Industry news
Ledu Optoelectronics obtained ISO9001 quality management certification
Dec 28, 2021
12-282021
Ledu photoelectric projection calculator version 2.0 released
Dec 28, 2021
12-282021
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
Judgment and treatment of the problem of out-of-focus projection lens in splicing and fusion of projector
Apr 25, 2021
04-252021
We share common problems with you.