The 3nethra aberro is Forus Health’s compact, handheld autorefractometer powered by Shack-Hartmann Wavefront aberrometry, delivering accurate refractive error and visual acuity measurements for quick spectacle and contact lens prescriptions. Wireless and battery-operated with up to 8 hours of use, it is built for mobile eye care across outreach camps, satellite centres and home visits, and can be mounted on a chinrest stand for stability