I have searched the forum under the word exposure but, haven't found anything on point. I also believe that I have read all the comments about time saving as to stacks. It appears that manual exposure is a significant time savings. However, I was not happy with the exposure of my shots (Nikon D800 ...

Thank you Stas. Your response seems to indicate that my ball park rule for correction factor will work front to back. But, would you consider rendering an opinion about what division I should use for the close focus DOF so as to not over/under shoot?

Presently testing H Remote. Haven't had any focus gaps but, I'm probably overshooting. Helicon's tutorial seems to imply that the correction factor remains the same for a particular lens / camera no matter what distance you shoot. Can't say I agree. Please advise.

Re ball park rule, I checked out ...