As seen  (2002) the sense of sight is the sensory element for vision and select visual distances, and the presence of both eyes over the horizon of vision and field of vision , and the importance of the visual sense in the sport can be divided into two categories the first for training and the second for player, during the game the visual play an important role in the performance skills by that way the player can knows his place for the competitor and can determine the movements that can be kind of performance, and the movements of the opponent being able to take the appropriate position for that attack or defense. (12: 270)