Newb Question( new to the bracket)

[Papewiao]

So i know some of the green lens are grandfathered but what ones are actually grandfathered. I tried finding the info and i have heard just about every possible answer... Can someone clear this up please

 

[Stiffness]

Idk but im pretty pissed i sat on 5 eagle lenses and 2 stam lenses.