Converts direct light sources topointed medium-sizedstars Point bleed is minimized compared to regular star filter Rotate filter to change direction of star points Softens entire image in non-direct light conditions Digital multi-coated glass allows a max. surface light reflection ratio of 0.5% Black-rimmed glass minimizes random reflections inside the frame Knurling makes it easy to attach and remove the filter UV absorption filter case Thin frame design to minimize vignetting even with wide angle lenses