In our weekly story meetings, we spend a lot of time talking about what's in the news, research being published in the journals or discussed at meetings, and thinking about the latest trends. But there's often some time spent to simpler questions, such as this week's query from Ira: You deliver your prescription to an optician, and they return with a pair of eyeglass lenses tailored precisely to your personal vision quirks. How do they do that? In this segment, we'll try to find out.
Produced by Christopher Intagliata, Senior Producer