Shop Dot Frames (Union City, CA 94587-4034)

• How do I stop my sunglasses fogging up?

  There are some commerically available anti-fogging spray, you can have a try . Spit on them would solve your problem temporarily . But it is better for you to get a pair of sunglasses coated with an anti-fog solution.

• Is there any optical conversion chart to convert contact RX to eyeglasses RX?

  The power of contacts can be calculated from that of glasses.Here is a formula :Fo=Fs/(1-dFs).The Fo means your power of your contacts and Fs means the power of glasses.dFs means the distance between rear vertex of glasses and your cornea.Usually the dFs should be measured by meter it is 0.012m for easterners.For example,the RX of glasses is -4.00,the dFs is 0.012m,we can know that your RX for contacts should be -3.82,but this result is not a regular RX,so we choose the proximal and a lower number , it should be -3.75 .

• What can I do if my dog broken my computer glasses?

  1) Look on the internet and choose some frames, preferably on line at your own optician, call them and ask them to put the prescription in to them.2) Stay at home till the postman delivers them or you can get someone to collect them for you.

• Any information about computer glasses?

  Yes, computer glasse have already existed for a long time.Computer glasses can made with prescription/ non prescription, they are designed to wear when doing computer work. They allow you to focus your eyes on a computer screen, which is farther away than reading distance. Computer glasses make whatever you are viewing or reading on the system more effective and clearer.Computer glasses can prevent you from headaches, eye strain, eye dry and eye fatigue with the special anti-glare coatings on.

• Wearing computer glasses sitting on the pc for long time stop your eyes from stinging?

  No, but wearing them on your face does help your eyes from stinging.

• Is wearing contacts worse for your eyes' health than wearing glasses?

  It can be true in some way.Wearing contacts can get infected more easily than glasses if you don't pay enough care to them as they are worn directly on your eyes.Glasses don't need special care and it is more convenient to wear.

• wearing glasses makes my eyes more tired than with contacts?

  Glasses will cause pressure just on the around part of your eyes.If you wear glasses for a long time, it is normal to get tired.So when you wear glasses for a long time, you'd better take them off and do some eye exercises to relax your eyes.

• Whats the difference between computer glasses and reading glasses?

  Computer glasses and reading glasses have different focusing zone. Computer screens usually are positioned 20 to 26 inches from the user's eyes. This is considered the intermediate zone of vision — closer than driving (""distance"") vision, but farther away than reading (""near"") vision. Reading glasses are prescribed to correct near vision only. They can also be made with the same pair--bifocals with the upper part to see computer and the lower part to see near.

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