K&F Concept 40.5mm True Color Variable ND2ND400

The K&F Concept 40.5mm True Color Variable ND2ND400 Filter provides precise exposure control while preserving natural color accuracy. Its slim, durable design and premium optical glass make it ideal for long exposures, cinematic video, and wide-aperture shooting in bright light, perfect for compact lenses and travel setups.

Unlock creative exposure control with the K&F Concept 40.5mm True Color Variable ND2ND400 Filter a compact yet powerful tool designed for photographers and filmmakers who demand flexibility and optical precision. With a smoothly adjustable range from ND2 to ND400, this filter gives you full command over light levels, whether you're shooting long-exposure landscapes, creating silky water effects, capturing dynamic motion trails, or maintaining cinematic shutter speeds in bright outdoor environments.

Engineered with high-grade Japanese optical glass, the filter delivers excellent color fidelity and clarity, supported by multi-layer nano coatings that reduce reflections and resist water, scratches, dust, and oil. Its True Color technology ensures accurate, natural color without the unwanted warm or green shifts common in lower-quality variable ND filters. The ultra-thin aluminum alloy frame minimizes vignetting—especially important for wide-angle lenses—while offering smooth rotation for effortless light adjustment.

Lightweight, durable, and exceptionally versatile, the 40.5mm True Color VND is the ideal upgrade for compact camera systems, travel kits, and creators who want maximum control and professional results in any lighting condition.

Key Features

• Variable ND2ND400 for flexible exposure control in any lighting situation
• True Color technology ensures natural, accurate color without shifts
• Perfect for long exposures such as silky water, motion blur, and light trails
• Ideal for video, allowing proper shutter speeds for smooth, cinematic motion
• Premium Japanese optical glass with double-sided polishing
• Advanced multi-layer nano coatings waterproof, anti-scratch, anti-reflective
• Ultra-thin aluminum alloy frame minimizes vignetting on wide-angle lenses
• Smooth rotating ring for precise and stable density adjustments
• Compact and durable design made for travel and daily shooting

• 1 K&F Concept 40.5mm True Color Variable ND2ND400 Filter
• 1 Protective Storage Case

• Filter Type Variable Neutral Density (ND2ND400)
• Size 40.5mm
• Glass Material Japanese optical glass
• Coating Multi-layer nano coatings (waterproof, scratch-resistant, anti-reflective)
• Frame Material Aluminum alloy
• Design Ultra-slim, anti-vignetting
• Function Exposure reduction / motion effects / wide-aperture daylight shooting