be careful with alcohol, it can destroy screen coating as well. make sure to check website of specific hardware manufacturer.

"Facebook also noted that alcohol-based wipes and cleaners are not recommended for use on the lenses. The lenses can be damaged by alcohol, so users should opt to use a dry microfiber cloth instead. If a smudge is being stubborn, users can dab a small amount of water on the cloth as well, but alcohol should not be used on lenses at all, according to the company."