Greenblum & Bernstein, P.L.C.
Lighting device
A lighting device is provided with an illumination unit including two or less LED light sources. The illumination unit uses the two or less LED light sources to emit light of a short wavelength band and light of a long wavelength band. An output varying unit functions to vary an output of at least the long wavelength band light. When the output varying unit receives a varying signal, the output varying unit functions to decrease the output of at least the long wavelength band light.
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
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Hiroshi Ayako Yoshinori Kensuke Takashi Toshihide Naohiro Kouichi Sayaka Hiroki
Hamano Tsukitani Karasawa Yamazoe Saito Mori Toda Wada Nishi Noguchi