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Monday 28 May 2018 at 12:09
Quoted from StylesBitchly:I don't know what you mean by foam??
Put a black foam surround around the edge of the display panel to stop light bleed and improve the look of an LCD ColorDMD in the newer Stern display panels. I cut my own out of some black foam I got from work.
Source: http://pinside.com/pinball/forum/topic/star-trek-clubmembers-only/page/135#post-4422245