Pro Glass 55mm HD MC UV Filter for Sigma 56mm f/1.4 DC DN Contemporary (351971/351963/351965) — 55mm Ultraviolet Protective Filter

Multicoated 55mm HD MC UV filter engineered for Sigma 56mm f/1.4 DC DN Contemporary lenses (351971/351963/351965). Multicoated optical surface with 97% Passthrough to maintain exposure, contrast, and color fidelity. Made from Resilient Optical Glass to provide reliable protection; functions as a Protective Glass UV Filter that guards the front element from dust, scratches, and light contaminants. Housed in a Low-Profile Pressed Aluminum Frame to reduce vignetting and ensure secure, low-clearance mounting.