Karissa Bell for Engadget How much money are you comfortable spending on a pair of glasses? The base price for the Optics frames is $499, but adding in prescription lenses could nearly double it. I tried to price out the configuration Meta sent me, which included my (not super high-powered) prescription, a blue light filter and scratch-resistant coating. It came out to over $700 before tax and shipping. And that wasn't even the most-expensive possible option (transition lenses will cost more, for example). That just feels really expensive for a pair of glasses, especially if your prescription