Sports Vision Performance Center Open for Business (3 of 3) (image) University of Houston Share Print E-Mail Caption The picture shows the many different pitches a batter might face when taking a swing. The type of ball being thrown is identifiable by the orientation of the seams. The Sports Vision Performance Centers is geared toward athletes and testing these specialized skills. Credit Photo courtesy of American Scientist Online. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.