Graham thanks for responding

yes the Variables are the major Headache

but time is on my side (its only taken 25yrs to get to stage

) your PM

was helpfull and has given me a lead as to wot direction to take:

So im going to scan a given neg with Various setups at a set resolution then post for everybody to comment. This way everybody can see and let me know technically what they think

or any constructive comments they feel can help
Regards Muzza F/K