LIGHTING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a lighting device capable of suppressing deterioration of a filter element.SOLUTION: A lighting device 100 includes a light emission module 130, a filter element 160 for cutting a wavelength component of a part of the light from the light emission module 130, and a lens 150 disposed between the light emission module 130 and the filter element 160. A distance L between the light emission module 130 and the filter element 160 is 8 mm or more and 100 mm or less.SELECTED DRAWING: Figure 6