>>4432540it's super cool in the studio, but last time I did it was years ago.
However, it's also been years since I last used a 4x5 chamber which made going through the hoops worthwhile.
I mean, the scales are literally written on the lens, if you're using manuals.
The real use of the formula is if you want to know what focal length and aperture you need to obtain a DoF of Xmm I find
When you want to make sure you aren't going to overshoot, say, the front of the face of a subject, or a bowl on a table.
