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大家看一下这个网站
5 P: {% B$ Y, E# h* `& h! Jhttp://www.eyesite.ca/english/pr ... nes/drivingstd.html
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! o+ \$ D* ]7 s8 Q2 X; T里面这段
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( J+ F& x/ j1 V) _+ LTable 1–Corrected visual acuity* standards for the various classes of driving licences
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Class of licence† Recommended standard 7 \, p" V3 d b7 W8 Y$ ^
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5 (Personal Use)
9 d! t- Q4 r2 W* e, F3 d0 b HNot less than 20/50 (6/15) with both eyes open and examined together3 O" ]: n7 y& y2 k& d
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2 |, A4 ]1 R8 h% \4 (Taxi) and 5 (Commercial) # k9 w8 e3 m ?* T* 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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5 e+ X0 {; N5 d( Q6 u& U, C1 o8 ]# z1, 2, 3,4 (Emergency) and 6 / d2 R! @! v9 U; c7 \) X6 O
Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). & H& ?& @! S/ a; A9 B% V% L3 ~; z
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& O$ Y8 ?: @" { \2 D1、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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