an uncorrected visual acuity of at least 20/40 (6/12) with both eyes open. ' q; {) V4 A9 i- ^8 S
! [6 z1 b3 L: \3 O5 b$ V3 f! A+ ivisual aids (glasses or contact lenses) must have vision of 20:20 (6:6) with both eyes open. . `$ h$ r" t* x$ p5 M5 h& y
* v5 Q/ M8 H0 b5 {1 O' i, L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。 7 e; E( H! D2 E J' h0 @: Kan 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)。 0 h5 z" j, @7 i4 R+ F; D* K, |+ K$ x3 Fvisual 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。