JSR Starlight Drawing Camera Lens Filter, Size:49mm(Streak Blue)

1. Special effects cinema filter designed to render a single light ray from a point light source
2. Create the effect of elongated blue streaks horizontally from the light source
3. The filter can be rotated to adjust the orientation of the light streak
4. Rotating front to change the angle of the streak
5. The filter is constructed from clear optical-grade glass for maintained image clarity and an aluminum frame.