Ulrich R, Rashleigh S C, Eickhoff W
Max-Planck-Institut für Festkörperforschung, 7000 Stuttgart 80, Federal Republic of Germany.
Opt Lett. 1980 Jun 1;5(6):273-5. doi: 10.1364/ol.5.000273.
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.
在弯曲的光纤中，横向内应力会引起双折射，即βb。在波长λ = 0.633微米的石英光纤中，βb = 7.7×10⁷r²/R²度/米，其中r是光纤半径，R是弯曲半径。
