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Interferometers

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  1. Interferometers Optics 2005—04—13 D. Craig

  2. Coherence Fairly coherent Less coherent

  3. Mach-Zender Splitter/combiner Mirror Detector Mirror Beam splitter Source (There are extraneous beams, ignore them)

  4. Sagnac Mirror Mirror Mirror Beam splitter Source Detector

  5. Ring Sagnacs. 9.8.3 Optical Fiber splitter Rotation about centercauses fringes---OPD varies due to Doppler! Ring Laser Gyroscope Detector

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