Current
"photography" teachers don't even know Scheimpflug's
 principle. 
 Well what is it.  The only thing I remeber is 'contrast' is
needed to
 see. 
 
I wondered that too.  Google turned out to be my friend.
/~\ The ASCII                           der Mouse
\ / Ribbon Campaign
 X  Against HTML               mouse at rodents.montreal.qc.ca
/ \ Email!           7D C8 61 52 5D E7 2D 39  4E F1 31 3E E8 B3 27 4B