Eyeglasses come in a variety of types. This includes a single-vision lens with one power or strength over the entire lens, or a bifocal or trifocal lens with multiple strengths over the entire lens.

What's behind the progressive lens dislocation that has affected this 32-year-old woman for the past 16 years? The patient, who was African American, presented with significant vision loss in her left ...

Presbyopia is an age-related medical condition that leads to the loss of the ability to see objects clearly at a near distance. This gradual and progressive condition is as a result of lens hardening ...

Please provide your email address to receive an email when new articles are posted on . We were unable to process your request. Please try again later. If you continue to have this issue please ...