jfh on "Batman 66 - Official Club Thread"
Wednesday 24 January 2018 at 01:04
Quoted from MK6PIN:While we're talking about that screen....has anyone taken a ball hit or 2 up there? I have, and actually tried to clean it once, causing very slight scratching...any thoughts?
Don't hit any balls up there.... 
Source: http://pinside.com/pinball/forum/topic/batman-66-official-club-thread/page/166#post-4191950