자유 형상 렌즈 배열화를 통한 사각형 영역을 조명하는 LED 가로등 설계

초록

A freeform lens with a circular illuminating area was optimally designed for fulfilling the condition of a uniform illuminance, and an array of the lens was arranged for designing a LED street-light with rectangular illuminating area. The LED street-light was found to have the illuminance uniformity of about 72%.