配合各种积分球用于测量大小功率LED的总光通量及相关电性能参数，内置恒流源，操作方便、显示直观，适合LED电参数光通量快速测试和质量控制
配合各种积分球用于测量大小功率LED的总光通量及相关电性能参数，内置恒流源，操作方便、显示直观，适合LED电参数光通
量快速测试和质量控制。
The system (coordinate with various integrating spheres) can measure total luminous flux and relative electric parameters
of the low power or high-power LED, with constant current power supply, easy operation, visual display. Suitable for LED
electrical parameters luminous flux rapid test and quality control.
