an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 6 c3 G3 I% G$ D' o7 B' Y* A: |9 i1 C/ e1 p
visual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. 5 L! Q: U& k4 [ s ' I7 _0 y% Y( J: W% \' m! J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 W _$ R; H4 F$ P5 ^7 Y
an 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)。1 R( E" t6 q- D% `0 Q
visual 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。