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The NOYES OFL250-100 1310/1550 nm single-mode OTDR and Laser Source, Optical Power Meter and Visual Fault Locator. Ideal for installation and maintenance testing of access and metro area networks operating at 1310 and/or 1550 nm. With short dead zone and 26 dB dynamic range performance, the OFL250-100 is ideal for troubleshooting single-mode fibers in local access and metro area networks. The OFL250-100 provides automatic and manual setup, automatic event detection, 12-hour battery life, internal data storage and USB connectivity. OTDR/OLS, OPM and VFL test ports are equipped with tool-free adapters, which can be changed in seconds. OTDR Specifications. Emitter Type: Laser. Available Wavelengths: 1310/1550 nm. Wavelength Tolerance: ±20/±20 nm. Dynamic Range (SNR = 1): 26 dB. Event Dead Zone: 1.5 m. Attenuation Dead Zone: 6.5/7 m. Pulse Widths: 5, 10, 30, 100, 300 ns, 1, 3, 10 ?s. Range Settings: 250 m to 256 km. Data Point Spacing: 12.5 cm (range <4 km), Range/16,000 (range >4 km). Group Index of Refraction (GIR): 1.4000 to 1.6000. Distance Uncertainty: ±(1 + 0.005 % x distance + data point spacing). OPM Specifications. Calibrated Wavelengths: 1310, 1490, 1550, 1625, 1650 nm. Detector Type: InGaAs. Measurement Range: +23 to -50 dBm. Accuracy @ -10 dBm: ±0.25 dB. Resolution: 0.01 dB. OLS Specifications. Emitter Type: Laser. Available Wavelengths: 1310/1550 nm. Wavelength Tolerance: ±20/±20 nm. Spectral Width (FWHM): 5 nm (maximum). VFL Specifications. Wavelength: 650 nm ±20 nm. Output Power (nominal): 0.8 mW.
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