Essilor AKR 550, Maintenance Manual

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8 Cleaning of Eye Lens, Measurement Window Filter and
Model Eye ASSY
Clean the eye lens and the model eye ASSY as shown below because if they have stains of
fingerprints or dirt etc., they affect on the measurement accuracy.
1) Saturate K-dry cleaning material or soft cloth with lens cleaner (absolute alcohol).
2) Clean the eye lens and the model eye ASSY in a circular motion from the center. Repeat
it until they get cleaned.
3) Saturate soft cloth with neutral detergent and wipe lightly when measuring window filter
has stains.
Model eye ASSY
Measuring window filter
Eye lens
Do not use organic solvent to clean because it damages measuring window filter.