7 Cleaning and Disinfection
Instructions for Use
CLARUS 500
7.3 Cleaning the Front Lens
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2660021165005 Rev. A 2017-08
2. If dust remains, start in the center of the lens surface and wipe
in widening circles with the felt end of the LensPen, applying
gentle pressure.
3. After using the felt tip, replace the protective cap and rotate it
three or four times.
7.3.3 Removing Severe Contamination
More serious contamination may result from patients sneezing or
touching the lens with their nose or fingers. This causes distinct
bright areas on the image.
Figure 22: Fundus Image with Fingerprint Contamination
Action
1. Using moist disposable cloths or microfiber cloths, cotton ball
sticks, or Safebuds sprayed with cleaning fluid, start in the cen-
ter of the lens surface and wipe in widening circles. Do not al-
low your fingers to touch the lens surface as you clean.
2. Repeat as needed, using a clean portion of the cloth each time.
3. Verify that smudges and streaks have been removed by breath-
ing on the lens.
4. Use the felt end of the LensPen to remove any remaining
residue.
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