Tomey UD-600, Operator'S Manual

Page: 98 / 262

3-70
<Setting of sound velocity>
1) After selecting desired the eye type in the Eye Type Setting
screen (Fig. 2), press the Sound Velocity Setting key
C
to
change the screen mode to the Sound Velocity Setting screen
(Fig. 3).
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2) Next press the Number key
D
to change the sound veloc-
ity and the lens thickness used for measurement. In case a
multiple number of items are set, press the Enter key
E
to
change to the following input items.
[Input ranges]
„ Normal
Biometry average ultrasound velocity: 1,500m/s to 1,600m/s
„ Dense
Biometry average ultrasound velocity: 1,500m/s to 1,600m/s
„ Aphakic
Biometry average ultrasound velocity: 1,430m/s to 1,630m/s
„ Pseudophakic
Biological ultrasound velocity: 1,000m/s to 2,000m/s
IOL ultrasound velocity: 800m/s to 3,000m/s
IOL thickness: 0.10mm to 4.00mm
3) After finishing the setting screen, press the Ultrasound Ve-
locity Setting key
C
and the Eye Type Setting key
A
in
order, to return the screen mode to the preceding screen
(Fig. 1).
b) Scope
See "3.3.9 d) Scope".
(Fig. 3)
A
C
D
E
3.4 Assistant function of Biometry