Question

Many agencies use differing definitions of blindness and low vision. Define blindness. Define low vision.

Answer

From an educational standpoint, blindness is defined as visual acuity in both eyes of less than 20/200 or a visual field of less than 20 degrees, despite the best correction achieved with glasses.

Winkler and Weed. (2004). “Life Care Planning for the Visually Impaired.” In R. Weed Life Care Planning and Case Management Handbook. (p. 571). Boca Raton, FL: CRC Press.

Winkler and Weed. (2009). “Life Care Planning for the Visually Impaired.” In R. Weed Life Care Planning and Case Management Handbook. (p. 702). Boca Raton, FL: CRC Press.

 

“From an educational standpoint, low vision is defined as “visual acuity better than 20/200 but worse than 20/70 with correction.”

“The American Academy of Ophthalmology considers low vision to exist when “ordinary eyeglasses, contact lenses, or lens implants do not give clear vision.”

Winkler and Weed. (2004). “Life Care Planning for the Visually Impaired.” In R. Weed Life Care Planning and Case Management Handbook 2nd edition, (p. 572). Boca Raton, FL: CRC Press.

Winkler and Weed. (2009). “Life Care Planning for the Visually Impaired.” In R. Weed Life Care Planning and Case Management Handbook 3rd edition, (p. 702). Boca Raton, FL: CRC Press.

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