The camera system enables the possibility of doing scanning and also it can be used as a stroboscope so this page will describe the setup. Here are examples of the stroboscope and the scanner

https://www.youtube.com/watch?v=M2ut38dVjQI&feature=youtu.be

The software for controlling a raspberry pi camera keeps evolving. Here is a cool one I just found

http://blog.cudmore.io/triggercamera/

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This system work with different focal distance lenses. Normally preferred is the 25mm focal distance lens.