NiSi Filter UV SMC L395 55mm

Ultra-thin filters adopted a special technology of double sided, multi-coating, lens employs high quality Japanese optical glass, which assures high transmittance and highly smooth surface. Meanwhile, the frame using high quality aluminum frame (with thinness of only 3 mm), it's the thinnest in the world so far. This ultra thin filter fit perfect even on super wide angle lenses to avoid vignetting and reflections