摘要 |
PROBLEM TO BE SOLVED: To provide an LED lighting unit capable of flexibly adjusting light-distribution characteristics with a simple structure.SOLUTION: The LED lighting unit 202 includes: one LED module 22L arranged on a central zone which is an approximately center of an LED arrangement range for arranging LED packages and made of one group of a plurality of LED packages respectively having designated rated output; and two LED modules 21H and two LED modules 23H arranged on the outside of the central zone so as to surround the central zone wherein the LED module 22L is arranged on the LED arrangement range and made of one group of the plurality of LED packages wherein they have rated output larger than any LED packages belonging to the LED module 22L. |