After crowning the Sony FE 135mm f/1.8 G Master lens “…the sharpest lens we’ve ever tested. Period.” LensRentals’ Roger Cicala got the chance to disassemble a copy of the new lens and see if the build quality matched the optical quality. Spoiler alert: it does. The opportunity to tear apart a brand new G Master lens came, troublingly enough, after the lens broke down on rental. Apparently, the lens had “performed flawlessly” before suddenly going “horribly soft” right in the…