Traditional Culture Encyclopedia - Photography and portraiture - What is a radiation heat shield, what is its working principle, online, etc.

What is a radiation heat shield, what is its working principle, online, etc.

The principle can be found in the chemical engineering principle book, not half of the sentences can be expressed clearly and need to be calculated. Simply put, adding a thin plate to the heat source is several times or even dozens of times smaller than adding nothing. As long as the sheet is heat-resistant. Even adding aluminum plate can have a good effect.