To provide an automated packaging device capable of boxing a batch of particular number of packages when preparing as the final product a batch of packages, each of which contains a contact lens, and capable of packaging conforming lens-packages in a batch after ejecting in particular nonconforming lens-packages, thereby arranging the lens packages as a unit.

In the packaging device for boxing a batch of a particular number of packages, each of which contains a single contact lens, gaps in the direction of the arrangement of the products, which are created, in particular, after lens packages that do not meet the unified standard are ejected, are removed, and the packages are aligned as a batch. Then, the batch is carried to a packaging process to be packaged automatically.