Bending-induced birefringence in single-mode fibers.
In a bent optical fiber, lateral internal stress induces a birefringence, betab. At lambda = 0.633 microm in a silica fiber, betab = 7.7 X 10(7) r2 /R2 deg/m, where r is the fiber radius and R is the bending radius.
Ulrich
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Max-Planck-Institut für Festkörperforschung, 7000 Stuttgart 80, Federal Republic of Germany.
Rashleigh
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Eickhoff
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