K&F Concept Filtro polarizzatore circolare CPL Nano-C HMC 55 mm

The K&F Concept Nano-C HMC CPL Circular Polarizer Filter is a high-quality optical accessory designed for photographers seeking to enhance image quality by reducing glare and reflections. With a 55 mm diameter and advanced multi-coating technology, this filter improves color saturation and contrast while protecting your lens.

Advantages

This circular polarizer filter effectively eliminates unwanted reflections from non-metallic surfaces such as water and glass, deepens blue skies, and increases overall color vibrancy. The Nano-C HMC multi-coating ensures over 99.6% light transmittance, minimizing flare and ghosting. The ultra-slim frame (4.9 mm) prevents vignetting on wide-angle lenses, and the aviation aluminum alloy construction provides durability without adding bulk.

Suitable for

• Landscape photography to enhance skies and foliage
• Water and glass photography to reduce reflections
• Outdoor portraits to improve skin tones and reduce glare
• Any scenario where controlling polarized light is beneficial

Key specifications

• Filter Type: Circular Polarizer (CPL)
• Filter Diameter: 55 mm
• Coating: Nano-C HMC (28 layers, 14 per side)
• Glass Material: Japanese AGC Optical Glass
• Frame Material: Aviation Aluminum Alloy
• Frame Thickness: 4.9 mm
• Light Transmittance: >99.6%
• Polarization Rate: Up to 99.9%
• Water-Repellent, Oil-Proof, Scratch-Resistant, Anti-Reflective, Anti-Static
• Filter Factor: 2-3 stops
• Front Thread: Yes (for lens cap or stacking)

Recommendations

For best results, use this filter with a lens hood to minimize stray light. Ensure the filter is clean before mounting; use a microfiber cloth for maintenance. Compatible with all 55 mm threaded lenses.