This Hoya 72mm PL filter is a special effect filter designed for cameras and film cameras. Made in Japan, this clear circular filter with a threaded mount fitting allows users to achieve unique and creative effects in their photography. This filter comes with a lens case and original box for safe storage and transportation, making it a convenient and practical accessory for photographers looking to enhance their work with special effects. With its high-quality construction and specialized design, this Hoya filter is a valuable addition to any photographer's gear collection. This has been unused for a long time, now selling for less than half of the original price of $42.50.