How to pronounce“diffracts”in English

Now light diffracts off these crystals and due to the spacing between them, blue light constructively interferes and is therefore strongly reflected.

time so what was the problem the problem is if you focus down the light to a point uh you will have a defraction blow the lens uh diffracts the light and as a

If you get a single crystal of this silicon structure, it can diffract the light and change the light so that it diffracts and