Reducing laser speckle part 3 : bye bye speckle !

The third part : installing the speckle reduction system on a screen, and testing it with the worst speckle-screen sample materials ! It exceeds my expectations, even in this amateuristic setup , almost all speckle is gone from the samples ! This is part 1 of a 3-part speckle removal video : Part 1 - The amp :    • Reducing laser speckle part 1 : the amp   Part 2 - The shakers :    • Reducing laser speckle part 2 : the shakers   Part 3 - Byebye speckle :    • Reducing laser speckle part 3 : bye bye sp...   Here's the link to the sine wave generator : https://www.hcd.be/sine.html