Nidek Medical HandyRef-K, Operator'S Manual

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OPERATING PROCEDURE: AR (refractive error) and KM (corneal curvature radius) Measurements
3.5.3 KM measurement mode
KM (corneal curvature radius) measurement is performed.
1
Perform Steps 1 to 11 of “3.4 Operating Procedure and Measurement Method” (page
48) .
Press in Step 3 to select K (KM measurement mode).
In Step 11, when the focus is aligned to the eye, KM measurement starts automatically.
2
The measurement is performed automatically in the following order:
1)
KM measurement starts.
2)
A beep sounds, then the KM measurement values and the number of measurements are dis-
played.
3)
At this point, if the device remains aligned and in focus, the KM measurement is repeated from
Step 1).
4)
When the specified number of measurements is obtained, is displayed on the
screen and measurement is complete.
•
Number of KM measurements
3
Perform Steps 3 through 6 of “3.5.1 AR/KM measurement mode” (page 54) .
KM measure-
ment
When the number of measurements specified by the “ 14. KM CONTINUE”
(page 90) parameter has been performed, measurement automatically fin-
ishes.
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