Variable nd filter provides 1-9 stops light reduction, fit wide scope landscape photography light reduction needs. The UV filter can both prevent UV ray affect the camera CCD, also can protect the lens away from scratches, dust, and water.
The Variable Density filter is an especially useful tool when creating motion blur in moving water such as waterfalls, rivers, and crashing waves.
Ultra-slim frame avoids vignetting, UV filter only 3.3mm , variable ND2-ND400 7.4mm thickness. Double sides coatings, waterproof and scratch-resistant.
Both filter with multi-layer coatings, uv filter reach to 99.6% transmission, effectively reduces the reflection coming from both the ground and the filter itself, ensuring the true color of images.
Two filters are made by importing Japanese AGC glass for razor-sharp images while maintaining the true color of photos.