APPASAMY ASSOCIATES KMS 6, Руководство пользователя

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After the patient has been properly oriented, turn the instrument to point directly at the eye
to be examined. Looking from the side, the practitioner will see a tiny, bright ring in the
centre of the cornea (the corneal image of the circular mire).
With the correct position established, the patient sees a red fixation light in the tube of the
instrument. The patient should be instructed to watch this target.
Way to focus the Instrument
* The Instrument is focus, horizontal & vertical
meridians are coincided by rotating horizontal and
vertical knobs.
* The Instrument is focus. To coincide the mires, it
is to be titled correctly at cylinder axis.
* The Instrument is focus and horizontal meridian is
coincided by rotating horizontal knob and vertical
meridian is to be coincided by rotating vertical
knob.
* The Instrument is slightly out of focus .
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Looking through the eyepiece, the operator will see the images of the target mire, perhaps