Corelink W-20BL Optical Power Meter – Compact, Accurate, and Reliable Fiber Optic Testing Tool The Corelink W-20BL Optical Power Meter is a miniature, full-featured, and highly portable device designed for precise measurement of optical signal power in fiber optic networks. With a wide power measurement range, high accuracy, and support for nine working wavelengths, this meter is ideal for telecom professionals, network engineers, and installers working on a variety of fiber applications.Product Features· Lighting Function· Auto-off Function· RJ45 Tracking & Sequence· LCD & High-Visibility backlit· 9 Working Wavelengths (850/980/1270/1300/1310/1490/1550/1577/1625nm)Product Specifications Parameters Type-A Type-B Measuring Range -70- 6db -50--26db Working Wavelength 850/980/1270/1300/1310/1490/1550/1577/1625nm Connector Type Universal Interface Sc, St, Fc Detector Type Ingaas Detector Area Ф0.3 Uncertainty ±5% Resolution 0.01db Tone Detection 270hz, 1khz, 2khz Refresh Rate 20hz Power Supply 2 X Aaa Batteries/Lithium Battery Auto Power-Off Time 10mins Dimension 115×68×28mm Weight 138g (Machine Net Weight) Storage Temperature -10~ 50 C Operating Temperature -20~ 70℃ Built-In Vfl (Optional) Wavelength 650nm±20nm Output Power 2/10/15mw (Optional) Connector Universal Interface Sc/Fc/St Rj45 Cable Sequence Test Distance ≤300m
