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US 11,886,103 B2Granted
Projection screen
AssigneeAppotronics Corporation Limited
InventorsFei Hu, Shijie Li, Lin Wang, Yi Li
Life of this patent
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Abstract
The projection screen includes a reflective layer and a light-absorbing layer, where the reflective layer is configured to receive and reflect projection light, and the light-absorbing layer is arranged on the reflective layer; the light-absorbing layer includes a plurality of irregularly arranged light-absorbing members; and the light-absorbing members are configured to absorb at least a part of the projection light, so as to make a brightness of a projected image uniform.
Claims16
A projection screen, comprising:
- a reflective layer, configured to receive and reflect projection light;
- and
- a light-absorbing layer, arranged on the reflective layer and comprising light-absorbing members that are irregularly arranged,
- wherein the light-absorbing members are configured to absorb at least part of the projection light, and the projection screen displays to display a projected image with a uniform brightness;
- wherein the light-absorbing members are arranged based on a dispersion coefficient V, and 0.7<V<0.95.
2 more elements
Dependencies are inferred from the claim text.