Creative filter to create a moderately sized fairytale-like 6-cross pattern on point light sources in your photo HOYA SPARKLE 6X is a filter that absolutely shines (literally) in night sky photography HOYA SPARKLE produces a soft effect in your image, creating a dreamy atmosphere Rotatable front frame to change the angle of the cross pattern Digital multi-coated glass allows a max. surface light reflection ratio of 0.5%.