“Your optic nerve has been enhanced with the Optics Enhancer, increasing your Perception by 1.”— In-game description
The Optics Enhancer Perception Implant is an implant perk in Fallout: New Vegas.
Requirements
Doctor Usanagi in the New Vegas Medical Clinic will sell this to the Courier for 4,000 Caps, or for 3,000 caps if the Courier's Perception is below 4. It is designed to improve the eyesight of the person it's installed in by acting as an enhancement to the optic nerve, sharpening the view of the user.