You have to carefully look at [upir’s] Arduino thermal camera project because it intersperses pictures of what you expect an 8×8 sensor will produce with images produced by a much better camera.

The Raspberry Pi compute module is a powerful piece of hardware, especially for the price. With it, you get more IO than a normal Pi, plus the ability to design hardware around it that’s spec… ...

The 2020 version allows for C/CS-mount lenses, while the new option allows for M12. There's more to read about the Camera Module 3, including its HDR prowess, in Pi's blog post.

“Since its launch two-and-a-half years ago, our 12Mpixel autofocus Camera Module 3 has found a home in a wide range of industrial and embedded applications,” according to the company. “But we’ve found ...

The Arduino monitors the battery level and indicates its charge on the RGB status LED. The Arduino can also trigger the camera’s shutter using an NPN transistor and 2.5mm 3 pole jack.” ...