 13:31:15 -0800 A projection type image display apparatus using a light source where excitatory light makes fluorescent material to emit fluorescent light is provided with improved lifetime of a fluorescent material light source without increasing in the apparatus size, The apparatus comprises an excitatory light source cluster, a substrate on which fluorescent... http://www.freshpatents.com/-dt20120126ptan20120019788.php Mon, 30 Jan 2012 13:31:15 -0800 An illumination apparatus includes a fluorescence unit, laser light irradiation means, and a beam integration unit. The fluorescence unit has a plurality of phosphors, in which the colors of fluorescence generated due to excitation differ, arranged in different regions. The laser light irradiation means irradiates laser light onto the regions... http://www.freshpatents.com/-dt20120126ptan20120019789.php Mon, 30 Jan 2012 13:31:15 -0800 Various embodiments related to rear-projection image display are disclosed. For example, one disclosed embodiment provides a projector for projecting an image and a screen configured to display the image. The screen comprises a filter layer having a light reception side and an image display side. The filter layer includes an... http://www.freshpatents.com/-dt20120126ptan20120019790.php Mon, 30 Jan 2012 13:31:15 -0800 A light source device includes: an arc tube having a bulb portion and a sealing portion; a reflector which fixes the arc tube; and a holding portion which holds the reflector, wherein the holding portion includes an inlet port, a partition provided between the inlet port and the arc tube,... http://www.freshpatents.com/-dt20120126ptan20120019791.php Mon, 30 Jan 2012 13:31:15 -0800 A projection optical system includes a first optical system, a second optical system, and first and second reflection mirrors. The first and second reflection mirrors are arranged on an optical path between an image forming element and a reflection surface of the second optical system, so that a direction of...