US 11,885,478 B2
Lighting device
Makoto Hasegawa, Tokyo (JP); Nobuyuki Suzuki, Tokyo (JP); and Ken Kagabu, Tokyo (JP)
Assigned to Japan Display Inc., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on Sep. 7, 2022, as Appl. No. 17/939,408.
Application 17/939,408 is a continuation of application No. 17/226,144, filed on Apr. 9, 2021, granted, now 11,466,840.
Claims priority of application No. 2020-072759 (JP), filed on Apr. 15, 2020.
Prior Publication US 2023/0003363 A1, Jan. 5, 2023
Int. Cl. F21V 14/00 (2018.01); F21V 7/06 (2006.01); G02F 1/1337 (2006.01); G02F 1/1343 (2006.01); F21V 31/04 (2006.01); G02F 1/137 (2006.01); F21V 7/00 (2006.01); F21V 29/76 (2015.01); F21Y 115/10 (2016.01)
CPC F21V 14/003 (2013.01) [F21V 7/0033 (2013.01); F21V 7/06 (2013.01); F21V 29/763 (2015.01); F21V 31/04 (2013.01); G02F 1/137 (2013.01); G02F 1/133738 (2021.01); G02F 1/133742 (2021.01); G02F 1/134309 (2013.01); F21Y 2115/10 (2016.08); G02F 2201/122 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A lighting device comprising:
a resin having lens effect;
a reflection container including a reflecting inner surface;
an LED that is a light source;
wherein
the resin includes an emitting surface, a bottom opposing to the emitting surface, and a hole between the emitting surface and the bottom,
the LED is set in the hole at a side of the bottom,
the resin is contained in the reflection container; and
further comprising:
a first liquid crystal lens disposed on the emitting surface,
a second liquid crystal lens disposed on the first liquid crystal lens,
wherein
the reflecting inner surface of the reflection container is curved in a cross-sectional view, and
an outer surface of the resin that faces the reflection container is curved in a cross-sectional view.