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Multi-Wavelength Meter. Wavelength : 1270 nm to 1650 nm. Absolute accuracy (lines separated by >=15 GHz): ±2 ppm (±0.003 nm at 1550 nm and 1310 nm). Differential accuracy (characteristic): ±1 ppm. Minimum resolvable separation (characteristic): 10 GHz (0.08 nm at 1550 nm, 0.06 nm at 1300 nm). Display resolution: 0.001 nm. Amplitude Linearity, 1270 nm to 1600 nm, lines above -30 dBm: ±0.3 dB. Flatness, ±30 nm from any wavelength: 1250-1600 nm (characteristic): ±0.2 dB. Display resolution: 0.01 dB. Maximum safe input level (sum of all lines): +18 dBm. Measure up to 200 laser lines simultaneously.
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