A new smartphone app that helps people with low-vision underwent a successful litmus test in West Marin last week. If the app—designed by a former professor who lives in Marshall—secures federal approval, it could provide millions with a relatively affordable option to remedy failing eyesight.
Created by Frank Werblin, a Marshall resident and former professor at the University of California, Berkeley, the app treats macular degeneration, an incurable eye disease that severely impairs vision. His…