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The Toolbox — Calculators

Fiber Optics & Optical

Optical link budget, fiber loss, and connector/splice budget calculators.

Optical Link Budget Calculator

Calculate whether a fiber optic link has sufficient power margin for reliable operation.

TX Power (dBm)

RX Sensitivity (dBm)

Fiber Type

Fiber Attenuation (dB/km)

Fiber Length (km)

Number of Connectors

Loss per Connector (dB)

Number of Splices

Loss per Splice (dB)

Safety Margin (dB)

Fiber Loss Calculator

Calculate total optical loss in a fiber run including connectors and splices.

Fiber Type

Fiber Length

Number of Connectors

Loss per Connector (dB)

Number of Splices

Loss per Splice (dB)

Connector / Splice Budget Calculator

Add fiber components to calculate total insertion loss and check against your link budget.

Total Link Budget (dB) — optional

Component	Loss/unit (dB)	Qty	Total (dB)
			1
			0
Total Loss			1