简介:Weproposeaone-dimensionalintegralimaging(1DII)displaythatconsistsofadisplaypanelandagradient-apertureparallaxbarrier.Thegradient-apertureparallaxbarrierissymmetrical,anditsslitwidthsgraduallyincreasefrombothsidestothemiddle.Theleftmostandrightmostslitsareusedtofixtheviewingangle,whereastheotherslitsareusedtoincreasetheopticalefficiency.Aprototypeoftheproposed1DIIdisplayisdeveloped.Itsopticalefficiencyishigherthanthatoftheconventionaldisplay,buttheviewinganglesarethesame.
简介:Scalefactorofaconstantratebiasedringlasergyro(RLG)isstudiedboththeoreticallyandexperimentally.Byanalyzingexperimentaldata,wefindthattherearethreemaintermscontributingtothescalefactordeviation.Oneofthemisindependentoftime,thesecondvarieslinearlywithtimeandthethirdvariesexponentiallywithtime.Theoreticalanalysesshowthatthefirsttermiscausedbyexperimentalsetup,thesecondandthethirdarecausedbyun-uniformthermalexpensionandcavitylossvariationoftheRLG.