Variation in the modulation depth of modal interference as a function of wavelength is used to determine the effective cutoff wavelength of elliptical-core fibers accurately. The results indicate one-order-of-magnitude improvement in the accuracy of measurement.
© 1993 Optical Society of America
Original Manuscript: September 24, 1992
Published: March 1, 1993
A. T. Alavie and B. G. Grossman, "Accurate measurement of effective cutoff in elliptical-core fibers," Opt. Lett. 18, 343-345 (1993)