By proper selection of the radiant reflectance of the reflectors that are interleaved between the half-wave thickness spacers it is possible to design an all-dielectric bandpass for wavelength-division multiplexing. Its passband spectral shape approximates a Chebyshev polynomial.
© 2001 Optical Society of America
(060.1810) Fiber optics and optical communications : Buffers, couplers, routers, switches, and multiplexers
(230.4170) Optical devices : Multilayers
(240.0310) Optics at surfaces : Thin films
Philip Baumeister, "Design of a Wavelength-Division Multiplexing Bandpass with Quasi-Chebyshev Spectral Shape," Appl. Opt. 40, 1132-1137 (2001)