CPC G02B 6/0066 (2013.01) [G02B 6/0055 (2013.01); G02B 6/0088 (2013.01)] | 20 Claims |
1. A light emitting module, having a main region and a peripheral region near the main region, the light emitting module comprising:
a backing plate;
a plurality of optical patterns disposed on the backing plate; and
a plurality of light emitting units disposed on the backing plate;
wherein, in a top view of the light emitting module, a first optical pattern of the plurality of optical patterns is closer to the main region than a second optical pattern of the plurality of optical patterns, the first optical pattern and the second optical pattern are in the peripheral region, and the first optical pattern is less than the second optical pattern in size.
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