<p>➀ Researchers developed a 3D display system using circularly polarized luminescence (CPL) technology to enhance visual quality and human-computer interaction; </p><p>➁ The system employs an orthogonal-CPL-emission mechanism and self-positioning microdevices with a record glum factor of 1.0, enabling real-time depth perception; </p><p>➂ Demonstrated in rescue simulations, the technology shows potential in robotics, industrial automation, and medical applications through immersive 3D control capabilities.</p>