an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 8 ]# ~% I0 S @6 b
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visual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. ) A; q' [& w/ l3 A$ s! g3 u, U" I* {
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。6 r3 h' Q+ g0 Z K2 ]% U5 t0 z1 ^; {
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)。" E: p8 g5 X; [' X' Y. }" L
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。