Kodak DC3400 User Manual page 142

Clean the lens and back LCD screen:
Do not use cleaning solutions unless they are designed specifically for
camera lenses. Do not wipe the camera lens or LCD screen with
chemically treated eyeglass lens tissue as it may scratch the lens.
Blow gently on the lens or LCD screen to remove dust and dirt.
1
2 Moisten the lens or LCD screen by breathing lightly on it.
3 Wipe the lens or LCD screen gently with a soft, lint-free cloth or an
untreated lens-cleaning tissue.
Service agreements are available in some countries. Please contact a
dealer of KODAK products for more information.
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