Projection screen and projection system

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United States of America Patent

PATENT NO 11921413
APP PUB NO 20210341827A1
SERIAL NO

17280784

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A projection screen and a projection system using the projection screen. The projection screen includes a microstructure layer and a light absorbing layer sequentially stacked from the side where a projected light is introduced. The microstructure layer includes multiple microstructure units. Each microstructure unit includes one reflective surface and one lens surface opposite the reflective surface; moreover, the reflective surface is provided at a position matching the focus of the lens surface. The projection screen and the projection system can resist ambient light and have a high gain and a high contrast.

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Patent Owner(s)

  • APPOTRONICS CORPORATION LIMITED

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hu, Fei Shenzhen, CN 177 588
Li, Yi Shenzhen, CN 874 4925
Sun, Wei Shenzhen, CN 755 4821
Wang, Jie Shenzhen, CN 334 3048
Wang, Lin Shenzhen, CN 434 3651

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