K&F 100*100*2MM Nano-X Square Coated ND4 Filter

The K&F Concept 100×100×2mm Nano-X Square Coated ND4 Filter is a precision-engineered neutral density filter designed for long-exposure and high-definition photography. Made from premium AGC optical glass with double-sided 28-layer nano coatings, it reduces glare and reflections while maintaining sharpness across all focal lengths. Its durable, waterproof, scratch- and oil-resistant surface ensures reliable performance in challenging environments, and the included protective leather-and-sponge case keeps the filter safe during transport.

The K&F Concept 100×100×2mm Nano-X Square ND4 Filter is built for photographers seeking superior image quality and precise light control. Crafted from high-quality AGC optical glass, the filter features double-sided 28-layer nano coatings that significantly reduce surface reflections and external glare, ensuring clear, high-definition images even in long-exposure situations. Both sides of the glass are finely ground and polished to maintain optimal sharpness, even when using telephoto lenses. The filter’s surface is treated with advanced coatings that make it mildew-proof, waterproof, scratch-resistant, and oil-repellent, allowing easy cleaning without compromising image quality. This ND4 square filter provides a 2-stop (0.6) light reduction, is 2mm thick, weighs just 47.5g, and fits lenses with a diameter of 82mm or smaller. The filter comes with a premium protective case featuring a leather exterior and soft sponge interior to prevent scratches and damage, making it a practical and high-performance addition to any photographer’s toolkit.

Key Features:

• ND4 square filter with 2-stop (0.6) light reduction
• Size: 100×100×2mm; Weight: 47.5g
• Made with premium AGC optical glass
• Double-sided 28-layer nano coatings reduce reflections and glare
• Precision ground and polished for high-definition imaging
• Waterproof, oil-repellent, scratch-resistant, and mildew-proof coatings
• Suitable for lenses up to 82mm diameter
• Protective leather-and-sponge case included