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The Agilent N3970A Handheld Optical Power Meter is a high-end, user-friendly, wide dynamic range device featuring three percent overall accuracy, quick response time and no need for a warm-up period. Specifications. Sensor: Element InGaAs. Wavelength Range: 850 to 1650 nm. Calibration Wavelengths: 850, 1300, 1310, 1550 nm. Power Range: +5 to –60 dBm (850 nm), +5 to –70 dBm (other wavelengths). Maximum Input Power: +15 dBm. Uncertainty at reference conditions: ±0.13 dB (±3%). Total Uncertainty: ±0.3 dB (±7%) ±2 pW. Autotest sensitivity (typical): -40 dBm (850 nm), -50 dBm (other wavelengths). Operating Time: 250 hours. Applicable Fiber Type: 9/125 µm to 62.5/125 µm. Optical Input: Non-Contact, Removable Connector Adaptors. Display Type: LCD, 4 digits. Display Resolution: 0.01dB, 3 digits in linear mode. Display Units: dB, dBm, nW, µW, mW.
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