Feature: 1. Principle of Star Light Mirror: Star light lens is a kind of camera filter with luminescent point as the center, which is a series of equal lines etched regularly on the surface of colorless optical glass, resulting in the formation of a radiant effect after the diffraction of light. This is a kind of necessary effect mirror for stage or night scenery, which can play an extraordinary role in the picture. 2. High Definition Coating: HD coating, reduce stray light int, anti scratch, anti oil, waterproof; We offer you better products. 3. Double Frame Rotating Design: Thin adjustable star light filter, 360 degrees rotating frame, can adjust the position of the star. 4. Widely Used: Can be applied to jewelry, night scenery, stage, glass and other reflective objects, to help you record a better scene. 5. High End Filter: Gold thread knurled frame, showing the grade, is the ideal choice for you. Specification: Item Type: Adjustable Starlight Filter Weight: 61g/2.2oz Material: Aluminum alloy, optical glass. Package List: 1 x Starlight Filter1 x Storage Box