A reading card is provided having a reading lens portion that is integrally molded in a unitary form with a card base. The SFG receives part of both an input beam and a continuous-wave beam. The speech recognition processor is based on a numeric language that represents a subset of a vocabulary. Neighboring ribs defining a corresponding void having a complementary generally triangular cross section. Therefore, the array substrate includes one light sensing switching element corresponding to one pixel so that structure of the array substrate is simplified and opening ratio is increased.