Can The Eye See The Difference Between A 2ms and 5ms?

There is definitely a difference between under 1ms and 5ms, but once some blur kicks in, it may not be as noticeable.

http://www.blurbusters.com/zero-motion-blur/lightboost/
@ 2ms:
CROPPED_60Hz-300x99.jpg

With Lightboost on:
CROPPED_LightBoost10-300x100.jpg


These are taken with high speed camera.