CPC H05B 1/0236 (2013.01) [F21V 5/00 (2013.01); F21V 7/00 (2013.01); H05B 6/46 (2013.01); F21W 2107/10 (2018.01); H05B 2203/017 (2013.01)] | 42 Claims |
1. A heat-emitting transparent plate comprising:
a heat-emitting region that is transparent to visible light and configured to emit heat by absorbing infrared rays,
wherein the heat-emitting region comprises a meta-surface,
wherein the meta-surface comprises a plurality of meta-patterns configured to absorb the infrared rays, and
wherein the plurality of meta-patterns comprise:
a plurality of first meta-patterns; and
a plurality of second meta-patterns different from the plurality of first meta-patterns.
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