Technology Optical Design using stop shift theory

1.Optical Design Using Stop-Shift Theory Dave Shafer2. •The use of first and 3rd order stop shift theory can lead to new types of designs and a better understanding of…

Technology The evolution of a new high na broad spectrum catadioptric design

1.The Evolution Of A New High NA Broad-Spectrum Catadioptric Design David Shafer David Shafer Optical Design 2. My 1996 US patent 5,488,229 There are many designs that are…