What are Progressive Lenses?

What are Progressive Lenses?

Bifocal glasses have been around for hundreds of years, but no line bifocal glasses were only invented in the last hundred years and have technology that is advancing every day.   What is a Bifocal, anyways? A bifocal, or bifocal lens, is a special type of...
What Causes Double Vision in One Eye?

What Causes Double Vision in One Eye?

Most of the time, if you have double vision, it will go away, and everything will be single if you close or cover one eye. However, in some cases, the double vision still exists while looking with only one eye at a time or may only affect one of the two eyes. This...