From: redlionbrian@gmail.com   
      
   On Saturday, 26 July 2014 10:22:22 UTC+1, jun lee  wrote:   
   > hello   
   ...   
   > but huge aberration(spherical and chromatic)   
   ...   
   Fundamental Optical Design training website   
   http://www.drbb.co.uk/fod   
   Look at slide 132   
   You need another type of glass as well.   
   See slide 186 for example.   
      
   Brian   
   amoptics.com   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)