Promaster 6858 77mm HGX Prime Circular Polarizer

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-static barrier resists dust, dirt, oil, water and fingerprints Best Image: Cutting-edge multi-coatings and black rimmed glass pass the clearest light to your sensor Strong and Durable: Ultra hardened glass with scratch resistant coating Bright: Extremely high visible light transmission to your camera

• Thread size: 77 mm
• Outer diameter: 80.0 m
• Frame thickness: 7.0 mm
• Lens thickness: 2.0 mm
• Coatings: 18 layers
• Light transmission rate: maximum 88.9% / average 44.4% (average at 400 – 700 nm)
• Reflection: less than 0.6% (average at 420 – 680 nm)
• Made in Japan