an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 7 `4 U6 F$ N: q8 s, k
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visual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. 7 d5 e% L, \" t/ |+ [7 [% E * F% m& m9 K5 J9 o7 u+ S: P. f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。% }8 }# X# y) h: t
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)。 # [* V# V2 O2 r, W, r. l; h' Zvisual 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。