1,50 6,67% V R C
1,65 6,06% O V H
1,80 5,55% C D S
1,95 5,12% N D C
2,10 4,76% K V Z
2,25 4,44% O H R
Use
➢ Move the patient at 1m of the device.
➢ Hide the patient’s left eye.
➢ Ask the patient to read the letters one by one.
➢ Enter the patient’s answer (letter by letter):
▪ Good answer: click on "Yes" button.
▪ Wrong answer or letter not seen: cliquer sur bouton 'No'.
➢Continue until the ed of the test for right eye.
The contrast sensibility is displayed for right eye.
➢ Click on ‘Yes’ button to continue for left eye.
➢ Hide the patient’s right eye.
➢ Do the same than for right eye.
The contrast sensibility is displayed for left eye.
➢ Click on 'Yes' button to continue for both eyes.
➢ Do not hide the patient’s eyes.
➢ Do the same han for left eye.
The contrast sensibility is displayed for right eye, left eye and both eyes.
➢ Click on 'Yes' button to restart the test.
5.6. How do I use the Ishihara tests?
1. Change the color range
➢ Press the up or down arrow.
2. Change the palette within the same color range
➢ Press the left or right arrow.
3. Return to the initial Ishihara test
➢ Press the ‘Change’ button.
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