Weak and Odd Scopes
GURPS telescopic sights work fairly simply. Each doubling of magnification gives a +1 bonus if you aim for a number of seconds equal to that bonus. So the “valid” scopes are x2, x4, x8, x16, etc. If you have a x1.5 scope, like the minor magnification on the Steyr AUG, you get nothing (+0 to…