What is a diffraction grating? When to use it?

W_Heisenberg · Apr 6, 2012

Hi,

I wonder what does a grating do in optics. Or any application in reality?

Thanks

kak111 · Apr 6, 2012

When to use it?

in above book
chapter 13. APPLICATIONS OF DIFFRACTION GRATINGS

Diffraction grating interactive java animation
http://www.physics.uq.edu.au/people/mcintyre/applets/grating/grating.html

Good set of diffraction interactive animations
http://www.falstad.com/wave2d/

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