If you do consider using HP5, try comparing two rolls taken of the same subject under similar lighting conditions. Develop one in XTOL stock and the other in XTOL 1+2.
Originally Posted by xtolsniffer
The former dilution will have finer grain but less acutance, and vica versa. When having to trade off grain against acutance, I prefer more accutance. My current combo is HP5 with XTOL 1+2. My Normal ASA is 320 (by comprehensive testing).
Barry Thornton in his book "Edge of Darkness" spends a great many pages explaining and showing why achieving high acutance is more appealing than the sole pursuit of ultra fine/low grain.
Last edited by PeterB; 05-26-2012 at 09:54 AM. Click to view previous post history.