5-2
5.2 LIFE OF PRODUCT 5.3 INSPECTION
5.2 LIFE OF PRODUCT
The life of this product is eight years if used in proper atmoshere
and with suitable maintenance.
5.3 INSPECTION
For measuring the model eye, make sure that it is
free of dust and stain adhesion.
In order to check to see if the internal functions of this instrument
properly work and maintain their performance, check working
condition of this instrument with an accessory model eye before
use this instrument.
How to check
Securely place an accessory model eye to the Chin Rest with
the Chin Rest paper fixing pins. Then, take measurement
model eye in a similar way to that performed for Patient's eye.
Make sure that measurement data (refractometer value and
keratometer value) of model eye is within a range that men-
tioned at model eye.
In case established the service correction menu,
measurement value of model eye is may not in the
range that mentioned at model eye. In this case
measure an accessory model eye and record refrac-
tometer value at the time establish service correc-
tion. This refractometer value become standard
value for inspection.
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