A visit to ASML with a deep dive into diffraction and imaging:
0:00 Intro
3:14 How big big are chip patterns nowadays?
5:00 Arriving at ASML Veldhoven
5:50 Interview Sander Blok part 1
7:40 About diffraction and image formation
9:36 Fraunhofer (far field) interference / diffraction explained
11:15 Diffraction on photolithography masks
15:11 About critical dimension
17:27 Example of computational photolithography
19:23 Interview Sander Blok part 2
21:46 EUV is difficult...

by the way, the frequency of the tin droplets apparently is 50.000 not 15.000 per second.

Animations were made using a Phyton script for Nvidia cuda, which was supplied to me by    / @diffractionlimited  
The script with instructions to install it can be downloaded from github:
https://github.com/0x23/WaveSimulator2D

Third party images / video:
Sleepy guy:    • How To Sleep On Your Desk  
Source mask optimization:
https://opg.optica.org/directpdfacces...
If you cannot access the article, search for the title in google: " Source mask optimization using the covariance matrix adaptation evolution strategy"

Royalty free music used:
Road Trip - Slynk
Sharp Edges - half.cool
Floating - Early Birds

All imagery inside the ASML manufacturing facilities is stock video material shown Courtesy of ASML and IBM.
ASML YouTube Channel:    / @asmlcompany  
Want to work at ASML?: https://www.asml.com/en/careers/find-...

Into viewing wave simulations? Nils Berglund has a ton of them:
   • Optics (refraction, diffraction, and ...  

Did I forget anyone? Please let me know and we will work it out.