Macro close-up filter: Reduce the minimum length of almost any lens to a "macro lens". UV protection filter: prevent the filter from losing clarity and contrast due to ultraviolet rays and fog; protect the lens from scratches, scratches and stains The filter is compatible with 58mm lenses CPL Circular Polarizing Filter-Increases color and contrast by eliminating unwanted reflections from non-metallic surfaces (such as water or glass); significantly reduces glare and reflections on non-metallic surfaces The star filter creates light spots, like "vettes" protruding from the central colour:Black Material:Optical glass size: 10 x 8 x 2cm Package Contents: 4 x filter lens 1 x lens package Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.