>> 135/2.5 6/6 has a number 43812 under auto/manuel switch and >> 13%/2.5 5/4 has 43802.
> It is a 43812 6/6, now we know! ;-) Hmmm... That's interesting. Don, please check and confirm with what the DOF scale numbers show, too: > Looking at the DOF scale numbers next to the aperture ring, the > 5/4 version says > "22168 81622" > while the 6/6 version says > "22 16 8 4 8 16 22" Do you in fact have the latter numbering, Don? Fred
