Lee Kim Optical (San Francisco, CA 94112-3738)

• How long can unopened contact lenses be stored?

  You should take your contacts to your eye doctor and have them checked whether they can still be used.

• Does everyone get presbyopia?

  I have seen many people who get over 40 get presbyopia and need reading glasses to help them view near.So I just imagine that everyone who are over 40 will get presbyopia.

• what are bifocal reading glasses?

  Bifocal reading glasses offers the magnification at the bottom of the lens, and the top of the lens is just clear glass. when you look down to read, everything is magnified, but when you look up across a room, there is no change.

• How long does it take to get used to bifocals?

  Everyone is different but it shouldn't take too long. Your eyes will be happy. If you continue having trouble the doctor will fix it for you.

• Are polarized lenses for snowboarding goggles worth the extra money?

  No ,they are not worth the money . I have got one pair but don't find anything special.

• How much do bifocal glasses usually cost?

  Go to your nearby optical store and ask them.

• Why my bifocals glasses are giving me a headache?

  Maybe the prescription is too strong for you. Check with your doctor that you got them right . It is common.Time will cure it ,don't worry.

• How to prevent goggles from falling off in a swimming race?

  Hold your goggles on with one had and have your other hand lead the dive.

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