Ledu photoelectric projection calculator version 2.0 released
1. Increase the drag of the projector and the screen will change automatically.
2. The relationship between the audience and the screen and projection can be estimated
3. Increase the projec
In more and more exhibition projects, when multiple projectors are spliced and merged, the situation of merging and running, the picture is out of focus.
We share common problems with you.
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