<head> <title>"Using Periodicity to Control Spectral Characteristics of an Array of Narrow Slo"</title> </head> <body> <a NAME="pgtop"></a> <a HREF="index2.htm"><img Src="flrarrow.gif" WIDTH="24" HEIGHT="24"></a> <br> <img BORDER="0" SRC="index.gif" WIDTH="630" HEIGHT="487"> <hr> <a NAME="pgbot"></a> <br> <font SIZE="-2">Published by Lotus® Freelance Graphics® </body>