HP 8156A Optical Attenuator 1310/1550nm SM – 60 dB, 0.001 dB, GPIB Opt 101
Type: Programmable Optical Attenuator. Attenuation Range / Resolution: 0–60 dB ,0.001 dB resolution (no ranging). Wavelength Range: 1200–1650 nm (designed for 1310/1550 nm SM use). It is subject to change, especially during peak periods.