When considering source-to-fiber coupling efficiencies, the ________ is an important parameter than total output power.

When considering source-to-fiber coupling efficiencies, the ________ i

1.	When considering source-to-fiber coupling efficiencies, the ________ is an important parameter than total output power.
A.	Numerical aperture
B.	Radiance of an optical source
C.	Coupling efficiency
D.	Angular power distribution
Answer» C. Coupling efficiency

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When considering source-to-fiber coupling efficiencies, the ________ is an important parameter than total output power.

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