But is Costco really the best place to buy glasses? As a longtime glasses-wearer and 20-year Costco member, I have a surprising take on this question: Costco is not the best place to buy eyeglasses.

Costco requires you to show your membership card to even get inside ... an eye exam with the in-house optometrist at the Costco Optical center. If you don't have medical insurance, this is ...