A light-redirecting optical structure includes a first side and a second side, the first side including plurality of linear prisms having a visibly random shaped surface on the prisms and a plurality of cross-cut prisms on first side which are oriented at an angle such that it is greater than zero degrees but less than 180 degrees.A backlight wedge includes a stepped structure on a bottom side that decreases in size traversing the wedge away from a light source which is positioned at an end and having a visibly random shaped surface on said wedge.

 
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> Apparatus configured for illuminating paper-based forms of payment and cash register comprising same

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