Check the listing for details. Triber AOP100T-W-U Optical Power Meter. Condition: New: Never Used. Listed at 338.58 USD. Power Meter AOP100 series can provide precision measurement from 850 to 1625nm wavelength ranges and measuring range including -70dBm to +10dBm, -50dBm to +26dBm. Optical power meter can test the PM power to the light, light stability, inse ion loss, optical transmittance, reflectance of light and so on. It widely used in optical fiber communications, Fiber Optical Sensors etc. It is indispensable for scientific research and engineering construction. Features Calibrated Wavelengths: 850/1300/1310/1490/1550/1625nm APM820: +10 ~ -70 dBm, APM830: +26 ~ -50 dBm, reference value set.FC, SC, ST adapters and 2.5mm UPP 1000 data storage Data transfer (optional) 7X24 real-time test on PC; (optional) Built-in VFL (optional) Energy save mode REF set and dB set 850/1300/1310/1490/1550/1625nm Three-year recommended calibration interval