Alcon (NYSE:ALC) reported quarterly earnings of $0.78 per share which missed the analyst consensus estimate of $0.79 by 0.64 percent. This is a 8.33 percent increase over earnings of $0.72 per share from the same period last year. The company reported quarterly sales of $2.702 billion which missed the analyst consensus estimate of $2.717 billion by 0.56 percent. This is a 9.08 percent increase over sales of $2.477 billion the same period last year.