Check the listing for details. 52mm Variable Star Filter 4-8 Points for Night Scenery Glassworks,1Pcs. Condition: New. Listed at 20.07 USD. What is this?The adjustable starlight filter can make each bright spot in the photo produce a dazzling effect like a star-shaped flash. The brighter the bright spot, the more obvious the starlight effect. It is very suitable for night scene, glass products, metal products photography.What will I get?Variable Star FiltersDiameter: 52mm x 2inch;Thickness: 1.3mm/0.05inch;Color: black;Material: optical glass;Packing list: 1 lens filterAre there any advantages of the product?The starlight lens filter is made of imported optical glass, ultra-thin frame, and high light transmittance. The frame is made of aviation-grade aluminum, and the ultra-thin frame is easy to carry. Adjustable 4&8 star lines, convert the light source into amazing starburst according to shooting conditions and preferences, and make your night scene lifelike.