COHERENT LIGHT ARRAY FOR USE IN IMAGE PROJECTION SYSTEMS
The specification discloses a coherent light array including a housing with a plurality of lenses mounted therein. A source of a coherent light beam, such as a laser, is positioned such that portions of the coherent light beam are directed through each of the lenses. The housing is rotated at a spee...
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creator | JACK J. BURCH |
description | The specification discloses a coherent light array including a housing with a plurality of lenses mounted therein. A source of a coherent light beam, such as a laser, is positioned such that portions of the coherent light beam are directed through each of the lenses. The housing is rotated at a speed above the frequency response of the human eye so that pictorial noises, such as Newton Ring Patterns, are substantially reduced or eliminated when the light array is utilized in the projection of film transparencies and the like. |
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A source of a coherent light beam, such as a laser, is positioned such that portions of the coherent light beam are directed through each of the lenses. The housing is rotated at a speed above the frequency response of the human eye so that pictorial noises, such as Newton Ring Patterns, are substantially reduced or eliminated when the light array is utilized in the projection of film transparencies and the like.</description><language>eng</language><subject>ACCESSORIES THEREFOR ; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES ; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM ; CINEMATOGRAPHY ; ELECTROGRAPHY ; HOLOGRAPHY ; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS ; OPTICS ; PHOTOGRAPHY ; PHYSICS</subject><creationdate>1972</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19721114&DB=EPODOC&CC=US&NR=3702929A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19721114&DB=EPODOC&CC=US&NR=3702929A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JACK J. BURCH</creatorcontrib><title>COHERENT LIGHT ARRAY FOR USE IN IMAGE PROJECTION SYSTEMS</title><description>The specification discloses a coherent light array including a housing with a plurality of lenses mounted therein. A source of a coherent light beam, such as a laser, is positioned such that portions of the coherent light beam are directed through each of the lenses. The housing is rotated at a speed above the frequency response of the human eye so that pictorial noises, such as Newton Ring Patterns, are substantially reduced or eliminated when the light array is utilized in the projection of film transparencies and the like.</description><subject>ACCESSORIES THEREFOR</subject><subject>APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES</subject><subject>APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM</subject><subject>CINEMATOGRAPHY</subject><subject>ELECTROGRAPHY</subject><subject>HOLOGRAPHY</subject><subject>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</subject><subject>OPTICS</subject><subject>PHOTOGRAPHY</subject><subject>PHYSICS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1972</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLBw9vdwDXL1C1Hw8XT3CFFwDApyjFRw8w9SCA12VfD0U_D0dXR3VQgI8vdydQ7x9PdTCI4MDnH1DeZhYE1LzClO5YXS3Azybq4hzh66qQX58anFBYnJqXmpJfGhwcbmBkaWRpaOxoRVAADHRyfb</recordid><startdate>19721114</startdate><enddate>19721114</enddate><creator>JACK J. 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BURCH</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>JACK J. BURCH</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>COHERENT LIGHT ARRAY FOR USE IN IMAGE PROJECTION SYSTEMS</title><date>1972-11-14</date><risdate>1972</risdate><abstract>The specification discloses a coherent light array including a housing with a plurality of lenses mounted therein. A source of a coherent light beam, such as a laser, is positioned such that portions of the coherent light beam are directed through each of the lenses. The housing is rotated at a speed above the frequency response of the human eye so that pictorial noises, such as Newton Ring Patterns, are substantially reduced or eliminated when the light array is utilized in the projection of film transparencies and the like.</abstract><oa>free_for_read</oa></addata></record> |
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subjects | ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHOTOGRAPHY PHYSICS |
title | COHERENT LIGHT ARRAY FOR USE IN IMAGE PROJECTION SYSTEMS |
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