• lenses for treating p
  • According to Marguerite McDonald, MD, FACS, progressive lenses developed using wavefront technology offer significant improvements over standard lenses for treating presbyopia, also known as "Over-40 Near-Blur Syndrome. (medindia.net)
  • bifocals
  • Just about 50 percent of all Americans with presbyopia are still wearing bifocals, a 220-year old technology invented by Benjamin Franklin," said Dr. McDonald, who was among the first ophthalmologists to perform the wavefront-based laser surgery in the United States. (medindia.net)
  • distance
  • Presbyopia is an age-related medical condition that leads to the loss of the ability to see objects clearly at a near distance. (news-medical.net)
  • They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both. (wikipedia.org)
  • Results
  • Presbyopia is a condition associated with aging of the eye that results in progressively worsening ability to focus clearly on close objects. (wikipedia.org)
  • Near
  • Presbyopia is a physiological visual condition occurring in middle-aged individuals wherein there is an inability to focus on near objects. (medindia.net)
  • visual
  • Several tests, such as retinal examination as well as muscle integrity, slit-lamp, refraction, visual field and visual acuity tests are performed to diagnose presbyopia. (news-medical.net)