Slim Brass Knurled Frame (helps with vignetting on Wide-Angle lenses)
Knurled frame offers easy grip, which combined with the harder characteristics of Brass, avoids deformation and ensures easy attachment and detachment.
Double Threaded.that allows for additional filters or hoods to be attached.
16 Layer under & over Multi-coating.
Hardened, Easy Clean Top Coat,
Water, Oil, Dust repellent,
Fingerprint & Scratch Resistant.
Schott B270 Superwhite Glass
Plastic Case Included