Tomey UD-600, Operator'S Manual

Page: 125 / 262

3-97
7) After setting he converted sound velocity, press the sound
velocity setting key F to return the screen to the mode to
the Eye Type Setting screen (Fig. 2).
8) Press the Eye Type Setting key E to return the mode to the
Measurement screen (Fig. 1). Thus set eye type and sound
velocity are displayed at
A and the axial length calculation
method is displayed at
I
.
c) Setting of gains
„ „ „ „ „
This function will be applied only on selected eye to be
measured (OD or OS). The setting for both eyes cannot
be changed automatically. The setting for each eye
should be properly selected, according to the conditions.
The height of the waveforms is adjusted with the gains which are set in
eight steps. The larger the gain is caused, the higher the waveforms are
obtained.
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Turn the gain adjusting volume A to set the gain values. Set gain values
are displayed in the left upper part
B
of the Monitor screen.
B
3.6 Biometry