The distribution of energy in +/-1 and higher orders is a factor of variables that includedevice geometry, height, and pitch, incident light wavelength, and other factors, as disclosed in a paper by Marek W. Kowarz, John C. Brazas, Jr., and James G. Phalen entitled Conformal Grating Electromechanical System (GEMS) for High-speed DigitalLight Modulation, presented at the IEEE 15.sup.th Internatio