Hi evryone. I’m a Spanish guy in his way into making a FTIR surface, and looking for projection prices I came across this:

http://www.bhphotovideo.com/find/projectorcentral.jsp?cm_sp=RP-_-Resource-_-Projection_Lens_Calculator

I thought it may be useful, maybe it’s not, anyway here it is.

Hope it’s a nice way to say hi!