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大家看一下这个网站
( V4 P" f: `2 a8 S3 M1 p+ Zhttp://www.eyesite.ca/english/pr ... nes/drivingstd.html0 A5 w* d. y, D: U: _* `
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Table 1–Corrected visual acuity* standards for the various classes of driving licences: d# Q- T* h& ?1 G0 H6 G% F8 N. s. Y& |
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! Z+ s6 p4 K; p6 ]# V' D; WClass of licence† Recommended standard - D4 `; H8 ~& P1 B# K! [
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5 (Personal Use)
+ {& X: O4 Q, |! X6 a) I v( SNot less than 20/50 (6/15) with both eyes open and examined together
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; L! _& y1 Z9 [8 U2 D4 (Taxi) and 5 (Commercial)
9 \/ V3 ^' U" j0 i" `Not less than 20/40 (6/12) with both eyes open and examined together. Worse eye not less than 20/200 (6/60).
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1, 2, 3,4 (Emergency) and 6 $ {6 [9 z5 {% H' x
Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). * Z8 j: Z1 E0 }$ u! e
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1、license 5:视力要求,双眼测试0.4,对单眼不作要求,可以这样理解吗,0.4时我们平常说的0.4吗? |
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