8x31WS+FC, 8x31WS+IWRC
8x36WS+FC, 8x36WS+IWRC
8x41WS+FC, 8x41WS+IWRC
8x49WS+FC, 8x49WS+IWRC
8x55WS+FC, 8x55WS+IWRC
W1=0.348
W2=0.417
K1=0.292
K2=0.356