A new bending-loss formula for dielectric waveguides with rectangular cross section is obtained. Some important differences are shown, compared with the existing formula obtained from a slab-waveguide model.
© 1978 Optical Society of America
Mitsunobu Miyagi and Shigeo Nishida, "Bending losses of dielectric rectangular waveguides for integrated optics," J. Opt. Soc. Am. 68, 316-319 (1978)