an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. ! L: C& |0 B1 |
, l9 w9 z( m0 a" M svisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. ( j$ h" t7 {% D" X# K5 p' k6 t. ^ ) H# P0 e- q& {5 n& u; w$ }重要的是专业问题:20/40是什么意思?校正后双眼视力20/20(6:6)是什么意思?
我试试啊,不好或不对请谅解,因为我不是近视,没有看过眼医。 4 |$ h6 `# A" nan uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 两眼睁开时,未矫正的双眼视敏度至少是20/40(6/12)。 # H8 x g3 k# u% z9 x3 ^$ ~ Mvisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open.在有视力辅助(如眼镜或隐形眼镜)的情况下,双眼睁开时,视敏度可为20:20(6:6),相应增强。