ProMaster 55mm Circular Polarizer - HGX Prime Biology aperture F16 Aperture control Number

aperture F16 Aperture control Number of of blades : 7 (rounded diaphragm opening)

An easy-grip ring on the lens barrel helps you control whether your subject is sharply in focus or blurred against the background

Three position variable polar pattern - Omni

Compatible with Nikon AF-S Teleconverters

Consistently spectacular image quality is ensured at any aperture or focal length

ProMaster 55mm Circular Polarizer - HGX Prime Biology aperture F16 Aperture control NumberProMaster 55mm Circular Polarizer HGX Prime ProMaster SKU: 6823 Helix SKU: PR6823 Overview This Circular Polarizing Filter lets 30% more light reach your camera than everyday polarizers while reducing reflections and enhancing color saturation. Crafted for fine lenses, HGX Prime filters are individually ground, polished, and coated. They repel dirt and transmit brilliant light to achieve the clearest possible image. Protective: Repellemax II Anti