<p>A light redirecting article for redirecting light toward comprises: a light exit surface with features meeting certain requirements;
wherein first and second surfaces of the features are opposed to each other at an angle ± that is in the range from 35 to 55 degrees;
wherein the light redirecting article is formed from a material having an index of refraction less than 1.60; and
wherein the target angle is from 5 to 25 degrees.</p>
