I cannot find the formula for calculating tunneling for the life of me. I know I've seen it before-can someone post it up please?
Edit***
Is it
Max fov/min=x
Erector/x=y
Y*base mag=min mag where tunneling begins?
Edit***
Is it
Max fov/min=x
Erector/x=y
Y*base mag=min mag where tunneling begins?
Last edited:
