Already try very good result
use BCOG with Ominpatch 1.3.1.11
for Ricoh j01 at 8X burn result as good as NEC 2500a
K Phrobe P1 under 1 and P0 under 0.5 with Max not over than 50

For 12X OC on Ricoh R02 also OK but DVD-Speed curve not so steady
around 2G but back back to normal over 2.5G ???