For anyone fitting contact lenses out there, here's a free downloadable PDF reference. "2009 Contact Lenses & Solutions Summary"
http://www.clspectrum.com/supplements.aspx
http://www.clspectrum.com/pdfs/CLS-CLASS.pdf
http://www.clspectrum.com/supplements.aspx
http://www.clspectrum.com/pdfs/CLS-CLASS.pdf