| 摘要 |
An apparatus and a method are disclosed for placing at least two elements on a surface. The apparatus comprises means for supplying a surface, means for transferring the two elements to the surface, means for adjusting the position of the surface in a first direction, and means for adjusting the position of the transferring means in a second direction and about a rotation axis parallel to a third direction, the first, second and third directions being mutually orthogonal. Recognizing means are provided on at least one of the transferring means for recognizing position alignment marks provided on the surface.
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