Diffraction Course
Gain expertise in diffraction from basic principles to practical sensor design applications. Master Fresnel and Fraunhofer regimes, Airy patterns, slit diffraction models, and FFT-based beam propagation techniques to accurately predict spot sizes, select appropriate apertures, and validate optical setups using real-world physics experiments and simulations.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
This practical Diffraction Mastery Course equips you with tools to confidently analyse and design aperture systems. Review wave optics fundamentals, grasp Fresnel and Fraunhofer diffraction regimes, calculate Fresnel numbers, model slits and circular apertures, predict central lobe widths on detectors, select optimal dimensions, and verify outcomes through numerical simulations and simple experiments.
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Develop skills
- Master diffraction regimes: swiftly determine Fresnel versus Fraunhofer for any optical setup.
- Calculate slit and Airy patterns: forecast minima positions, lobe widths, and detector spot sizes.
- Design apertures efficiently: dimension slits and apertures to achieve desired sensor coverage at 0.5 m distance.
- Utilise Fresnel number effectively: assess approximation accuracy and select between analytical or numerical methods.
- Simulate and verify beams: perform FFT propagation simulations and measure precise lobe characteristics.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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