| 摘要 |
A transmission device for a 2D image display module includes a securing member for securing the backboard and the lens, a programmable step motor adapted to be mounted on the bottom face of the box for driving the backboard to move relative to the lens; whereby the backboard is able to be moved in a pre-programmed manner such that images in the 2D image display module are able to be presented in a desired manner.
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