Black Sclera Lenses Create a Very Dramatic Look with Eyes That Display Complete Darkness It is important to understand that when the prescription contact lenses first came on the market in the US then the variety was very limited for the users to choose from. Users had only option to choose the hard contact lenses (as they were only available at the beginning). In addition to this, the hard contact lenses were extremely difficult to maintain and clean.
Contact
beginning
lenses
were
at
the
extremely
expensive to purchase. They were very difficult to replace because of the cost if they ever lost or broken. There
have
been
a
lot
of
improvement and changes since this time and now a lot of lenses available in the market for the users to purchase and use. Sclera contact lenses The use of special type of contact lenses, which are known as Sclera contact lenses, is widely varied. Such lenses completely cover the entire area of the eye instead of just the iris and pupil. It