If a there is a cold or hot heat source on one side of the wall and it is strong enough to change a part of the walls temperature this can be picked up.
Thermal imaging see through walls.
Thermal imaging cannot see through walls.
To understand this one needs to know how infrared thermal imaging works.
Walls are too thick and have enough insulation to block infrared radiation.
Thermal imaging devices cannot get past thick obstacles like concrete.
Humans can only see the tiny visible portion of the light spectrum.
No thermal cameras cannot see through walls at least not like in the movies.
Instead thermal cameras detect temperature differences on the surface of a wall that is caused by something on the other side.
The answer is no.
When focused on a building they identify the parts of a structure that give off more or less heat than others.
There are a lot of myths about thermal imaging thermal can t see through walls.
Can thermal imaging see through walls.
Unless it s a very thin wall and your body heat is heating the wall up enough to be seen from the outside thermal can t see through other objects either for example a bunch of trees in the forest.
If you point a thermal camera at a wall it will detect heat from the wall not what s behind it.
The short answer is no except in extreme cirumstances.
This is a popular misconception that we ve wrongfully believed because of movies.
They can t see through walls.
That s because in several different situation a thermal camera will see like its can detect thermal radiation through a wall.
Walls are generally thick enough and insulated enough to block any infrared radiation from the other side.
How can you hide from thermal imaging technology.
What thermal imaging devices can actually do although and what makes some people think that thermal imaging devices can possibly see through walls and concrete is to see how objects under the surface of specific items affect this item s temperature.
Thermal imaging devices can t see through walls.
As most walls are thick to keep a building insulated a thermal camera has no way of picking up on the heat on the other side of the wall.
First let s clear up a common misconception.
Imagine plugging a pocket sized camera device into your smart phone and then being able to see leaky pipes or ductwork inside walls.
Instead thermal cameras only see surface temperature changes that are caused by the objects behind the wall but not actually seeing through it.
For instance a thermal camera won t pick up a rodent moving through a wall but could detect a rodent nest that has been.
Infrared light is part of the invisible light spectrum.
We often get asked if a thermal camera will be able to see through a wall.
Thermal cameras read the heat radiating off of an object.
The colors we see everyday are between the uv and ir on the spectrum outside that tiny portion of the light spectrum the light is invisible to use.
That s what the seek thermal camera does.