an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 8 A0 `! v! X5 _/ p' F
" D! ~5 _* I. O( T9 d' Z8 wvisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. C: p1 ?. }8 `* z6 _6 H3 C2 B: N5 n% T7 W" n
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。 - z2 k" z B ?5 Z! j1 man 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)。9 w+ c7 R- w2 t
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。