| 摘要 |
According to one aspect, the invention provides a blocking apparatus and a blocking method for precisely aligning a button holder against a block during blocking process of lens manufacturing. According to another aspect, the invention provides a blocking apparatus a blocking method for automatically applying a wax material on a button. In one embodiment, the blocking apparatus includes an automatic wax delivery system having an automatic retractable dispensing nozzles for wax delivery.
|
