Wafer fusion bonding of fused silica, surface relief transmission gratings have been demonstrated. Used in DWDM free-space devices, the bonded gratings have an athermal behaviour, a large mechanical ruggedness and in some cases higher diffraction efficiencies than non-bonded gratings.
© 2003 Optical Society of America
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.1950) Diffraction and gratings : Diffraction gratings
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.1810) Fiber optics and optical communications : Buffers, couplers, routers, switches, and multiplexers
J. Holm, S. Weichel, and J. Bastue, "Fusion Bonded Transmission Gratings for Temperature Compensated DWDM De-Multiplexing," in Optical Fiber Communication Conference, Technical Digest (Optical Society of America, 2003), paper FL4.
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