How long does it take for.the.eye to get.used to contact lenses?

Varies by lens type: Contact lenses come in many sizes and materials.Adjustment is a relative term . The other factor is based on eye health and especially the tear film.A soft lens is usually tolerated relatively quickly while a gas permeable (or semi -hard ) may require build up time. A new patient should be followed closely after the initial fitting with good instructions about cleanliness