KV37 37mm Fader Variable Adjustable ND Filter ND2-ND400 - Ultra-Slim & Multi-Coated Nano-Klear

SKU: KF01.1381

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From 1-5 stops, there will be a slight X cross for lens under 24mm. An X cross will appear at the highest stop and can be removed by rotating the filter ring, which is a normal situation instead of a quality issue. 
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you have to adjust it yourself... gradation... there are only points... from very small to large 
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The lens hood is attached to the outside of the lens if that's what you mean, the thread for a filter is directly on the lens..