That's tough bc your training a skill that technology has corrected. Red dots have eliminated the issues of focal points and having a clear target and clear aiming point.
I'm no expert by any means. But the better muscle memory you have and natural point of aim the less you'll have to rely on...
As an optometrist I find this very interesting. We did a bunch of sports vision training while in school. Isn't as financially practical if you don't have a bunch of students off setting your overhead. A lot of the stuff we did really improved hand eye coordination and can imagine that could be...