RECESSED CEILING LUMINAIRE

摘要

PROBLEM TO BE SOLVED: To provide a recessed ceiling luminaire 11 which can reduce mutual thermal bad influence between a lighting device 42 and a lamp 12.

SOLUTION: Around an opening part 26 formed in the central region of a luminaire body 21, a quadrangular annular lamp 12 is arranged. In the position which is in between the opening part 26 of the luminair body 21 and the inside of one of the other sides 13 except the side 13 having a base 16 and does not overlap vertically to the lamp 12, a lighting device 42 is arranged. Mutual thermal bad influence between the lighting device 42 and the lamp 12 can be reduced.

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