- Daily disposables
- 2 Weekly
- Regular (Replaced yearly)
Note: More frequent the replacement the more healthy the eyes will be.
Steps involved in contact lens work-up
- Measuring the refractive error.
- Assessing the health of the eyes.
- Deciding the type of the lens based on your lifestyle and visual needs.
- Trial of lenses to arrive at the best fit.
- Teaching how to insert and remove, clean and maintain the lenses.
- You must have a minimum of 4 to 6 hours free from lensware when you are awake.
A day off for contact lenses in a week.
- Never sleep with contact lens as severe inflammation of the eye is possible.
- Wash your hands before inserting and removing the lenses.
Contact lens after care
- You need regular eye examination as advised.
- It is important to have spectacles for off lens use.
- Replace the lenses after the recommended number of days worn.
- To maintain good eye health.
If your eyes feel sore, gritty or become red avoid wearing lens for a day and if the same
persists please contact the doctor.
Over wearing of lens is a common cause of problem with contact lenses.
Its advisable to start wearing contact lens after completing school. In todays competitive worldlong hour of study is needed. Caring for the lens is an additional burden for a hard working school student. College students are more mature and able to take better care of the lenses.
Every day the dust, air borne pollution and oil present in the tear film coats the contact lens and makes it grimy. The ideal lens should be sterile when inserted and disposed off after use. Daily disposable lenses are available from Baush and Lomb and Johnson and
Johnson. Their thin construction makes handling a little difficult and cost is a issue. The
monthly disposable is a good compromise with lesser cost and its easier to handle. Full
year lenses should be discouraged.
Using a computer imposes additional strain on the contact lens user. The eyes blink less
when using a system and so the lens tends to dry out. Consciously blinking several times
a minute helps spread the tears evenly over the eye and the contact lens. Lenses resistant to drying like the Purevision and the Oasis series are safer when a person has mild dry eyes.