Cooled Infrared Dichroic Beamsplitters and Filters for the MIRI Spectrometer and Imager (5-29µm)
G J Hawkins, R E Sherwood, B M Barrett
Proc. OSA Technical Digest Optical Interference Coatings, WDPDP1, ISBN: 1-55752-841-1 (2007)
Abstract
The spectral design and fabrication of cooled (7K) mid-infrared dichroic beamsplitters and bandpass filter coatings for the MIRI spectrometer and imager are described. Design methods to achieve the spectral performance and coating materials are discussed.