K&F Concept C Series variable ND filter ND2–ND32 + CPL 2-in-1 52 mm

The K&F CONCEPT Nano-C Series 52mm 2-in-1 VND2–32 + CPL Filter is a multifunctional lens accessory combining variable neutral density and circular polarization in one compact filter. It provides 1–5 stops of light control while reducing reflections and enhancing color saturation for sharper, more vibrant images.

The K&F CONCEPT Nano-C Series 52mm VND2–32 CPL 2-in-1 Filter is a versatile all-in-one optical solution designed for photographers and videographers who need both exposure control and reflection management in a single compact filter. By combining a variable neutral density (VND) filter with a circular polarizer (CPL), it streamlines gear setup while expanding creative control in a wide range of lighting conditions.

The variable ND function offers 1 to 5 stops of light reduction (ND2–32), allowing users to adjust shutter speed and aperture for cinematic motion blur, controlled exposure in bright environments, or shallow depth-of-field effects. At the same time, the CPL component reduces unwanted reflections from surfaces such as water, glass, and metal while improving color saturation and contrast, especially in skies and foliage.

Constructed from high-quality optical glass with multi-layer coating, the filter ensures high clarity, minimal color shift, and strong resistance to water, oil, and scratches. This coating also helps reduce flare and ghosting, maintaining sharp and natural image quality even in challenging lighting conditions.

The aluminum alloy frame is lightweight yet durable, offering smooth rotation for precise exposure adjustment. Its compact 52mm design makes it suitable for a wide range of DSLR and mirrorless lenses, particularly for travel, landscape, and video creators who prefer minimal gear without sacrificing functionality.

Key Features:

• 2-in-1 VND and CPL filter design
• Variable ND range: ND2–32 (1–5 stops)
• Reduces reflections and enhances color saturation
• Improves contrast in skies and natural scenes
• Multi-coated optical glass for clarity and durability
• Waterproof and scratch-resistant coating
• Lightweight aluminum frame with smooth adjustment
• Compact design ideal for travel and video use
• Compatible with 52mm threaded lenses