What is the purpose of contact lenses?

What is the purpose of contact lenses?

What is the purpose of contact lenses?

Contact lenses are medical devices worn directly on the cornea of the eye. Like eyeglasses, contact lenses help to correct refractive errors and perform this function by adding or subtracting focusing power to the eye’s cornea and lens.

What are the 3 types of contacts?

There are three main categories of contact lenses you need to be aware of:

  • soft contact lenses.
  • rigid gas permeable contact lenses and.
  • hybrid contact lenses.

What is a contact lens service?

Eye Exams for Contact Lenses. Contact lenses are a great alternative to wearing eyeglasses. A contact lens exam will include both a comprehensive eye exam to check your overall eye health, your general vision prescription and then a contact lens consultation and measurement to determine the proper lens fit.

What happens in a contact lens consultation?

When you try contact lenses for the first time you will need to ensure that you have an eye test and a full consultation first. The consultation includes an eye health check, a discussion on lens types and suitability, guidance on wearing and caring for your contact lenses and an in-store trial of your chosen lens.

How do contacts stay in place?

Unlike eyeglasses, contact lenses sit directly on the cornea of the eye. They stick to the layer of tear fluid that coats the surface of the eye. Pressure from the eyelid also helps to keep them in place. Contact lenses move with the eye, so they provide an experience closer to natural sight than eyeglasses do.

How does a contact exam work?

A contact lens exam will include both a comprehensive eye exam to check your overall eye health, your general vision prescription and then a contact lens consultation and measurement to determine the proper lens fit.

What is the process of getting contacts?

A proper contact fitting and eye exam begins with a thorough eye exam. If you currently wear contact lenses, the doctor will examine your eyes to see if contact lens use has changed the surface of your eye in any way. After completing the eye exam, the doctor will proceed to fitting you with appropriate contacts.

Why do my contacts move when I blink?

Contact lenses may move around on your eye before settling into place. The natural fluids in the eye are to blame! Don’t worry too much — a well-fitted contact will conform to your eye’s shape after a short period of adjustment. Astigmatism can also cause a contact lens to move out of place on the eye.