Note that you have reached a "legacy" web page that is no longer maintained as of 1/14/21. David Miller's current website is https://dabm.stanford.edu

Publication # 354 David A. B. Miller, "The Fundamental Limit to Optical Components," Optics and Photonics News, Optics in 2007 Special Issue, December 2007, p. 27 Full text available for download