Our digital devices have made online shopping safer and more convenient than ever 1 . But shoppers beware: Not all online stores are created equal. And that’s especially true when it comes to glasses. These are eight things you need to know before buying glasses online. 1....

Does vision insurance cover glasses every year? Does the vision plan cover regular eyeglasses and contact lenses? And it is. However, only one or the other is covered every 12 months. New frames are covered every two years. Does insurance cover prescription sunglasses? The...