In dual-beam optical traps, the precision of position/force measurements is often compromised by crosstalk, i.e. imperfect separation of the two signals. We devise a simple yet very efficient method to perform crosstalk eliminating spatial filtering.
© 2013 OSA
D. Ott, S. N. S. Reihani, and L. B. Oddershede, "Efficient Elimination of Cross-Talk in Dual-Beam Optical Tweezers by Spatial Filtering," in Optics in the Life Sciences, OSA Technical Digest (online) (Optical Society of America, 2013), paper JT2A.26.
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