Promaster 58mm Protection - Digital HD nikonlaunch101520 8 aperture for controlling depth

8 aperture for controlling depth of field and working in less-than-ideal light as well as a Nano AR coating that help eliminate ghosting and flare

and other small items

The HSM also permits full-time manual focus control simply by rotating the focus ring at any time

Nitrogen filled and O-ring sealed to be waterproof and submersible to 3

Promaster 58mm Protection - Digital HD nikonlaunch101520 8 aperture for controlling depthThe ProMaster Digital HD Protection Filter is an extremely high quality optically clear filter designed primarily to protect your lens. Constructed with premium Schott optical glass and 12 layers of anti relective coating, these filters are designed to yield extreme image sharpness. They also feature a precision machined, super slim aluminum frame with anti reflective matte finish and knurled edges.