wk8a - The spatial frequency domain MIT 2.71/2.710 Optics...

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The spatial frequency domain MIT 2.71/2.710 Optics 10/25/04 wk8-a-1
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Recall: plane wave propagation z z =0 path delay increases linearly with x x x plane of observation θ + θ λ π cos 2 sin 2 exp 0 z i x i E λ MIT 2.71/2.710 Optics 10/25/04 wk8-a-2
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Spatial frequency angle of propagation? z z =0 plane of observation x θ λ electric field MIT 2.71/2.710 Optics 10/25/04 wk8-a-3
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Spatial frequency angle of propagation? z z =0 plane of observation x θ λ MIT 2.71/2.710 Optics 10/25/04 wk8-a-4
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Spatial frequency angle of propagation? The cross-section of the optical field with the optical axis is a sinusoid of the form + 0 0 sin 2 exp φ λ θ π x i E i.e. it looks like () sin where 2 exp 0 0 + u x u i E is called the spatial frequency spatial frequency MIT 2.71/2.710 Optics 10/25/04 wk8-a-5
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2D sinusoids () [] vy ux E + π 2 cos 0 ( ) [ ] vy ux i E + 2 exp 0 corresp. phasor y x MIT 2.71/2.710 Optics 10/25/04 wk8-a-6
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2D sinusoids () [] vy ux E + π 2 cos 0 ( ) [ ] vy ux i E + 2 exp 0 corresp. phasor x y min max MIT 2.71/2.710 Optics 10/25/04 wk8-a-7
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2D sinusoids () [] vy ux E + π 2 cos 0 ( ) [ ] vy ux i E + 2 exp 0 corresp. phasor x y 1/ u 1/ v min max MIT 2.71/2.710 Optics 10/25/04 wk8-a-8
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2D sinusoids () [] vy ux E + π 2 cos 0 ( ) [ ] vy ux
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This note was uploaded on 04/17/2011 for the course ME 525 taught by Professor Lucth during the Spring '11 term at Purdue University-West Lafayette.

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wk8a - The spatial frequency domain MIT 2.71/2.710 Optics...

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