A novel fiber tapering shape, which is based on compound parabolic geometry, is proposed to increase the acceptance angle of a compound parabolic concentrator. The proposed design is described by use of ray optics on a step-index multimode fiber.
© 2004 Optical Society of America
Lee C. Chen, Andy L. Y. Low, and Su F. Chien, "Compound Parabolic Tapered Fiber for Fiber Coupling with a Highly Divergent Source," Appl. Opt. 43, 5923-5925 (2004)