Driving and Visual Impairment. Lori L. Grover, O.D., F.A.A.O. Assistant Professor Chief, Low Vision Rehabilitation Service Southern California College Of Optometry. Introduction. For most people, driving is a very important privilege and a necessary part of maintaining independent living
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Driving and Visual Impairment
Lori L. Grover, O.D., F.A.A.O.
Chief, Low Vision Rehabilitation Service
Southern California College Of Optometry
Older persons need comprehensive optometric care,
including driving-related issues, to maintain a
self-reliant, independent and enhanced life style!
It is estimated that 59% of those people ages 65-69 earn regular wages?
20/40 best eye without lenses: full driving
20/50 daylight only
20/60 – 20/70 daytime within 25 mile radius of residence
20/40 no restrictions monocular or binocular, with or without lenses
20/100 minimum or better for licensure
150 degree fields measured with a 10 mm white test object at 330mm without corrective lenses in the horizontal meridian = no restrictions
140 but at least 110 degrees = restriction for outside mirrors and license must display an active “VF impairment” sticker
20 degree minimum field required from center of at least one eye for licensure
70 degree field required for non- restricted licensure
(Janke, Journal of Safety Research, 1983)
(Fishbaugh, 1995; Appel et al., 1990)
*Note: District Of Columbia included
** Note: TS use OK but no bioptic licensure in two states
(Grover, Barnes, 2000)
Bioptic Driving In The U.S.A.
Bioptic Driving AllowedBioptic Can Be UsedBioptic Driving Not Allowed
(Grover & Barnes, 2000)