FirstFiber Technologies manufactures professional-grade Optical Variable Attenuators (VOA) designed for precise signal power management in fiber optic networks. Our handheld attenuators provide continuous and accurate attenuation from 0 to 60dB, making them essential tools for testing optical receiver sensitivity, simulating cable loss, and calibrating telecommunication, CATV, and PON systems.
Featuring low insertion loss, broad wavelength ranges, and rugged designs, models like our FF-3303 series ensure reliable performance in both laboratory and field environments. Whether you need step attenuation or continuous tuning, our devices deliver the stability required for rigorous FTTx maintenance.
Browse our Optical Variable Attenuators below. Worldwide shipping and customized OEM services are available for bulk orders.
