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Causes Of Excessive Attenuation: Stretching

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Fig 1: Identifying Types Of Cable Failure (Stretching)
G03390663Courtesy of BMW OF NORTH AMERICA, INC.

Overstretching of the fiber optic cables, caused by pulling for example, can destroy them.

Stretching reduces the cross-sectional area of the fiber core. Restricted passage of light is the end result.