1/Exclusive shape, patented polarized lens design, fixed-point illumination of the blackboard area,uniformity reaches 0.8.

2/Asymmetrical polarized light, no light, no glare, no glare.

3/Quantum dot technology light source, color rendering index reaches 98, close to natural light.

4/Exempt blue light standard RG0, no eye damage.

5/Boom installation, beautiful and generous