Active Mode Remote Infrared Spectroscopy Detection of TNT and PETN on Aluminum Substrates

Figure 1

FT-IR interferometer configuration: (a) active mode setup for standoff measurements using reflective telescope: 1, IR source, 2, Al plate; (b) plate mount: 3, tilting mount; (c) active mode setup for standoff measurements using refractive telescope.

(a)

(b)

(c)