Viavi JDSU OLA-55M Fiber Optical Level Attenuator 1260-1650 nm SM 2280/22 SC/APC

The VIAVI SmartClass OLA-55M is a motorized single-mode optical level attenuator covering 1260–1650 nm, designed for fiber system testing, installation, and maintenance.

• Attenuation range 2.5 to 60 dB with 400 calibrated wavelengths and ±0.8 dB total accuracy
• Built-in level controller mode automatically stabilizes output power without a separate power meter
• Robust, shock-proof, splash-proof field design with USB remote control and no warm-up required