School of Physics Lecture Demonstration Manual

Diffraction

Od-1 Diffraction (Using 1, 2, 4, 8, 16 Slits)

Published: Wednesday 15 March 2006

To demonstrate the diffraction pattern of a multi slit object.

Od-2 Diffraction (Using Grating 4000, 8000, 15000 lines/inch)

Published: Wednesday 15 March 2006

To demonstrate the diffraction pattern accompanying a transmission grating with thousands of lines to the inch.

Od-3 Diffraction (Fraunhaufer)

Published: Wednesday 15 March 2006

To demonstrate the diffraction pattern of various objects subject to the Fraunhaufer conditions (far field diffraction).

Od-4 Diffraction (Fresnel)

Published: Wednesday 15 March 2006

To demonstrate the diffraction pattern of various objects subject to the Fresnel conditions (near field diffraction).

Od-5 Poisson's Spot

Published: Wednesday 15 March 2006

To demonstrate the wave nature of light using Fresnel diffraction from a small circular opaque object.

Od-6 Abbe's Theory of Imaging

Published: Wednesday 15 March 2006

To show the relationship between Fraunhofer diffraction patterns and images.

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