1641845738412227 ZOMEI 37MM Professional Phone Camera Circular Polarizer CPL Lens for iPhone 7 6S Plus Samsung Galaxy Huawei HTC Windows Android Function: Without affecting the balance of the overall color, it can not only improve the the contrast of the scene, increase the color saturation, such as deepening the sky blue, highlight the cloud layer, but also eliminate unnecessarily reflection on non-metallic surfaces, such as watergate and glass. Application: 1. Eliminate stray light and reduce light; 2. Eliminate reflections and reflections on water and glass surfaces to increase saturation; 3. The sky is bluer, the picture is more layered, and the water is more shaped; 4. Eliminate dust with water vapor in the air, make the picture clearer, and avoid the influence of dark Angle on imaging to the maximum extent. CPL skills for photographing landscapes: 1. Do not face direct bright light or the sun; 2. To eliminate glare from the water, it is better to have an Angle of 45 degrees with the water; 3. Carefully observe the change of color saturation in the viewfinder; 4. When observing the scene, remember to turn counterclockwise to avoid CPL rotation; 5. To enhance the effect of the blue sky, have a general principle, do not backlight, otherwise CPL can not recover, you will always got the gray sky Whats in the box: 1 x Circular Polarizing Polarizer Filter 1 x Universal 37mm Thread Clip