Essilor Instruments Retina 550, Руководство пользователя, Страница: 25 / 31

4. H
OW TO ADJUST THE CHINREST
Tell the patient to take a seat.
Ask the patient to put the chin on the chin cup and the forehead against the forehead rest.
Verify if the eyes position is correct respectively to the shooting channel.
To adjust the height of the eyes you need to lift or lower the chin cup.
Unscrew the knob.
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Retina550 - Fundus camera > V1 - 06-2017
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U
SER MANUAL
> IV. D
EVICE USE