<p>In the first two images there is a white strip of light across the pictures, in the same place on both examples. (Just below the subjects nose in picture 2). For the second pair of images work your way up from the bottom left and you'll notice some sort of multi colored distortion. <br>
I'm using an Epson V550, and I've scanned the negatives a couple of times to try and eliminate the scanning process as an issue. </p>