JongSun S-Pro High Quality Optical Glass(SCHOTT B270) 100X150mm Square Soft Graduated Neutral Density filters adopt Nano Double Sided gradual 18 Layer Multi-coating, this means ultra violet to near-infrared light can pass through evenly, ensuring a perfectly neutral effect.This optical Nano coating is also anti-glaring and anti-reflective, alleviating solar glare. JongSun Soft Graduated Neutral Density Filters gives you the freedom to create your own work by allowing you to have more control of the camera's aperture, exposure time and sensor sensitivity settings. JongSun 100x150mm Square ND filter is 2mm thick and is designed to specifically darken skies and other bright areas of the image. Enable slow shutter speeds to be used, especially with fast films, to record movement of subjects such as waterfalls, clouds, cars, seas, etc. JongSun Soft GND filters precision cut, polished and optically processed to allow for extreme flatness and high parallelism for the highest quality glass, image quality and image crispness. Item includes: 1 x JongSun 150x100mm S-PRO Square GND 0.9 Filter1 x Exquisite Packaging Box Click on Buy now button for complete your purchase!