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CAUTION
4.
With the patient's eye positioned approximately, look into the screen during the
measurement.
When the patient's eye appears on the screen, align the image of the pupil to the
center of the screen.
Next, move the main unit back or forth until the image of the dots of the mire ring
appears clearly.
5.
Focus on the mire ring and put the alignment mark in it.
CAUTION
6.
When push the measurement switch, the measuring light turns on and the cornea
reflected light is visible in the center of the mire ring. When the cornea reflected light
enters the alignment mark and the alignment is correct, the alignment mark changes
color from white to green and automatically started measuring.
Select [OTHER] in [SETUP] and set <ALIGN> to “ON”, the alignment direction
indicator will be displayed. Moving the main body in the display direction makes it
easier to acquire measurement values. Move the main body in the direction to be
displayed to make it easier to obtain measured values.
Select [OTHER] in [SETUP] and set <PARALLEL> to “ON”, the horizontal indicator
displays the tilt of the unit in 2° increments. When the horizontal level of the device is
within ± 2°, the indicator icon turns green. Please keep green as possible and
measure.
If it is difficult to find the focus position of the mire ring, “4-4-3 Focus Assist Function”
is enable to display the positional displacement in the anteroposterior direction.
・
When measurement, the case you make movement with the device right and left,
not to hit forehead rest to patient’s nose.
・
It is safe that move it after separated from patient.
・
You may fail to find the eye through the LCD screen, and this can lead to the
danger that the main unit may come in contact with the patient. It is important to
approximately
align the main unit and the patient's line of sight before looking into the LCD screen.
