Contact lenses Flashcards
1
Q
What are the types of contact lenses (4)
A
- Hard
- Gas permeable
- Soft
- Disposable
2
Q
What are hard contact lenses (2)
A
- made of rigid, water-repelling plastic, which makes them more difficult to get used to.
- They allow less oxygen into the eye which reduces the time
3
Q
What are gas permeable contact lenses
A
These are hard lenses but they allow more oxygen into the eye and are therefore easier to wear
4
Q
What are soft contact lenses (2)
A
- These are also made from plastic
- have a high water content and are more comfortable to wear
5
Q
What are disposable contact lenses (2)
A
- These soft lenses are worn for a short period of time (a day, 2 weeks, or a month) then disposed of and replaced with a new pair.
- These are the most popular type of lenses
6
Q
What advice is there for contact lens users (8)
A
- With the exception of daily disposables all contact lenses need to be cleaned with contact lens solution
- It is important that the right solution is used on the right lenses
- Ointments and drops should not be used while wearing lens unless the product specifically advices
- Ingredients in eye products, in particular preservatives, can damage contact lens
- Anyone with repeated discomfort from contact lenses should go back to the optician that fitted them
- The containers of lens solutions clearly state which type of lens they are suitable for, so check with the customer before you sell them
- Contact lens wearers must be careful when using make-up, hairspray etc. around the eye area
- Do not allow water to come into contact with contact lenses/storage cases. They should be removed before swimming or showering to avoid contamination and infections.
7
Q
What general eye advice is there (4)
A
- Visit the optician regularly
- Wear eye protection if working with machinery, chemicals or when playing sports
- Read and do close work in good light
- Take regular breaks from computer work and check position of the screen, desk and chair.
