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Weekly Report

Weekly Report. Speaker : Stephen C heng Advisor : C hao W en Liang Date: 20131016. Outline. Collimator Lens Correction. Collimator Lens. Gaussian beam from the fiber. Gaussian beam from the fiber with expander. Collimator Lens. Correct (LA1608). Correct (LA1608). Weekly Report.

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Weekly Report

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  1. Weekly Report Speaker:Stephen Cheng Advisor:Chao Wen Liang Date: 20131016

  2. Outline • Collimator Lens • Correction

  3. Collimator Lens Gaussian beam from the fiber Gaussian beam from the fiber with expander

  4. Collimator Lens

  5. Correct (LA1608)

  6. Correct (LA1608)

  7. Weekly Report Speaker:Stephen Cheng Advisor:Chao Wen Liang Date: 20131023

  8. Weekly Report Speaker:Stephen Cheng Advisor:Chao Wen Liang Date: 20131120

  9. Outline • Original alignment method • Experiment with tilt the CCD stage ( lens: LA1608)

  10. Original alignment method

  11. Experiment with tilt spot diagram at 0 degree quiver vector from -0.5 to 0.5 degree

  12. calibrate -1.5 degree -1.0 degree -0.5 degree

  13. calibrate -0 degree +0 degree

  14. calibrate 0.5 degree 1.0 degree 1.5 degree

  15. Experiment with tilt (coef)

  16. Experiment with tilt (coef)

  17. Experiment with tilt (coef)

  18. Experiment with tilt (coef)

  19. Problem • 1. 因為平移 (Tilt) 造成的 spot patterns 發生位移，導致看見的 coefficient 發生 step shift

  20. Weekly Report Speaker:Stephen Cheng Advisor:Chao Wen Liang Date: 20131120

  21. 平面標準鏡 Mirror Lens shift

  22. Coefficientfrom interferometer

  23. 0 -10 15

  24. 平面標準鏡 Lens Ball shift

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