1、Simple design, easy for installation and operation, convenient to use. 2、CPL filter, generally used in landscape photography, eliminate unnecessary polarized light, make the whole picture more clear and transparent feeling. 3、Eliminating reflections, photographing water, especially riptide, allows you to "see through" the surface and restore the texture of the object itself. 4、On sunny day shooting, the polarizer makes the sky bluer, the clouds more three-dimensional, the contrast strong and the layers more prominent. 5、Restore color, enhance contrast, most objects will have reflection, can filter to show their true color. 6、Increase saturation, can eliminate the non-metal surface stray light, make the sky more blue, more colorful flowers, grass more green.