Unfortunately no (unless thats a new unannounced feature in this installment) They help/follow you around during missions like a buddy/partner. That said, they have different armors and their own “character creator” so you can customize and dress up your own lil guy.
Don’t worry! Its not an eye issue. Its the ‘cable’ that passes from your eye to your brain accidentally sharing certain ‘information’ to the cable managing your nose.
So you’d need brain/nerve surgery. Nbd