A Great Invention Of Contact Lens In Human History
The framed eyeglasses are a great help to those people with vision problems. Some would think wearing eyeglasses a fashion, while some would consider the inconveniences of eyeglasses wearing.
People in the old days may never think the technology of a kind of vision products which can correct the vision problems, and at the same time invisible. That is the contact lens, first introduced in 1950s, being considered the beginning of visual freedom for America and the world! The first use of the cosmetic version of soft lenses and daily disposable contacts, approved by FDA, is regarded as the turning point of the contact lenses which significantly change the vision market. (more…)
