PROBLEM TO BE SOLVED: To provide a medical shadowless lamp that does not become a hindrance against operation when operation or treatment is carried out and does not provide any cause for lacking a doctor's stable mind and giving uneasiness to a patient.SOLUTION: In this invention, a medical shadowless lamp is constituted in such a way that a plurality of irradiation units 3 are arranged at an irradiation body 1, a plurality of LED units 4 are arranged in the irradiation unit 3, LED tips 5 for emitting three original colors of red (R), green (G) and blue (B) are arranged in the LED units 4. LEDs 7R, 7G, 7B emitting lights of three original colors of red (R), green (G) and blue (B) are properly spaced apart in a circumferential direction and arranged in the LED unit 4. It may also be applicable that LED tips 5 for emitting lights of three colors of red (R), green (G) and blue (B) and an LED tip 6 for emitting light of white (W) are concurrently arranged.
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