1. I Plead The 5th
2. Design challenges for the 1990s
3. Tight fit—cramming a lot of information through a small volume;Shafer,2010
4. Six-element lens corrected for all the 3rd and 5th-order aberrations;Shafer,2010
5. Lens corrected to zero for all 3rd and 5th-order aberrations;Shafer,2010