PM-DI20X型台式光功率计是一种高稳定、高分辨力、高灵敏度的光功率计，可进行宽动态范围、高精度光功率测量、高分辨率的损耗测量和稳定度测量。
PM-DI20X desk type optical power meter is a kind of optical power meter with high stability, high resolution and high sensitivity, which can be used for wide dynamic range, high-precision optical power measurement, high-resolution loss measurement and stability measurement.
