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大家看一下这个网站
7 Y- z# t- A) O0 g3 @/ Yhttp://www.eyesite.ca/english/pr ... nes/drivingstd.html
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0 ^( ?4 t6 k% y5 z, ^Table 1–Corrected visual acuity* standards for the various classes of driving licences# n: Y$ E: ?& j+ i& h
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' k1 M# _- ^; e5 T( H. `Class of licence† Recommended standard $ n8 ]6 Z. z' v( u% r
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( J0 F0 I" d" M5 (Personal Use) ' c) G8 Z# B; ?8 W( J
Not less than 20/50 (6/15) with both eyes open and examined together2 I' {4 n; Z4 C, c: V
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2 G9 m$ Y1 O ^1 ] N4 ?4 (Taxi) and 5 (Commercial)
* Z. F0 }6 o: M( ^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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/ k6 K G" f/ d9 Z1, 2, 3,4 (Emergency) and 6 % Z* \' H' V0 f
Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). . e8 ]5 k" L, h8 g. f) u
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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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