Notepad/enter/Diffraction.md

Diffraction is a property of all waves and something that happens when a wave hits an object or passes through an aperture. This applies to waves in a pond, sound waves, or light waves

• this gives CDs their amazing shiny culture
• as well as opals their textured shine
• as well as atoms and molecules
• the reason why nearby stars also have their distinct patterns

Arago Spot

Frenel Zone Plate

When you shine light through a series of lines it becomes a working diffraction grating.