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States of Polarization Linear Polarization = 8 = = - PowerPoint PPT Presentation

Jun 02, 2023 β€’94 likes β€’257 views

Experiment 2 Linear and Circular States of Polarization Linear Polarization = 8 = = = 8 8 8 = = = = 8 8 8 8 =

  1. Experiment 2 Linear and Circular States of Polarization

  2. Linear Polarization 𝑒 = 𝟏 𝜐 8 𝑒 = πŸ‘ 𝜐 𝑒 = πŸ’ 𝜐 𝑒 = 𝟐 𝜐 8 8 8 𝑒 = πŸ• 𝜐 𝑒 = πŸ– 𝜐 𝑒 = πŸ” 𝜐 𝑒 = πŸ“ 𝜐 8 8 8 8 𝑒 = πŸ— 𝜐 8

  3. Rotating Linearly Polarized Light

  5. 𝑷𝑸𝑴 = 𝝁 πœ π’– = 𝝊 Half-Wave Plate: πŸ‘ , πŸ‘ , 𝜠𝝌 = 𝛒 fast Input slow After propagation through the half wave-plate fast slow Output

  6. Half-Wave Plate fast Input slow After propagation through the half wave-plate fast slow Output

  7. Aligning the HWP for rotating the linear polarization by 𝟘𝟏° HWP LP LP Laser Detector

  8. Characterizing linearly polarized light LP on rotation mount HWP LP Laser Detector 𝑱 𝜾 = 𝑱 𝟏 𝒅𝒑𝒕 πŸ‘ 𝜾 βˆ’ 𝜾 𝟏 Malus’s Law

  9. Characterizing linearly polarized light LP on rotation mount LP Laser Detector 𝑱 𝜾 = 𝑱 𝟏 𝒅𝒑𝒕 πŸ‘ 𝜾 βˆ’ 𝜾 𝟏 Malus’s Law

  10. From Linear to Circular Polarized Light

  12. 𝑷𝑸𝑴 = 𝝁 πœ π’– = 𝝊 𝜠𝝌 = 𝛒 Quarter-Wave Plate: πŸ“ , πŸ“ , πŸ‘ Input fast πŸ“πŸ”Β° slow After propagation through the quarter wave-plate fast fast fast fast slow slow slow slow Output

  13. Circular Polarization: fast fast fast fast slow slow slow slow fast fast fast slow slow slow slow fast

  14. Detector M QWP LP BS Laser

  15. LP on QWP LP rotation mount Laser Detector

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