Drs Hiura And Hiura (San Francisco, CA 94109-4616)

• Can I mix up the contact lenses for left and right eyes?

  If you don't have other eye diseases in either eyes, or you always ues your eyes in the proper way, it is OK to mix up contact lenses for left and right eyes, otherwise, mixed up contact lenses will cause cross infection of eye diseases or other eye infections.

• Can I use the copy of my eyeglass prescription which was issued by my doctor 3 years ago?

  You'd better not, It is strongly suggested to use your eyeglass prescription in the most recent 2 years. Actually Eye Care Professionals (ECPs) suggest an eye exam each six months or one year to detect any possible eye diseases in the earlier stage.

• Can I use my contact lens prescription to buy my eyeglasses?

  The answer is definitly NO. Eyeglasses are usually placed at about 12 millimeters away from the eye while the contact lenses are placed directly on the tear film of the eye, the prescription on the contact lenses should be less nearsighted than that of eyeglasses. You can go to your eye doctor to have your eyes checked to see the exact difference.

• Can eating carrots really affect night vision?

  Many opticians state that the lack of Vitamin A which is mainly contained in carrots can lead to night blindness. So carrots are often credited with improving night vision.

• Why do colored contacts make my vision blurred?

  Wearing contact lenses long which will cause your eyes dry and such blurry vision. Some drops may help you ease this problem. BTW, you'd better decrease the wearing time of your contact lenses.

• Is it serious to get a little sunscreen in my eye?

  It is not recommended to get sunscreen in your eyes. Most cosmetics will be a kind of irritant to eyes and inside of the eyes. If your eye is little red and your vision is good, a careful washing may do much help.

• Why does my vision become very blurred in some strenuous activities?

  Strenuous activities may not be the cause of your blurry vision. It may be caused by some other eye diseases or improper use of eyes. You may go to your eye doctor and have your eyes carefully checked.

• Is it safe for me to wear the torn contacts?

  No, you cannot wear torn contacts, even for one day. The contacte may not only make you miserable, but also make the tear film of your eyes scratched. I suggesy you wear your eyeglasses instead.

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