MEDIZS Smart DR13, Руководство по эксплуатации

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patient’s vision, his Binocular have function, while no difference no
function.
- If a patient has a dominant eye and the difference is more than 0.25D,
the dominant eye sees well. Therefore, you can skip this test.
10-9. Polarized Light Red/Green Test
- Purpose: Subjective test, keep the balance of Monocular and Binocular
simultaneously against the maximum revised value for single.
- Chart: Polarized Light Red / Green Chart
- Auxiliary Lens: Polarized Filter with 135 degrees for right eye, and with
45 degrees for left eye
- Objective: The upper line seen with the right eye and the lower line
seen with the left eye must be seen equally well. In addition to, in
the upper line seen with the right eye, the letters in red and green
background respectively, must be seen as the same, as well as the
letters in the red and green backgrounds in the lower line seen with
the left eye.
- Operation Sequence
1.
Enter to the test mode by tapping Polarized Red / Green Test
Chart.
2. Question the patient, which one he can sees more clearly,
between the red letter and green letter upside.
3. Tap [R] button and turn the dial in clockwise (- direction,) if the
left letter is clear, while in counterclockwise (+ direction) in case
of right one.
4. Tap [L] button and turn the dial in clockwise (- direction,) if the
left letter is clear, while in counterclockwise (+ direction) in case
of right one.