an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. ) C) h: V" E/ X% q% X9 O4 f/ q8 Z1 H6 ~0 w$ ~3 \! B# y) @
visual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. ' r4 ]2 N5 G! i0 s# d% R3 q! e B8 A* w- ^; I4 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。4 N5 R, @7 |$ m- c" H+ B
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)。$ c& H1 k6 ~& X' s5 ^
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。