Thermographic image registers infrared heat signature. Hotter areas appear red, cooler blue.

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Visitors at Camera Obscura Musem in Edinburgh, Scotland, looking at their infrared heat signature from a thermographic, or infrared camera. The higher the temperature, the more black body radiation is emitted. Hotter areas are red, cooler areas blue. Note Blue bottle that's filled with ice and the models glasses, which register as cooler than unexposed skin.

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Size: 5406px × 3611px
Location: Camera Obscura Museum. Edinburgh Scotland
Photo credit: © Michael Doolittle / Alamy / Afripics
License: Licensed
Model Released: Yes

Keywords: camera, edinburgh, fun, heat, image, infra, infrared, map, mapping, obscura, red, science, signature, thermographic