Hi,
I seriously consider a split focusing screen, Is anyone did a try or use it every day ? Could you please report your experience about this product.
http://www.katzeyeoptics.com/item--Katz-Eye-Focusing-Screen-for-the-Pentax-K10D--prod_K10D.html
or
http://haodascreen.com/sifs.aspx
Pentax do screen too why they don't do split focusing screen ?
Regards