Varifocal lenses, also called progressive addition lenses, progressive power lenses and graduated lenses, are corrective lenses used in glasses to correct presbyopia and other disorders of accommodation. A...
A guide to explain the difference between Varifocal and Bifocal lenses and what they do. Varifocal and Bifocal lenses are corrective lenses used in spectcales to correct presbyopia and other disorders of...
The power of hypnosis is very real and very beneficial. If you find yourself faced with something that needs to be changed, hypnosis could help. The way hypnosis works is that a hypnotist or hypnotherapist...
Self-hypnosis has become a popular way for people to help themselves. Although self-hypnosis does not always take the place of hypnosis performed by a professional, there are times and situations when this...
Single-vision lenses The simplest form of spectacle or contact lens is the single-vision lens, made to a single prescription to correct a particular eyesight problem. Concave lenses are used to correct short...