K&F Concept Nano-X Ultra-Low Reflection Circular Polarizer Filter 72mm

The K&F Concept Nano-X Ultra-Low Reflection Circular Polarizer (CPL) Filter is a premium optical accessory designed for photographers seeking to eliminate glare, enhance color saturation, and improve contrast. Crafted with Japanese AGC optical glass and a 28-layer multi-coating, this filter achieves an ultra-low reflection rate of <0.1% and light transmission >99.6%, ensuring crystal-clear image quality. The ultra-slim 3.3mm frame is CNC-machined from aviation-grade aluminum alloy, preventing vignetting even on wide-angle lenses. Ideal for landscape, travel, and outdoor photography, it effectively reduces reflections from water, glass, and foliage while maintaining neutral color balance.

Advantages

This CPL filter offers exceptional polarization efficiency up to 99.9%, significantly reducing glare and reflections. The advanced nano-coating provides water-repellent, scratch-resistant, anti-static, and oil-resistant properties, making it easy to clean and durable for field use. The double-threaded design allows for stacking additional filters, and the ultra-slim profile ensures compatibility with wide-angle lenses without vignetting.

Suitable for

• Landscape photography to enhance sky and foliage colors
• Water and glass photography to eliminate reflections
• Outdoor and travel photography for improved contrast
• Any lens with a 72mm filter thread

Key specifications

• Filter Type: Circular Polarizer (CPL)
• Filter Diameter: 72mm
• Series: Nano-X
• Glass Material: Japanese AGC Optical Glass
• Frame Material: Aviation Aluminum Alloy
• Number of Coatings: 28 Multi-layer (14 layers per side)
• Reflection Rate: <0.1%
• Polarization Rate: Up to 99.9%
• Light Transmission: >99.6%
• Frame Thickness: 3.3mm
• Special Coatings: Nano-coating, Water-repellent, Scratch-resistant, Anti-static, Oil-resistant
• Thread Type: Double-threaded (front and rear)
• Manufacturing Process: CNC Machined Frame
• Compatibility: Lenses with 72mm filter thread
• Color Fidelity: Neutral color balance

Recommendations

For best results, use this filter on lenses with a 72mm filter thread. Avoid stacking multiple filters to prevent vignetting. Clean with a microfiber cloth to maintain coating integrity.