WINTER PARK, Fla., Sept. 5 -- LaserSight Inc. announced today that it has filed for Chapter 11 bankruptcy protection and reorganization in the US Bankruptcy Court, Middle District of Florida, Orlando Div., due to "continued cash-flow issues." LaserSight is a supplier of laser vision correction technology; the company's LaserSight Technologies subsidiary makes excimer lasers, which surgically correct nearsightedness, farsightedness and astigmatism. 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