Sch. 1
The acuteness of vision of an applicant must be tested by using a printed chart which has on each face 7 horizontal lines of black letters printed on a white background and reducing downwards in the following fractions—
Line 1—6/60;
Line 2—6/36;
Line 3—6/24;
Line 4—6/18;
Line 5—6/12;
Line 6—6/9;
Line 7—6/6.
The chart may be either the 3 metre or the 6 metre type and must be placed in an upright position at a distance of 6 metres in the case of a 6 metre chart or 3 metres in the case of a 3 metre chart from the applicant and in a light of not less than 100 watts strength.
An applicant must be shown one face of the chart and must be required—
(a) to cover the left eye with the palm of the hand and read with the right eye as far down the lines of the chart as the applicant is capable; and
(b) to cover the right eye with the palm of the hand and read with the left eye as far down the lines of the chart as the applicant is capable.
Sch. 1
In order to pass the test for acuteness of vision the applicant must—
(a) correctly read line 5 with his or her right eye; and
(b) correctly read line 5 with his or her left eye.
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