Enhance your photography skills with the HELIOPAN ES 77mm 2.5x CIRCULAR POLARIZING FILTER (SLIM VERSION) in BOX. This filter is designed for any 77mm lens with threaded filter mount and has an exterior material made of brass. It was manufactured in the 1990s in Germany and has a maximum aperture of f/0.95. This filter is ideal for capturing stunning photos with its auto and manual focus type. It has a compatible lens front of 77mm and a compatible filter size of 77mm. This package does not include any custom bundle and does not come with a manufacturer warranty. The item weighs around 3 oz and has a length of 77mm, a height of 7mm and a width of 77mm.