Photon Counting Lock-In

Software implementation as documented in:

Computer-based Photon Counting Lock-In
for Phase Detection at the Shot Noise Limit

Dieter Braun and Albert Libchaber, Optics Letters, 27:1421-1423 (2002)

Download Photon_Counting_LockIn.llb (1.1MB)

Please reference above work when you use the lock-in.
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