 Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200 if there is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual...  Education and Assistance to the Blind - Side 454av United States. Congress. House. Education and Labor - 1959Uten tilgangsbegrensning - Om denne boken
 | 1957 - 832 sider
...furnished by the American Foundation for the Blind, Is as follows: "Central visual acuity of 20/200 or less In the better eye, with correcting glasses;...Is a field defect In which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | Massachusetts. General Court. House of Representatives - 1966 - 1206 sider
...acuity of 20/200 or less in 30 the better eye, with corrective glasses, or central visual acuity 31 of more than 20/200 if there is a field defect in which the 32 peripheral field has contracted to such an extent that the 33 widest diameter of visual field subtends... | |
 | United States. Congress. House. Veterans' Affairs Committee - 1947 - 52 sider
...of the following status: Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | United States. Congress. Senate. Committee on Labor and Public Welfare - 1947 - 64 sider
...of the following status: Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent (hat the widest diameter of visual field subtends an angular distance... | |
 | United States. Congress. House. Veterans' Affairs Committee - 1947 - 80 sider
...of the following status: Central visual acuity of 20/200 or less In the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | United States. Congress. Senate. Labor and Public Welfare - 1947 - 58 sider
...of the following status : Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | United States. Veterans Administration - 1947 - 208 sider
...of the following status: Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | United States. Congress. House. Committee on Veterans' Affairs - 1947 - 84 sider
...of the following status Central visual acuity of 20/200 or less in the better eye, with corrective glasses, or central visual acuity of more than 20/200...is a field defect in which the peripheral field has contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
 | United States. Veterans Administration - 1947 - 1230 sider
...of the following status: Central visual acuity of 20/200 or less In the better eye, with corrective glasses, or central visual acuity of more than 20/200...there is a field defect in which the peripheral field lias contracted to such an extent that the widest diameter of visual field subtends an angular distance... | |
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