| 摘要 |
PROBLEM TO BE SOLVED: To solve problems for example, when a conventional target sheet is stuck to a target frame, the target sheet is stuck by using a liquid paste or double sided tape, therefore, resulting in labor and time during the work, and a user has to buy a paste or tape additionally.SOLUTION: The target sheet is formed into a seal-state, therefore purchasing of a raw material is centralized and labor and time for sticking the target sheet can be reduced. |
