scud
Senior Member
So, effective shutter speed with ND8 is only 1/60. Wah piang!! To get silky effect of waterfall in bright sunlight will need ND400 filter!?!?! :sweat: Then, why is it people recommend ND4/ND8 filters to get those kind of shots?
3 stop is 1/250>1/125>1/60>1/30. so the effective is 1/30.
what ND400?