There is also PaperCast company (http://www.papercast.net http://www.papercast.net). They found their market in bus stop displays, but also work for other appli

There is also PaperCast company (http://www.papercast.net http://www.papercast.net). They found their market in bus stop displays, but also work for other applications. You get illuminated device for outdoor use in anodised aluminium frame and with antiglare front protective glass. Just contact them. They will try to find a solution also for your application.