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大家看一下这个网站
3 l$ y) C, q) ?; s2 Ohttp://www.eyesite.ca/english/pr ... nes/drivingstd.html
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里面这段
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Table 1–Corrected visual acuity* standards for the various classes of driving licences
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. z5 h$ ~ _& ] ~ Q7 m+ Q5 o2 y0 AClass of licence† Recommended standard / B' V6 z5 i2 X# ~
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5 (Personal Use)
: ~" z2 A9 S6 o7 h* o2 E$ {4 UNot less than 20/50 (6/15) with both eyes open and examined together7 x, e7 G( c4 A, T- {
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4 (Taxi) and 5 (Commercial) 9 ?, m) u; K+ `3 H$ A2 L
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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Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30).
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+ k; ^1 n5 J6 i7 n5 U1、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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