| http://www.w3.org/ns/prov#value | - FIG. 12A is a plan scanned image micrograph of a metal film having an aperture and a periodic surface topography, for the exemplary embodiment of an enhanced light transmission apparatus with divergence and directionality control of the present invention shown in FIG. 1, in which the surface features comprising the periodic surface topography has a period P=0,5 ??m;
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