1.   Hamelin, who struggled at bat with the Royals the last two seasons, underwent corrective eye surgery in early October.

2.   Hamelin is concerned enough that he has talked to specialists about having corrective eye surgery.

3.   However, encouraged by his hitting in Puerto Rico after having corrective eye surgery, the Royals brought him to camp.

4.   Summit Technology Inc. and Visx Inc. are among the companies that make lasers used in corrective eye surgery.

5.   The contract was to have been announced Friday, but the team delayed it because Walker was undergoing corrective eye surgery.