Now I know who you’re thinking. Kihara Nayuta from that spin-off novel by NaritaAh, guess I got the characters messed up
She’s a cyborg with technology to see and disrupt AIM fields to disrupt and even then she had a her limits.
It only worked on Misaka when she was holding back who still countered it without effort and when she witnessed Misaka actually going all out against another Level 5 Gunha, she was overwhelmed by the AIM fields both were emitting in the fight.