Optical Tweezers

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Optical Tweezers


  • [1] Directions on how to use a QPD in an optical tweezer setup.
  • [2] Here are some slide prepping instructions from Berkeley.

Our own setup

Using NI Vision Assistant

  • [3] Image Acquisition/Saving Images
  • [4] How to track the microspheres in NI Vision Assistant using pattern matching.

Our calculations using Brownian Motion

  • 2.56 micrometer spheres
    • 4.6 mW Beam [5]

Calculating Trap Forces Using Stokes' Drag Force

  • []