Warby Parker, an eyeglass retailer, has announced that they are investing in technology that allows consumers to conduct smartphone-based eye exams, according to a post from Engadget.
Just last week, Warby Parker raised $100 million in a round led by T. Rowe Price -- the company is now valued at $1.2 billion.
When Warby Parker first started out, about five years ago, it offered a service that...
