light power meter

基本解释

The power meter features light in weight, high accuracy, reliable structure, easy to carry and operation without need of external power supply.
主要特點爲重量輕，精度高，結搆可靠，測試不要外接電源，攜帶方便。
In just a few years, every door lock, card reader, video camera, vehicle, power meter, and light switch will have an IP address-- at least in the business world.
數年之內，至少在商業領域，每一個門鎖，每一個讀卡器，每一個攝像頭，電表，甚至是電燈開關都會被賦予一個IP地址。
By use of optical fiber attenuator, Y mode optical fiber divider and normal light power meter, the accuracy rating of the loss testing instrument can be evaluated.
利用光纖衰減器、Y型光纖分路器及標準光功率計，可評價損耗測試儀的精度等級。