CPC F21S 41/20 (2018.01) [B60Q 1/0011 (2013.01); F21S 41/192 (2018.01); F21S 41/30 (2018.01); F21S 41/32 (2018.01); F21S 41/663 (2018.01); F21S 43/14 (2018.01); F21S 43/15 (2018.01); F21S 43/195 (2018.01); F21S 43/20 (2018.01); F21S 43/30 (2018.01); F21V 3/02 (2013.01); F21V 3/04 (2013.01); F21V 13/02 (2013.01); F21V 13/08 (2013.01); F21V 15/012 (2013.01); F21V 29/503 (2015.01); F21V 29/70 (2015.01); G02B 6/0031 (2013.01); G02B 6/0051 (2013.01); G02B 6/0055 (2013.01); G02B 6/0083 (2013.01); G02B 6/0085 (2013.01); G02B 6/0088 (2013.01); G02B 6/0095 (2013.01); H01L 25/0753 (2013.01); H01L 33/48 (2013.01); H01L 33/56 (2013.01); H01L 33/58 (2013.01); H01L 33/60 (2013.01); H01L 33/62 (2013.01); B60Q 1/04 (2013.01); B60Q 1/2696 (2013.01); B60Q 1/30 (2013.01); F21V 31/04 (2013.01); F21Y 2105/10 (2016.08); F21Y 2115/10 (2016.08); H01L 2224/48091 (2013.01); H01L 2224/48247 (2013.01)] | 17 Claims |
1. A lighting device comprising:
a board;
a plurality of light sources disposed on the board;
a reflection unit disposed on the board;
a resin layer disposed on the board so that the plurality of light sources is embedded therein;
a reflector disposed on a side surface of the resin layer; and
an optical pattern layer disposed on the resin layer,
wherein the optical pattern layer comprises a first optical sheet disposed on the resin layer, a second optical sheet disposed on the first optical sheet, an optical pattern disposed between the first optical sheet and the second optical sheet, an adhesive pattern layer disposed between the first optical sheet and the second optical sheet, and a second spacing part disposed between the first optical sheet and the second optical sheet,
wherein the second spacing part is disposed between the optical pattern and the adhesive pattern layer, and
wherein the second spacing part is disposed between the optical pattern and the first optical sheet.
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