潘家园眼镜城   If you wear eyeglasses or contact lenses, you might find a shopping market containing hundreds of optical shops to be something of a tourist attraction. For one thing, the prices are a fraction of what you would pay in the west. You can get everything from regular glasses to graduated lenses for reading, sunglasses and even polarized prescription lenses. Turn around time is quick, you can usually pick up your order within an hour. Stop in and get a few pairs made, the savings may pay for part of your trip!