an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. 0 a- y& \' Q1 ]# j3 n 0 q" H- Y$ s8 Q- c$ H( }, tvisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. % z" G( [& z, O8 g$ z+ B1 \- v6 y4 N0 Y& t- z
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 P- e/ r# `1 \' zan 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)。* I. a. h0 I; y6 |3 g
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。