C-PL Circular Polarizer Multicoated — 86mm Multithreaded Glass Filter for Pentax K-5

Light reduction between 2.3 and 2.8 (approx. +1.3 stops) to help control reflections and manage exposure. Built with a Rugged Metal Filter Ring (Black Finish) and Heat Treated Glass for added durability. Multicoated surfaces minimize flare and ghosting. Slim design reduces vignetting on wide-angle lenses. Multithreaded construction allows mounting of additional filters or accessories on top. Designed for video or photography.You may also like UV Protection Filter for Nikon AF-S NIKKOR 200-500mm f/5.6E ED VR — Blocks UV, Cuts Blue Cast, Shields from Dust & Scratches.