counter for wordpress

Free Insurance Quotes

AmeriPlan Business Opportunity

Posts Tagged ‘contact lenses’


Types of contact lenses

Contact lenses also called “contacts” or “lenses” are corrective, cosmetic, or therapeutic lenses usually placed on the cornea of the eye. Contact lens usually serve the same corrective purpose as conventional spectacle lenses, but are much smaller and almost invisible. Many contact lenses are tinted with a faint blue or green to make them more [...]

Read More...

The transition from the Hard (PMMA) to Rigid Gas Permeable (RGP) contact lenses.

After the introduction of the corneal hard lens, the contact lens wearers were introduced to the “Holy Grail” of contact lenses: the RGP lenses. It was supposed to be a hard lens made from a “breathable”  plastic. However the amount of oxygen transmission was not very high and it soon became obvious that lenses with [...]

Read More...