The 49mm Polar Pro Shift Diopter Set is designed for photographers and filmmakers who want cinematic detail without changing lenses. This set includes +2, +4, and +8 diopters, providing a range of magnification levels. Each diopter is made of optical-grade, multicoated glass and encased in a durable aluminum frame. Whether shooting handheld or locked off, each diopter edge and coating keeps focus transitions smooth and light transmission clean. The set also includes a protective storage case and microfiber cleaning cloth.