Topaz Black & White Effects


Towards the end of last year I was made aware of this Variable ND filter from 7 day shop which offers a variable ND filter range of between 2-8 stops.   The price for this at the time was £33 for a 77mm fit filter.  Much cheaper than other options I had seen such as the Big Stopper.  Although that filter does do 10 Stops. The advantage of a ND