文档介绍：Thisarticleexplains:HowdiffractivesurfacesaremodeledinZemaxDifferencesbetweenkinoformandbinaryopticsAuthoredBy:Nam-HyongKim        PublishedOn:September23,2005                                                                                                                                                , , and introducesphasechange torays. .,listhewavelengthandTisthegratingperiod(inverseofthelinespacingd).TheequationaboveisSnell'slawfor refraction,plus anadditionalraybendingterm  (sinq1=0),-generateddiffractivesurfacesisthatthegratingperiodcanbemadetovaryspatiallyacrossthesurface,:The VariableLine-SpacingGratingsurfaceallowsthegratingperiodtovarytomodelchirpedgratingsTheBinary1surfaceallowsthegrati