Generation of arbitrary vector vortex beams on hybrid-order Poincaré sphere

(整期优先)网络出版时间:2017-01-11
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Weproposetheoreticallyandverifyexperimentallyamethodofcombiningaq-plateandaspiralphaseplatetogeneratearbitraryvectorvortexbeamsonahybrid-orderPoincarésphere.Wedemonstratethatavectorvortexbeamcanbedecomposedintoavectorbeamandavortex,wherebythegenerationcanberealizedbysequentiallyusingaq-plateandaspiralphaseplate.Thegeneratedvectorbeam,vortex,andvectorvortexbeamareverifiedandshowgoodagreementwiththeprediction.Anotheradvantagethatshouldbepointedoutisthatthespiralphaseplateandq-platearebothfabricatedonsilicasubstrates,suggestingthepotentialpossibilitytointegratethetwostructuresonasingleplate.Basedonacompactmethodoftransmissive-typetransformation,ourschememayhavepotentialapplicationsinfutureintegratedopticaldevices.