Fiber Optic Loss Calculator
Fiber Optic Loss
Calculate total loss in a fiber optic link.
Formula
Total = (Length x dB/km) + (Splices x 0.1) + (Connectors x 0.5)
Frequently Asked Questions
What is typical fiber loss per km?
Single mode fiber has about 0.35 dB/km at 1310 nm wavelength.
How much loss does a splice add?
A fusion splice adds about 0.1 dB of loss.