These layers also provide a higher maximum light transmission and a more consistent transmission curve for truer light reduction. The Plus+ range features 20 layers of nano-coating providing easier cleaning and better protection against water, oil, and scratches. It offers a beautiful depth of field with wider apertures and features 10 f-stops for stronger long exposure and master long exposures even in bright light. With less light entering your camera, you can also use wider apertures in bright light for a beautiful shallower depth of field effect without overexposing images. The Urth ND1000 Lens Filter Plus+ provides a fixed 10 f-stop light reduction, giving you better control with long exposure and motion blur techniques in bright light.