Lecture_3 - Interferometers Phys 331, Lecture 3, October...

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Interferometers Phys 331, Lecture 3, October 18, 2011 Tuesday 1:30 (10/18) Wednesday 1:30 (10/19) Friday 1:30 (10/20) Monday 1:30 (10/23) Fraunhofer & Fresnel Diffraction Fabry-Perot Interferometer Michelson Interferometer Concave Diffraction Grating Reflection from a Dielectric Surface Faraday Rotation Holography Must complete Fabry-Perot or Michelson first .
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Lab Report Sequence 1. Abstract 2. Diagram of Apparatus 3. Analysis Section 4. Written Portion 5. Conclusions 6. Raw Data
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Point light source M2 detector o 1 l 2 l 1 E 2 E Point light source M2 detector o 1 l 2 l 1 E 2 E M1 M1 d Optical path difference: 2d Michelson Interferometer: Conceptual Rearrangement
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Michelson Interferometer Note the Fourier Transform between position ( ) and momentum ( σ ). Inverse Fourier Transform -> optical frequency Assume 50/50 beam splitter
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Michelson Interferometer ( ) () c o s2 I Id I d σ πσ +∞ +∞ −∞ −∞ ∆= + ∫∫ Constant background Fourier Transform between the frequency domain and interference pattern [ ] ( ) ( ( )) ( ( )) oo o II s s δσ = −+ + −−
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This note was uploaded on 01/20/2012 for the course PHYSICS 331 taught by Professor Wiaodongxu during the Fall '11 term at University of Washington.

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Lecture_3 - Interferometers Phys 331, Lecture 3, October...

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