Hints and Things
does not use any 1st Party cookies – more information
Hard and Soft Contact lenses
What is the
When considering contact lenses it is difficult to know where to start, and as technology is constantly advancing and adapting, many of us are unaware of all the options available.
Loosely speaking, contact lenses fall into two categories – hard and soft.
Hard contact lenses have existed for decades, gradually developing and improving in comfort and ease of use. The earliest experimental glass lenses were replaced slowly by plastic, and progressed to those now used known as
Soft lenses come in many forms, most of which are to some extent ”disposable”, i.e. designed to be used on a schedule of frequent replacement. They are made of soft flexible plastics with an integral water content that ensures the surface of the eye a constant supply of oxygen. The most convenient variety, and a great option for first time lens users, is
Extended wear lenses, a fairly recent development, may be worn continuously for up to thirty days before being discarded. The progression of technology has addressed concerns about infection from wearing lenses overnight, making them a viable and convenient option for those who dislike glasses and regularly lens cleaning. They are available in soft