A laser-diode–optical-fiber coupling scheme that uses aspherically ended thermally overexpanded fiber is proposed. The scheme is verified by both an analytical formalism and a wide-angle beam-propagation method analysis in cylindrical coordinates.
© 1998 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2340) Fiber optics and optical communications : Fiber optics components
(130.0250) Integrated optics : Optoelectronics
(230.7370) Optical devices : Waveguides
Gyeong-il Kweon, In-shik Park, and Jong-in Shim, "Laser-to-fiber optical coupling scheme with a long working distance by use of thermally overexpanded fiber," Appl. Opt. 37, 4789-4796 (1998)