49mm HD Soft GND8 Lens Filter, 3 Stop (0.9) Soft Graduated Neutral Density Filter with 28 Multi-Layer Coatings Waterproof/Scratch Resistant/Anti-reflectivity for Camera Lens

SKU: KF01.1498

A
If the filter is bigger than the lens, then everything is fine. It just doesn't work the other way around, because that's how the image is cropped on the wheels. In addition, the task of the adapter is to make larger filters usable on smaller lenses. 
A
If the filter is bigger than the lens, then everything is fine. It just doesn't work the other way around, because that's how the image is cropped on the wheels. In addition, the task of the adapter is to make larger filters usable on smaller lenses.