Canon CF-1 - Manual (Page 49)

7. Daily Inspection and Maintenance
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5 Wipe off the objective lens.
Gently wipe the lens with Canon-designated lens
cleaning paper that has been wet with the Canon-
designated lens cleaner.
Starting from the center of the lens, wipe the lens in
increasingly larger spirals toward the circumference.
Change the paper, and wipe several times until the dirt
is removed and the cleaner is completely wiped off.
7.3.2 Viewfinder
Note: Do not let the tip of a blower touch the viewfinder lens.
If the viewfinder is dirty, use the blower to blow off any dirt
or dust on the lens surface.
7.3.3 Forehead rest
Disinfect the forehead rest for each patient.
CAUTION
To prevent the risk of infection, wipe the forehead rest with disinfecting
ethanol for each patient.
For more details on the disinfection procedure, please consult a specialist.
000_L-IE-5152E_CF-1.book Page 49 Monday, July 29, 2013 10:30 AM