21 Cleaning, disinfection and maintenance
Instruction Manual Keratograph 5M (G/77000/XXXX/EN – Rev05) 83 / 106
21.2.1 Cleaning the Housing
It is best to clean the housing surfaces with a soft cloth and an anti-
static cleaning agent.
Wipe off any residue from painted surfaces with the mixture for
painted surfaces.
21.2.2 Cleaning the Chin-Forehead Rest
Make sure that no liquid gets into any of the openings of the
Keratograph 5M.
Clean the chin-forehead rest with a soap solution (or with alcohol,
if very dirty).
Use a lint-free, damp cloth.
21.2.3 Cleaning the Placido Bowl
The Placido bowl is a precision component and is pressure-sensitive.
The surfaces of these components are susceptible to scratching.
Take special care when cleaning the surface of the Placido bowl.
Use a lint-free, dry cloth.
Make sure that no dust gets into the little holes.
If necessary, you can also carefully clean the Placido bowl with a
barely damp cloth.