Originally Posted by
Ulophot
Mikey, an engineer such as you might enjoy at least some of Harold Merklinger's in-depth treatment of depth-of-field and discussion of the "hinge-line."
file:///C:/...Local/Temp/FVCADNDM.pdf
I worked at it for a bit and made myself a little chart, but the math is out of my scope, and I found the use of the hinge line too cumbersome in the field. I haven't a mind for geometry. The principle, however, is interesting.
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