Protect your investments with this 40.5mm PRO1 Digital Protector Filter from Hoya, which acts as the first line of defense for your lens. As a clear filter, it is designed to have no impact on your image quality and has no light loss. A digital multi-coating helps optimized image quality by preventing flash and ghosting while black rimmed glass minimizes the chances of edge reflections. Also, this filter has a low profile matte black aluminum frame with 40.5mm front filter threads and knurled sides. Additionally, it comes with a UV-protected filter case.