MEDIZS Smart DR13, Руководство по эксплуатации

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10-2. Cylinder Power Test
- Purpose: Obtain maximum revised circumference degrees for
monocular, using Clock Dial, Subjective test.
- Chart: Clock Dial
- Auxiliary Lens: None
- Objective: All the lines must be seen as equally.
- Operation Sequence
1.
This test must be performed only after fixing the cylinder axis
2.
Tap [R] or [L] button to choose the eye for test.
3.
Tap Clock Dial button to change it into distorted vision test mode.
4.
Tap [C] button to change Cylinder Power Mode.
5.
Turn the dial in (-) direction, until all the lines are seen equally.
When the location of the line which is seen the thickest is
changed, the axis must be adjusted.
- When the thickest seen line moves counterclockwise, deduct the
AXIS value.
- When the thickest seen line moves clockwise, add the AXIS
value.