Civil Code § 54.6

54.6.

As used in this part, “visually impaired” includes blindness and means having central visual acuity not to exceed 20/200 in the better eye, with corrected lenses, as measured by the Snellen test, or visual acuity greater than 20/200, but with a limitation in the field of vision such that the widest diameter of the visual field subtends an angle not greater than 20 degrees.