Heliopan 46mm Variable Gray Neutral Density Filter (704690) with specialty Schott glass in floating brass ring

The Heliopan 46mm Variable Gray Neutral Density Filter 704690 offers an adjustable range from 1 to 6.6 stops of ND, providing photographers with the flexibility to control the amount of light entering the lens. It is designed with a black anodized brass ring for easy calibration and repeatability of desired density. The filter is neutral in color and made with high-quality Schott glass. Upon researching customer reviews, it seems that some users have experienced issues with the filter. One customer reported receiving a used item instead of a new one, which led them to purchase a different filter from a competitor. Another customer mentioned that the filter did not stop down enough for the price they paid. However, there were also positive reviews from customers who found the filter to be excellent in terms of color accuracy and image quality. Overall, the Heliopan 46mm Variable Gray Neutral Density Filter 704690 appears to be a high-quality filter with good image quality and ND capabilities. However, it is important to note that some customers have experienced issues with product quality and found it lacking in terms of protection and compatibility with lens accessories.