New 52mm Center Pinch Snap on Front Cap for Lens Filter

Star filter, creates a star pattern, in which lines radiate outward from bright objects. The star pattern is generated by a very fine diffraction grating embedded in the filter, or sometimes by the use of prisms in the filter.Make the lights all come to life like magic with star filters. The sun reflecting off lake water can be an extremely interesting image. If you get up at dawn after an ice storm before the sun goes to work, everything is an interesting subject to capture. Holiday lights are wonderful with star filters, The number of stars varies by the construction of the filter, as does the number of points each star has.