an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. + C8 Q0 ^* p, F) A6 L $ a3 Z9 G* y- @+ o+ nvisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. ) b3 R; [4 d2 S( R$ C! ], K: _! g4 w+ o" q
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。 V% k0 p0 F' z) 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)。: o$ i- ?2 O' 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。