To provide a lighting device capable of producing various images to relax people.
This lighting device is composed of a container 2 with transparent side wall 7a including a supply opening 10 directed downward and an exhausting opening 13a directed upward inside it, transparent liquid 3 filled in the container 2, a pump 4 to push air out of the supply opening 10 and a floodlight 5 to flood different colors of lights into the container 2. The air pushed out of the supply opening 10 by the pump 4 turns into bubbles B that make various aspects of lights when various colors of lights are irradiated to the liquid 3 bubbling up the bubbles B and people who look at the illumination through the transparent side wall 7 of the container 2 are relaxed.
YAMADA ATSUSHI
YAMAMURA NAOHIRO
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