The selection and testing of coating materials that are suitable for both the far IR (in the 10-µm range) and visible regions are described. Using these materials, I show here the design concept and fabrication of a beam-splitting coating for separating two widely separated spectral regions.
© 1994 Optical Society of America
Mordechai Gilo, "Design of a far-infrared and visible separation filter," Appl. Opt. 33, 6648-6650 (1994)