Structured Light Scanners, or ‘SLS’ are something you may have seen ghost hunters use when looking for the ‘physical embodiment of spirits’. While they command a high price on the internet, the chances are, you can pick up the important pieces from eBay or a local charity shop for not much outlay. You just need to know what to look for, and how to hook up them up with the right software. You’ll be surprised just how easy this is. Firstly, what do we mean by ‘structured light’?
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