Revision as of 12:04, 27 March 2023 by alpha>Indicwiki(Created page with "{{multiple image |direction=vertical |image1 =Human-Infrared.jpg |width1 =200 |image2 =Human-Visible.jpg |width2 =160 |footer =A comparison of a thermal image (top)...")
A comparison of a thermal image (top) and an ordinary photograph (bottom). The plastic bag is mostly transparent to long-wavelength infrared, but the man's glasses are opaque.