PRK-7000 Operation Manual
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(2) Ready for Observation
Ask the examinee to look at the red roof of the eye fixation target.
See procedure (3) of the Continuous Keratometry and Refractometry [K/R Mode].
(3) Observation
z Adjust the amount of light of each light source so the image can be seen clearly.
Press one of buttons for each light source on the upper side of display. The selected
light source will be displayed in pressed button. (RED:Light source for
retroillumination, ILM:Light source for illumination eye front, TAG:Light source for
illuminating internal eye fixation target, Variable range:0-100 / If it is Set to 0, the
light turns off)
z Position the light for retroillumination reflected from cornea to a part that is not
opaque by using the operation lever. If the light is directed from the edge of the pupil,
it will be easier to observe the image. Focus on the image.
z After confirming that the image is focused, press measuring button . The image will
freeze.
[Freeze Mode Display]
[Freeze/Ref Mode Display]
z Maximum of ten images can be stored for each eye. Each image will have a sub
number (01~10)
Sub Numbe
Serial Numbe
Press SAVE button to store
the image into memory.
Press CANCEL button no
to store the image.
Result of refractometry
Pupil
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