发明公开

LIGHT EMITTING DEVICE
摘要:
A light emitting device includes a casing, a light shielding cap and a light emitting unit. The light shielding cap is disposed in the casing, and has a containing opening and a plurality of cavity structures surrounding the containing opening. Each of the cavity structures is adapted to reflect ambient light incident into the casing for multiple times. The light emitting unit is disposed in the casing and is disposed in the containing opening correspondingly.
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