Polaroid 110A 110B 900 .... 4X5conversion
It allows you to easily convert any pathfinder-like cameras!!
Just remove original back and inner metal parts..... then attach mine and set right focus coupled position for lens ... and that's it !!
Check it at http://facebook.com/polaconv to see pictures and to see how easy is to use it
Check also www.polaconv.com at the sales page if you want to buy it !!
PS.: also on Ebay you can find last 4X5 Polaroid camera that i have already converted, here