7. Daily Inspection and Maintenance
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7.3 Cleaning and Disinfection
7.3.1 Objective Lens
Note: Do not wipe off or rub the objective lens when there is dust or other substances on it.
This could scratch the lens surface.
Note: Never wipe the objective lens with disinfecting ethanol, eyeglass lens cleaner, or cleaning
paper containing silicon.
The lens surface could be damaged or the surface may not be completely wiped off.
Note: Do not let the tip of a blower touch the objective lens.
Use the procedure below to clean the objective lens when it is dirty.
Please order the lens cleaning paper, lens cleaner, and blower from a Canon representative or distributor.
1Turn ON the power of the retinal camera.
Press the power switch of the retinal camera to the I
side (ON).
2Adjust the brightness.
Set the brightness adjuster in the 8 to MAX range.
3Check for any dust or dirt.
Look at the objective lens from the patient side to check for any dust or dirt.
4Blow away any dust or dirt.
Remove the brush from the blower brush, and use the
blower to blow away any dust or dirt on the objective
lens.
OFF ON