It’s perfect for the blue hour when light levels can still be a little too high for ultra slow shutter speeds. In photography, it allows you to get your shutter speeds down to nice, slow levels, ideal for ethereal looking water or clouds. As mentioned, the more light stopping you try to squeeze into a filter, the more chance there is for image issues.įor both photography and video creation, 3-6 stops is an ideal range. This is from 3 to 6 stops and in fact is not a bad thing. The Motion Pro Variable ND, has a relatively limited stop range. By J ason Row Photography The Motion Pro Specs and Build Quality. So how does the Sandmarc stack up in this? Uncorrected Raw images without (top) and with (bottom) Sandmarc Pro Motion. This often manifests itself in banding in the sky, particularly when using wide angle lenses. Some variable ND filters can block out anywhere between 1 and 10 stops however, like with many things, the more filtration you try to add in, the greater the chance for color shift and image degradation. As you do so, the filter becomes darker by a variable degree. You twist the front element of the filter in much the same way as a polariser. The shutter speed needs to be locked to the 180 degree rule, and changing apertures between shots can change the way your footage looks.Ī variable neutral does exactly what its name suggests. The reason for this, is that in video you are constantly trying to maintain an exact shutter speed and aperture. That’s not a huge issue as a photographer, but it can be if you are shooting video. They cut the light by one, two, three, six or ten stops. If you have ever used traditional neutral density filters, you will know they are incredibly precise. By Jason Row Photography Why Do I Need A Variable ND? Sandmarc have provided this filter cost free for this review. So what is this mystery item? It’s a variable ND filter, the Motion Pro, to be precise.Īs with all our reviews, we do not allow the manufacturer to see the article before publication and they do not have any say in what we write. In fact it is a rare piece of kit that should appeal to anyone who shoots stills or video using a CSC or DSLR Camera. However, the latest piece of kit that has dropped through the letterbox, has a much wider appeal than smartphone photographers. They have sent us a few items to review, predominately for smartphone photography. We like Sandmarc stuff here at Light Stalking.
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