So I bit the bullet over the week and bought the filter. From what I had read the filters work by spreading the light around the image, which is different to simply using a low contrast lens I think. And besides that, I don't want to add another lens to my collection when I already have three superb ones.   I started with Ultra Contrast 3. It had good effect but I thought I'd go further so this morning I received the #5.   The filters have an immediate effect of making the image look way mor