Tag Archives: Eyeglasses

MUNDANE MYSTERIES: What Are Those Numbers On Your Eyeglass Frames?

MUNDANE MYSTERIES: What Are Those Numbers On Your Eyeglass Frames?

If you wear prescription eyeglasses, chances are you’ve probably noticed numbers stamped inside one of the arms of the frame. That’s not the manufacturer’s way of sharing winning lottery numbers, like some sort of an optical fortune cookie, nor are they a serial number or manufacturing date. So, what are those numbers? They’re actually the…Read More