Quote:
Originally Posted by GroovyG
Regarding the perceived brightness of the LED, there's a phenomenon whereby a short duration flash is seen as being brighter than one of longer duration, even of the the same actual brightness. It's too long now since I was an optometry student, and I've gone off in altogether another direction since, so the details now elude me, but I'd expect a 208μs flash to be comfortably in the relevant range.
G.
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Thanks GroovyG - another optometric phenomenon I've learned about today!
Looking back at my Post #60 above where I did a quick calculation that we want the LED to be on 1/16th of the time which is 3333μs divided by 16 (or multiplied by 0.0625) = 208.3125μs.