@incollection{Yasushi12, author = {Oshikane Yasushi and Nakano Motohiro and Inoue Haruyuki}, title = {Phase-Shifting Point Diffraction Interferometer Having Two Point Light Sources of Single-Mode Optical Fibers}, booktitle = {Selected Topics on Optical Fiber Technology}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Moh. Yasin and Sulaiman W. Harun and Hamzah Arof}, chapter = {14}, doi = {10.5772/30272}, url = {https://doi.org/10.5772/30272} }