Gadget Review: KAIWEETS KTI-W01 Thermal Imaging Camera


A thermal selfie.

The good folks at Kaiweets have sent me their KTI-W01 Thermal Camera to review. You can use coupon code TEB15 for an exclusive 15% discount. Let's get this unboxed and working! Demo Photos The photos are stored as JPGs which can be read by any normal graphics program. They also contain the thermal metadata which you can extract with specialist tools. Here's the full photo taken with the camera. It shows the interior of an office with some computer equipment on a shelf. You aren't…

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Reverse Engineering the .IRG infrared thermal imaging format - help needed


My smiling post. My nose is very cold.

I always find it depressing when I reach the limits of my abilities. I have a new Thermal Imaging camera. It automatically saves photos in two formats. The first is a standard JPEG with false colours and metadata superimposed. The second is a .irg file which can only be opened by the Windows-only software which comes with the camera. Judging from what that software shows, the .irg contains a raw thermal image and separate metadata. That makes it more useful for analysis. What I know…

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Gadget Review: Topdon TC004 Infrared Camera


Liz is rendered in warm colours. The freezer is dark. The temperature range goes from mid 30C to -17C.

A few years ago, I tried out that Seek Thermal Compact Infrared Camera which is a USB addon for phones. It was a good gadget, but had a number of compromises to get it into such a small form-factor. I've just been sent the TopDon TC004 handheld thermal camera to review. It's a chunky beast of a device. About the same size as a large barcode scanner - and pretty weighty. It promises superb thermal imaging, video recording, and a host of useful features. But how does it do? And, more…

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Gadget Review: Seek Thermal Compact Infrared Camera


A small camera with a big lens.

Winter is coming! And, as such, I want to check which parts of my house are leaking heat. So, the natural solution is to buy an Infrared Camera and point it at things! The Seek Thermal is a curious beast. While you can buy Android phones with built in thermal cameras, and dedicated devices, this is an add-on. Plug it into your existing phone, download an app, and off you go. In theory! Here's a quick selfie! Why a selfie? It's backwards! If you get the USB-C version, you can plug…

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