For many people past the age of 40, focusing on close objects restaurant menus, — for instance — just gets harder and harder. Most people with this condition, called presbyopia, eventually give in and get reading glasses, bifocals or glasses with progressive lenses. But what if there were another alternative that didn't require people to carry an extra set of glasses or have only part of their field of vision in focus at any one time? Zoom Focus Eyewear LLC, of Van Nuys, Calif., has just such an option, and with it won this year's Silver Innovation Award. The solution:...