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    Tag: low vision

    Artificial Lighting and the Blue Light Hazard

    Posted on October 3, 2011May 30, 2020 by droberts
  • October 3, 2011

    Artificial Lighting and the Blue Light Hazard

    (The Facts About Lighting and Vision) by Dan Roberts, Founding Director Macular Degeneration Support Originally published on MDSupport, updated October 3, 2011) Contents Introduction What Is Light? The Blue Light Hazard Terms Referring to Measurement of Light Types of Lamps The Problem With Full-Spectrum Lamps Market Survey Summary Discussion Safe Options Live Comparison of Representative […]

      Also posted in
    • Daily Living
  • Driving Safely

    Posted on August 25, 2009 by droberts
  • August 25, 2009

    Driving Safely

    by Edward J. Huggett, O.D. Originally published August 2009 I am often asked, “How long is it safe to drive when your vision is deteriorating?” There are three visual factors that are important to consider when it comes to driving. Visual acuity (VA), visual field (VF) and contrast sensitivity (CS). There are others I will […]

      Also posted in
    • Daily Living
  • Color Perception and Macular Degeneration

    Posted on November 25, 2007January 13, 2019 by droberts
  • November 25, 2007

    Color Perception and Macular Degeneration

    Originally published November 2007 People with macular degeneration gradually lose their color perception. This is because the photoreceptor cone cells, which are most dense in the macula, are responsible for color vision. The rod cells, which proliferate in the peripheral field, provide only black and shades of gray. Color is interpreted by the brain. The […]

      Also posted in
    • Daily Living
  • What is Visual Impairment?

    Posted on July 10, 2004 by droberts
  • July 10, 2004

    What is Visual Impairment?

    by Dan Roberts 2004 Visual impairment is ranked third behind arthritis and heart disease as the most common condition causing a need for assistance with activities of daily living for persons 70 years and older. It is, however, often overlooked in the home care setting when treating patients for other conditions. (Source: A caregiver’s eye […]

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    • Eye Conditions
    • Low Vision Rehabilitation
Some Like it Neat, by Alex Vasquez
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