The two main reasons to use a ND filter are when you want to reduce the depth of field and/or blur motion. This is done by reducing the amount of light that reaches the film or sensor so that the photographer can adjust the shutter speed and/or f-stop to ...
Should have some results in a couple of days. I was reading last night about how many photographers like the morning or evening light, but a "select few" love to shoot at high noon ; ). It was in her book "Annie Leibovitz at Work"... normally I give a mis...