Moiré
A patterning effect, usually undesirable, that's produced by optical interference between two or more overlaid sets of closely spaced lines or grids. A common result is the appearance of large diamond patterns on the image.
A patterning effect, usually undesirable, that's produced by optical interference between two or more overlaid sets of closely spaced lines or grids. A common result is the appearance of large diamond patterns on the image.