Multiband Filters Redefine Performance Standards Across Disciplines

Advances in thin-film technology have given rise to new classes of multiband filters that redefine performance standards and drive innovation across a variety of disciplines. Multiband filters can be categorized into a variety of classes that each presents its own set of fabrication challenges, placing limits on what is practically achievable and affecting the reliability of the thin-film manufacturing process. By understanding the scientific and industrial applications for multiband filters, the various filter classes and manufacturing possibilities are better understood.