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Low Vision Facts on diseases such as Macular Degeneration
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Low Vision Facts - Introduction


Cataracts, diabetic retinopathy, glaucoma, macular degeneration, and retinitis pigmentosa are some of the eye diseases responsible for low vision. The links on this page provide insight to the issues and questions you may have regarding low vision and its impact on you or someone you know.


  • FREE Vision Awareness Seminars. Learn about vision loss and new technology that can help you read and resume many daily activities that require the ability to see details. Seminars are conducted throughout the U.S.
  • FREE Low Vision Guides. Find the answers to your questions about low vision and eye conditions, disorders, and diseases.
  • Anatomy and Physiology of the Eye. Provides a clear understanding of the various parts of the eye and the functions that they control in the acquisition and processing of visual information.
  • Vision Assessment. Compiles various low vision tests and gives the reasons why they are performed, the methods of testing, and the possible outcomes.
  • Visual Impairments, Causes and Treatments. Differentiates the major causes of adult blindness from the major causes of childhood blindness. This section also outlines symptoms, causes, and treatments for a number of visual impairments and provides information on prevalence.
  • Amsler Grid. Illustrates the Amsler Grid, a tool used to test the macula and retina.
  • Credits and References

Freedom Scientific would like to thank the Rehabilitation Engineering Research Center on Technology Transfer (T2RERC) at the University of Buffalo for use of their material. For a complete industry profile, please visit. http://cosmos.buffalo.edu/t2rerc/research/industry-profile/IP/vi-buy.htm.