☆To learn working principle and optical-electrical characteristics of high-power white light LED;
☆To grasp light intensity, luminous efficiency and light distribution of high-power white light LED
Main configuration
☆Characteristic tester, digital controlled source, test bracket
☆Luminous intensity measurement: four ranges: 0-3999.9mcd, 0-399.99mcd, 0-39999mcd, and 0-399.99cd;