2.5mm standard interface can also be tested directly without any adapter (SC/FC/ST connector) Seven test wavelengths 850nm980nm 1300nm1310nm 1490nm 1550nm1625nm DIY self-calibration at the same time press the +LIGHT key to enter the calibration mode, the screen letter "dBm" is not ed, press ZERO key to save, exit the calibration mode, the screen letter "dBm" is ed again High precision accuracy Altomatic calibration, Manufacturer: DIKKAC
2.5mm standard interface can also be tested directly without any adapter (SC/FC/ST connector) Seven test wavelengths 850nm980nm 1300nm1310nm 1490nm 1550nm1625nm DIY self-calibration at the same time press the +LIGHT key to enter the calibration mode, the screen letter "dBm" is not ed, press ZERO key to save, exit the calibration mode, the screen letter "dBm" is ed again High precision accuracy Altomatic calibration, Manufacturer: DIKKAC
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