Here are some for $55 each as long as you don't mind Red

https://www.amazon.com/dp/B004HW73O8/ref=twister_B004YZZQ10?_encoding=UTF8&psc=1

I think I would go the Canon route because I THINK these same cameras could be used for building your own Open Source Structured Light Scanner. http://www.3dunderworld.org/software/

I haven't verified that this particular Canon model is compatible with that project, but I've been wanting a structured light scanner for a long time and this looks like the cheapest way to do it.