“Soldering SMD components can sometimes be a bit of a challenge, especially when it comes to things like 0.4mm pin pitch TQFP chips with 100 or more pins. In such cases, having access to some kind of magnification could be really helpful. In an attempt to address this issue, I decided to build my own soldering microscope based on a Raspberry Pi Zero W and a camera module. The microscope is capable of streaming Full HD video directly to an HDMI monitor with practically no latency, which is perfect for soldering. But also over WiFi with a latency of less than half a second, which is pretty good for board inspection. Optionally, with a bit of an extra cost the microscope can also be made portable, which combined with its WiFi video streaming capabilities opens up an extra dimension of potential use cases.”
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