K&F Concept CPL NANO-X MRC 77mm Circular Polarizer Filter

The K&F Concept CPL NANO-X MRC 77mm is a premium circular polarizer filter designed for photographers seeking to enhance image quality by reducing glare and reflections. Crafted with Japanese AGC HD optical glass and advanced NANO-X multi-resistant coating, this filter delivers exceptional clarity and durability. Its ultra-slim 4.9mm aviation aluminum alloy frame ensures compatibility with wide-angle lenses without vignetting.

Advantages

This filter effectively eliminates unwanted reflections from non-metallic surfaces such as water and glass, enriches color saturation and contrast, and darkens blue skies for dramatic landscape shots. The 28-layer multi-resistant coating provides water, oil, scratch, and anti-static protection, making it easy to clean and maintain. Double-threaded design allows for stacking additional filters or lens caps.

Suitable for

• Landscape photography
• Outdoor and travel photography
• Architectural photography
• Any scenario requiring glare reduction and color enhancement

Key specifications

• Filter Type: Circular Polarizer (CPL)
• Filter Diameter: 77mm
• Coating: NANO-X Multi-Resistant Coating (MRC), 28 layers
• Glass Material: Japanese AGC HD Optical Glass
• Frame Material: Aviation Aluminum Alloy
• Frame Thickness: 4.9mm (Ultra-slim)
• Light Transmittance: >99.6%
• Polarization Rate: Up to 99.9%
• Water Resistance: Yes (Hydrophobic)
• Oil Resistance: Yes (Oleophobic)
• Scratch Resistance: Yes
• Anti-Reflection: Yes
• Anti-Static: Yes
• Threading: Double-threaded (front and rear)

Recommendations

For optimal results, use this filter with lenses that have a 77mm filter thread. Ensure the filter is securely attached and clean before use. Store in a protective case when not in use.