If Pablo Sandoval could see well enough to hit .315 with 23 homers and 70 RBI in 2011, what could he do with Lasik corrective surgery?The answer will come in 2012.Sandoval underwent the surgery on his left eye, which presumably will vastly improve his vision when hitting right-handed. That was his weak side last season. Either way, the hope is that his long-term vision issues will e resolved.In the past, Sandoval tried contact lenses and prescription goggles but was uncomfortable with both. He told a Spanish-language blog that he has struggled with his vision since the Giants' 2010 championship season, in which he had a down year. "It was a very simple Lasik operation in the left eye, just 30 minutes," Sandoval told Beisbol por Gotas. In the final...