| 摘要 |
<p>A light guide member for guiding light incident thereon from a light source, the light guide member including a plurality of the first grooves extending along a first direction on a first side of the light guide member,
a plurality of second grooves extending along a second direction on the first side of the light guide member, the first direction may cross the second direction such that the first grooves and the second grooves may form a matrix pattern on the first side of the light guide member, wherein a polygonal shaped projection is formed between every two adjacent ones of the second grooves and a corresponding two adjacent ones of the first grooves.</p> |
